Ephemeris Generator Ephemeris Settings Target Body: *Comet 26P/Grigg-Skjellerup = (1922 K1) [1997.83]* Observer Location: *Geocentric [Code=500]* Coordinates: *0 00'00.0''E, 0 00'00.0''N, -6378140. m* From: *A.D. 1992-08-25 18:00 UT* To: *A.D. 1992-08-25 20:00 * Step: *1 minute* Format: *Calendar Date and Time* Output Quantities: *2-3,9,19-20,23-24* Ref. Frame, RA/Dec Format: *J2000, HMS* Apparent Coordinates Model: *Airless* ------------------------------------------------------------------------ HORIZONS Generated Ephemeris ******************************************************************************* Ephemeris / WWW_USER Wed Mar 2 04:53:30 2005 Pasadena, USA / Horizons ******************************************************************************* Target body name: 26P/Grigg-Skjellerup {source: JPL#J978/18} Center body name: Earth (399) {source: DE-0406LE-0406} Center-site name: GEOCENTRIC ******************************************************************************* Start time : A.D. 1992-Aug-25 18:00:00.0000 UT Stop time : A.D. 1992-Aug-25 20:00:00.0000 UT Step-size : 1 minutes ******************************************************************************* Center geodetic : 0.000000, 0.0000, 0.0000{E-lon(deg),Lat(deg),Alt(km)} Center cylindric: 0.000000, 0.0000, 0.0000{E-lon(deg),Dxy(km),Dz(km)} Center pole/equ : High-precision EOP model {East-longitude +} Center radii : 6378.1 x 6378.1 x 6356.8 km {Equator, meridian, pole} Target pole/equ : No model available Target radii : 1.3 km Target primary : Sun {source: DE-0406LE-0406} Interfering body: MOON (Req= 1737.400) km {source: DE-0406LE-0406} Deflecting body : Sun, EARTH {source: DE-0406LE-0406} Deflecting GMs : 1.3271E+11, 3.9860E+05 km^3/s^2 Small perturbers: Ceres, Pallas, Vesta {source: SB405-CPV-2} Small body GMs : 6.32E+01, 1.43E+01, 1.78E+01 km^3/s^2 Atmos refraction: NO (AIRLESS) RA format : HMS Time format : CAL EOP file : eop.050301.p050523 EOP coverage : DATA-BASED 1962-JAN-20 TO 2005-MAR-01. PREDICTS-> 2005-MAY-22 Units conversion: 1 AU= 149597870.691 km, c= 299792.458 km/s, 1 day= 86400.0 s Table cut-offs 1: Elevation (-90.0deg=NO ),Airmass (>38.000=NO), Daylight (NO ) Table cut-offs 2: Solar Elongation ( 0.0,180.0=NO ) ******************************************************************************* Initial FK5/J2000.0 heliocentric ecliptic osculating elements (AU, DAYS, DEG): EPOCH= 2450760.5 != 1997-Nov-08.0000000 (CT) Residual RMS= .8303 EC= .6637962458694138 QR= .9968186133715065 TP= 2450690.804670558 OM= 213.308717714091 W= 359.3338007272603 IN= 21.08674320973907 Comet physical & dynamic parameters (KM, SEC; A1,A2,A3=AU/d^2; DT=days): GM= n.a. RAD= 1.3 A1= 4.58034D-11 A2= -1.115081D-11 A3= n.a. DT= n.a. M1= 12.5 M2= n.a. k1= 11. k2= n.a. PHCOF= n.a. **************************************************************************************************************************************************** Date__(UT)__HR:MN R.A.__(a-apparent)__DEC dRA*cosD d(DEC)/dt T-mag N-mag r rdot delta deldot S-O-T /r S-T-O **************************************************************************************************************************************************** 1992-Aug-25 18:00 13 45 58.14 +00 38 14.4 171.19 -24.01 13.67 n.a. 1.1043091656 10.14479 1.3778161488 5.58875 52.3753 /T 46.4487 1992-Aug-25 18:01 13 45 58.33 +00 38 14.0 171.19 -24.01 13.67 n.a. 1.1043132360 10.14494 1.3778183916 5.58900 52.3754 /T 46.4486 1992-Aug-25 18:02 13 45 58.52 +00 38 13.6 171.19 -24.01 13.67 n.a. 1.1043173064 10.14509 1.3778206345 5.58926 52.3756 /T 46.4485 1992-Aug-25 18:03 13 45 58.71 +00 38 13.2 171.19 -24.01 13.67 n.a. 1.1043213769 10.14523 1.3778228775 5.58952 52.3757 /T 46.4484 1992-Aug-25 18:04 13 45 58.90 +00 38 12.8 171.19 -24.01 13.67 n.a. 1.1043254475 10.14538 1.3778251206 5.58977 52.3759 /T 46.4482 1992-Aug-25 18:05 13 45 59.09 +00 38 12.4 171.19 -24.01 13.67 n.a. 1.1043295181 10.14552 1.3778273638 5.59003 52.3760 /T 46.4481 1992-Aug-25 18:06 13 45 59.28 +00 38 12.0 171.19 -24.01 13.67 n.a. 1.1043335888 10.14567 1.3778296071 5.59028 52.3762 /T 46.4480 1992-Aug-25 18:07 13 45 59.47 +00 38 11.6 171.19 -24.01 13.67 n.a. 1.1043376595 10.14581 1.3778318505 5.59054 52.3763 /T 46.4479 1992-Aug-25 18:08 13 45 59.66 +00 38 11.2 171.19 -24.01 13.67 n.a. 1.1043417303 10.14596 1.3778340940 5.59080 52.3765 /T 46.4478 1992-Aug-25 18:09 13 45 59.85 +00 38 10.8 171.19 -24.01 13.67 n.a. 1.1043458012 10.14610 1.3778363376 5.59105 52.3766 /T 46.4477 1992-Aug-25 18:10 13 46 00.04 +00 38 10.4 171.19 -24.01 13.67 n.a. 1.1043498721 10.14625 1.3778385813 5.59131 52.3768 /T 46.4476 1992-Aug-25 18:11 13 46 00.23 +00 38 10.0 171.18 -24.01 13.67 n.a. 1.1043539431 10.14640 1.3778408251 5.59157 52.3769 /T 46.4475 1992-Aug-25 18:12 13 46 00.42 +00 38 09.6 171.18 -24.01 13.67 n.a. 1.1043580141 10.14654 1.3778430690 5.59182 52.3771 /T 46.4473 1992-Aug-25 18:13 13 46 00.61 +00 38 09.2 171.18 -24.01 13.67 n.a. 1.1043620852 10.14669 1.3778453131 5.59208 52.3772 /T 46.4472 1992-Aug-25 18:14 13 46 00.80 +00 38 08.8 171.18 -24.01 13.67 n.a. 1.1043661564 10.14683 1.3778475572 5.59234 52.3773 /T 46.4471 1992-Aug-25 18:15 13 46 00.99 +00 38 08.4 171.18 -24.01 13.67 n.a. 1.1043702276 10.14698 1.3778498014 5.59259 52.3775 /T 46.4470 1992-Aug-25 18:16 13 46 01.18 +00 38 08.0 171.18 -24.01 13.67 n.a. 1.1043742988 10.14712 1.3778520457 5.59285 52.3776 /T 46.4469 1992-Aug-25 18:17 13 46 01.37 +00 38 07.6 171.18 -24.01 13.67 n.a. 1.1043783702 10.14727 1.3778542902 5.59310 52.3778 /T 46.4468 1992-Aug-25 18:18 13 46 01.56 +00 38 07.2 171.18 -24.01 13.67 n.a. 1.1043824415 10.14742 1.3778565347 5.59336 52.3779 /T 46.4467 1992-Aug-25 18:19 13 46 01.75 +00 38 06.8 171.18 -24.01 13.67 n.a. 1.1043865130 10.14756 1.3778587793 5.59362 52.3781 /T 46.4466 1992-Aug-25 18:20 13 46 01.94 +00 38 06.4 171.18 -24.01 13.67 n.a. 1.1043905845 10.14771 1.3778610241 5.59387 52.3782 /T 46.4464 1992-Aug-25 18:21 13 46 02.13 +00 38 06.0 171.18 -24.01 13.67 n.a. 1.1043946560 10.14785 1.3778632689 5.59413 52.3784 /T 46.4463 1992-Aug-25 18:22 13 46 02.32 +00 38 05.6 171.18 -24.01 13.67 n.a. 1.1043987276 10.14800 1.3778655139 5.59439 52.3785 /T 46.4462 1992-Aug-25 18:23 13 46 02.51 +00 38 05.2 171.18 -24.01 13.67 n.a. 1.1044027993 10.14814 1.3778677589 5.59464 52.3787 /T 46.4461 1992-Aug-25 18:24 13 46 02.70 +00 38 04.8 171.18 -24.01 13.67 n.a. 1.1044068711 10.14829 1.3778700041 5.59490 52.3788 /T 46.4460 1992-Aug-25 18:25 13 46 02.89 +00 38 04.4 171.18 -24.01 13.67 n.a. 1.1044109428 10.14843 1.3778722493 5.59515 52.3790 /T 46.4459 1992-Aug-25 18:26 13 46 03.08 +00 38 04.0 171.18 -24.01 13.67 n.a. 1.1044150147 10.14858 1.3778744947 5.59541 52.3791 /T 46.4458 1992-Aug-25 18:27 13 46 03.27 +00 38 03.6 171.18 -24.01 13.67 n.a. 1.1044190866 10.14873 1.3778767401 5.59567 52.3792 /T 46.4457 1992-Aug-25 18:28 13 46 03.46 +00 38 03.2 171.18 -24.01 13.67 n.a. 1.1044231586 10.14887 1.3778789857 5.59592 52.3794 /T 46.4455 1992-Aug-25 18:29 13 46 03.65 +00 38 02.8 171.18 -24.01 13.67 n.a. 1.1044272306 10.14902 1.3778812314 5.59618 52.3795 /T 46.4454 1992-Aug-25 18:30 13 46 03.84 +00 38 02.4 171.18 -24.01 13.67 n.a. 1.1044313027 10.14916 1.3778834771 5.59644 52.3797 /T 46.4453 1992-Aug-25 18:31 13 46 04.03 +00 38 02.0 171.18 -24.01 13.67 n.a. 1.1044353748 10.14931 1.3778857230 5.59669 52.3798 /T 46.4452 1992-Aug-25 18:32 13 46 04.23 +00 38 01.6 171.18 -24.01 13.67 n.a. 1.1044394470 10.14945 1.3778879690 5.59695 52.3800 /T 46.4451 1992-Aug-25 18:33 13 46 04.42 +00 38 01.2 171.18 -24.01 13.67 n.a. 1.1044435193 10.14960 1.3778902150 5.59721 52.3801 /T 46.4450 1992-Aug-25 18:34 13 46 04.61 +00 38 00.8 171.18 -24.01 13.67 n.a. 1.1044475916 10.14974 1.3778924612 5.59746 52.3803 /T 46.4449 1992-Aug-25 18:35 13 46 04.80 +00 38 00.4 171.18 -24.01 13.67 n.a. 1.1044516640 10.14989 1.3778947075 5.59772 52.3804 /T 46.4448 1992-Aug-25 18:36 13 46 04.99 +00 37 60.0 171.18 -24.01 13.67 n.a. 1.1044557364 10.15004 1.3778969539 5.59797 52.3806 /T 46.4446 1992-Aug-25 18:37 13 46 05.18 +00 37 59.6 171.18 -24.01 13.67 n.a. 1.1044598089 10.15018 1.3778992004 5.59823 52.3807 /T 46.4445 1992-Aug-25 18:38 13 46 05.37 +00 37 59.2 171.18 -24.01 13.67 n.a. 1.1044638814 10.15033 1.3779014470 5.59849 52.3809 /T 46.4444 1992-Aug-25 18:39 13 46 05.56 +00 37 58.8 171.18 -24.01 13.67 n.a. 1.1044679540 10.15047 1.3779036937 5.59874 52.3810 /T 46.4443 1992-Aug-25 18:40 13 46 05.75 +00 37 58.4 171.18 -24.01 13.67 n.a. 1.1044720267 10.15062 1.3779059405 5.59900 52.3811 /T 46.4442 1992-Aug-25 18:41 13 46 05.94 +00 37 58.0 171.18 -24.01 13.67 n.a. 1.1044760994 10.15076 1.3779081874 5.59926 52.3813 /T 46.4441 1992-Aug-25 18:42 13 46 06.13 +00 37 57.6 171.17 -24.01 13.67 n.a. 1.1044801722 10.15091 1.3779104344 5.59951 52.3814 /T 46.4440 1992-Aug-25 18:43 13 46 06.32 +00 37 57.2 171.17 -24.01 13.67 n.a. 1.1044842451 10.15105 1.3779126815 5.59977 52.3816 /T 46.4438 1992-Aug-25 18:44 13 46 06.51 +00 37 56.8 171.17 -24.01 13.67 n.a. 1.1044883180 10.15120 1.3779149287 5.60003 52.3817 /T 46.4437 1992-Aug-25 18:45 13 46 06.70 +00 37 56.4 171.17 -24.01 13.67 n.a. 1.1044923909 10.15135 1.3779171760 5.60028 52.3819 /T 46.4436 1992-Aug-25 18:46 13 46 06.89 +00 37 56.0 171.17 -24.01 13.67 n.a. 1.1044964639 10.15149 1.3779194234 5.60054 52.3820 /T 46.4435 1992-Aug-25 18:47 13 46 07.08 +00 37 55.6 171.17 -24.01 13.67 n.a. 1.1045005370 10.15164 1.3779216709 5.60079 52.3822 /T 46.4434 1992-Aug-25 18:48 13 46 07.27 +00 37 55.2 171.17 -24.01 13.67 n.a. 1.1045046101 10.15178 1.3779239185 5.60105 52.3823 /T 46.4433 1992-Aug-25 18:49 13 46 07.46 +00 37 54.8 171.17 -24.01 13.67 n.a. 1.1045086833 10.15193 1.3779261662 5.60131 52.3825 /T 46.4432 1992-Aug-25 18:50 13 46 07.65 +00 37 54.4 171.17 -24.01 13.67 n.a. 1.1045127566 10.15207 1.3779284141 5.60156 52.3826 /T 46.4431 1992-Aug-25 18:51 13 46 07.84 +00 37 54.0 171.17 -24.01 13.67 n.a. 1.1045168299 10.15222 1.3779306620 5.60182 52.3828 /T 46.4429 1992-Aug-25 18:52 13 46 08.03 +00 37 53.6 171.17 -24.01 13.67 n.a. 1.1045209033 10.15236 1.3779329100 5.60208 52.3829 /T 46.4428 1992-Aug-25 18:53 13 46 08.22 +00 37 53.2 171.17 -24.01 13.67 n.a. 1.1045249767 10.15251 1.3779351581 5.60233 52.3830 /T 46.4427 1992-Aug-25 18:54 13 46 08.41 +00 37 52.8 171.17 -24.01 13.67 n.a. 1.1045290502 10.15265 1.3779374064 5.60259 52.3832 /T 46.4426 1992-Aug-25 18:55 13 46 08.60 +00 37 52.4 171.17 -24.01 13.67 n.a. 1.1045331237 10.15280 1.3779396547 5.60285 52.3833 /T 46.4425 1992-Aug-25 18:56 13 46 08.79 +00 37 52.0 171.17 -24.01 13.67 n.a. 1.1045371973 10.15295 1.3779419032 5.60310 52.3835 /T 46.4424 1992-Aug-25 18:57 13 46 08.98 +00 37 51.6 171.17 -24.01 13.67 n.a. 1.1045412710 10.15309 1.3779441517 5.60336 52.3836 /T 46.4423 1992-Aug-25 18:58 13 46 09.17 +00 37 51.2 171.17 -24.01 13.67 n.a. 1.1045453447 10.15324 1.3779464004 5.60361 52.3838 /T 46.4422 1992-Aug-25 18:59 13 46 09.36 +00 37 50.8 171.17 -24.01 13.67 n.a. 1.1045494185 10.15338 1.3779486491 5.60387 52.3839 /T 46.4420 1992-Aug-25 19:00 13 46 09.55 +00 37 50.4 171.17 -24.01 13.67 n.a. 1.1045534923 10.15353 1.3779508980 5.60413 52.3841 /T 46.4419 1992-Aug-25 19:01 13 46 09.74 +00 37 50.0 171.17 -24.01 13.67 n.a. 1.1045575662 10.15367 1.3779531469 5.60438 52.3842 /T 46.4418 1992-Aug-25 19:02 13 46 09.93 +00 37 49.6 171.17 -24.01 13.67 n.a. 1.1045616401 10.15382 1.3779553960 5.60464 52.3844 /T 46.4417 1992-Aug-25 19:03 13 46 10.12 +00 37 49.2 171.17 -24.01 13.67 n.a. 1.1045657141 10.15396 1.3779576451 5.60490 52.3845 /T 46.4416 1992-Aug-25 19:04 13 46 10.31 +00 37 48.8 171.17 -24.01 13.67 n.a. 1.1045697882 10.15411 1.3779598944 5.60515 52.3847 /T 46.4415 1992-Aug-25 19:05 13 46 10.50 +00 37 48.4 171.17 -24.01 13.67 n.a. 1.1045738623 10.15426 1.3779621438 5.60541 52.3848 /T 46.4414 1992-Aug-25 19:06 13 46 10.69 +00 37 48.0 171.17 -24.01 13.67 n.a. 1.1045779365 10.15440 1.3779643932 5.60566 52.3849 /T 46.4413 1992-Aug-25 19:07 13 46 10.88 +00 37 47.6 171.17 -24.01 13.67 n.a. 1.1045820108 10.15455 1.3779666428 5.60592 52.3851 /T 46.4411 1992-Aug-25 19:08 13 46 11.07 +00 37 47.2 171.17 -24.01 13.67 n.a. 1.1045860851 10.15469 1.3779688925 5.60618 52.3852 /T 46.4410 1992-Aug-25 19:09 13 46 11.26 +00 37 46.8 171.17 -24.01 13.67 n.a. 1.1045901594 10.15484 1.3779711422 5.60643 52.3854 /T 46.4409 1992-Aug-25 19:10 13 46 11.45 +00 37 46.4 171.17 -24.01 13.67 n.a. 1.1045942338 10.15498 1.3779733921 5.60669 52.3855 /T 46.4408 1992-Aug-25 19:11 13 46 11.64 +00 37 46.0 171.17 -24.01 13.67 n.a. 1.1045983083 10.15513 1.3779756421 5.60695 52.3857 /T 46.4407 1992-Aug-25 19:12 13 46 11.83 +00 37 45.6 171.16 -24.01 13.67 n.a. 1.1046023828 10.15527 1.3779778922 5.60720 52.3858 /T 46.4406 1992-Aug-25 19:13 13 46 12.02 +00 37 45.2 171.16 -24.01 13.67 n.a. 1.1046064574 10.15542 1.3779801424 5.60746 52.3860 /T 46.4405 1992-Aug-25 19:14 13 46 12.21 +00 37 44.8 171.16 -24.01 13.67 n.a. 1.1046105321 10.15556 1.3779823927 5.60772 52.3861 /T 46.4404 1992-Aug-25 19:15 13 46 12.40 +00 37 44.4 171.16 -24.01 13.67 n.a. 1.1046146068 10.15571 1.3779846431 5.60797 52.3863 /T 46.4402 1992-Aug-25 19:16 13 46 12.59 +00 37 44.0 171.16 -24.01 13.67 n.a. 1.1046186816 10.15586 1.3779868936 5.60823 52.3864 /T 46.4401 1992-Aug-25 19:17 13 46 12.78 +00 37 43.6 171.16 -24.01 13.67 n.a. 1.1046227564 10.15600 1.3779891442 5.60848 52.3866 /T 46.4400 1992-Aug-25 19:18 13 46 12.97 +00 37 43.2 171.16 -24.01 13.67 n.a. 1.1046268313 10.15615 1.3779913949 5.60874 52.3867 /T 46.4399 1992-Aug-25 19:19 13 46 13.16 +00 37 42.8 171.16 -24.01 13.67 n.a. 1.1046309062 10.15629 1.3779936457 5.60900 52.3868 /T 46.4398 1992-Aug-25 19:20 13 46 13.36 +00 37 42.4 171.16 -24.01 13.67 n.a. 1.1046349812 10.15644 1.3779958966 5.60925 52.3870 /T 46.4397 1992-Aug-25 19:21 13 46 13.55 +00 37 42.0 171.16 -24.01 13.67 n.a. 1.1046390563 10.15658 1.3779981476 5.60951 52.3871 /T 46.4396 1992-Aug-25 19:22 13 46 13.74 +00 37 41.6 171.16 -24.01 13.67 n.a. 1.1046431314 10.15673 1.3780003987 5.60977 52.3873 /T 46.4395 1992-Aug-25 19:23 13 46 13.93 +00 37 41.2 171.16 -24.01 13.67 n.a. 1.1046472066 10.15687 1.3780026499 5.61002 52.3874 /T 46.4393 1992-Aug-25 19:24 13 46 14.12 +00 37 40.8 171.16 -24.01 13.67 n.a. 1.1046512818 10.15702 1.3780049012 5.61028 52.3876 /T 46.4392 1992-Aug-25 19:25 13 46 14.31 +00 37 40.4 171.16 -24.01 13.67 n.a. 1.1046553571 10.15716 1.3780071527 5.61054 52.3877 /T 46.4391 1992-Aug-25 19:26 13 46 14.50 +00 37 40.0 171.16 -24.01 13.67 n.a. 1.1046594324 10.15731 1.3780094042 5.61079 52.3879 /T 46.4390 1992-Aug-25 19:27 13 46 14.69 +00 37 39.6 171.16 -24.01 13.67 n.a. 1.1046635078 10.15745 1.3780116558 5.61105 52.3880 /T 46.4389 1992-Aug-25 19:28 13 46 14.88 +00 37 39.2 171.16 -24.01 13.67 n.a. 1.1046675833 10.15760 1.3780139075 5.61130 52.3882 /T 46.4388 1992-Aug-25 19:29 13 46 15.07 +00 37 38.8 171.16 -24.01 13.67 n.a. 1.1046716588 10.15775 1.3780161594 5.61156 52.3883 /T 46.4387 1992-Aug-25 19:30 13 46 15.26 +00 37 38.4 171.16 -24.01 13.67 n.a. 1.1046757344 10.15789 1.3780184113 5.61182 52.3885 /T 46.4385 1992-Aug-25 19:31 13 46 15.45 +00 37 38.0 171.16 -24.01 13.67 n.a. 1.1046798101 10.15804 1.3780206633 5.61207 52.3886 /T 46.4384 1992-Aug-25 19:32 13 46 15.64 +00 37 37.6 171.16 -24.01 13.67 n.a. 1.1046838858 10.15818 1.3780229155 5.61233 52.3887 /T 46.4383 1992-Aug-25 19:33 13 46 15.83 +00 37 37.2 171.16 -24.01 13.67 n.a. 1.1046879615 10.15833 1.3780251677 5.61259 52.3889 /T 46.4382 1992-Aug-25 19:34 13 46 16.02 +00 37 36.8 171.16 -24.01 13.67 n.a. 1.1046920373 10.15847 1.3780274201 5.61284 52.3890 /T 46.4381 1992-Aug-25 19:35 13 46 16.21 +00 37 36.4 171.16 -24.01 13.67 n.a. 1.1046961132 10.15862 1.3780296725 5.61310 52.3892 /T 46.4380 1992-Aug-25 19:36 13 46 16.40 +00 37 36.0 171.16 -24.01 13.67 n.a. 1.1047001891 10.15876 1.3780319251 5.61335 52.3893 /T 46.4379 1992-Aug-25 19:37 13 46 16.59 +00 37 35.6 171.16 -24.01 13.67 n.a. 1.1047042651 10.15891 1.3780341777 5.61361 52.3895 /T 46.4378 1992-Aug-25 19:38 13 46 16.78 +00 37 35.2 171.16 -24.01 13.67 n.a. 1.1047083412 10.15905 1.3780364305 5.61387 52.3896 /T 46.4376 1992-Aug-25 19:39 13 46 16.97 +00 37 34.8 171.16 -24.01 13.67 n.a. 1.1047124173 10.15920 1.3780386834 5.61412 52.3898 /T 46.4375 1992-Aug-25 19:40 13 46 17.16 +00 37 34.4 171.16 -24.01 13.67 n.a. 1.1047164934 10.15934 1.3780409363 5.61438 52.3899 /T 46.4374 1992-Aug-25 19:41 13 46 17.35 +00 37 34.0 171.16 -24.01 13.67 n.a. 1.1047205697 10.15949 1.3780431894 5.61464 52.3901 /T 46.4373 1992-Aug-25 19:42 13 46 17.54 +00 37 33.6 171.16 -24.01 13.67 n.a. 1.1047246460 10.15964 1.3780454426 5.61489 52.3902 /T 46.4372 1992-Aug-25 19:43 13 46 17.73 +00 37 33.2 171.15 -24.01 13.67 n.a. 1.1047287223 10.15978 1.3780476958 5.61515 52.3904 /T 46.4371 1992-Aug-25 19:44 13 46 17.92 +00 37 32.8 171.15 -24.01 13.67 n.a. 1.1047327987 10.15993 1.3780499492 5.61541 52.3905 /T 46.4370 1992-Aug-25 19:45 13 46 18.11 +00 37 32.4 171.15 -24.01 13.67 n.a. 1.1047368752 10.16007 1.3780522027 5.61566 52.3906 /T 46.4369 1992-Aug-25 19:46 13 46 18.30 +00 37 32.0 171.15 -24.01 13.67 n.a. 1.1047409517 10.16022 1.3780544563 5.61592 52.3908 /T 46.4367 1992-Aug-25 19:47 13 46 18.49 +00 37 31.6 171.15 -24.01 13.67 n.a. 1.1047450282 10.16036 1.3780567099 5.61617 52.3909 /T 46.4366 1992-Aug-25 19:48 13 46 18.68 +00 37 31.2 171.15 -24.01 13.67 n.a. 1.1047491049 10.16051 1.3780589637 5.61643 52.3911 /T 46.4365 1992-Aug-25 19:49 13 46 18.87 +00 37 30.8 171.15 -24.01 13.67 n.a. 1.1047531816 10.16065 1.3780612176 5.61669 52.3912 /T 46.4364 1992-Aug-25 19:50 13 46 19.06 +00 37 30.4 171.15 -24.01 13.67 n.a. 1.1047572583 10.16080 1.3780634716 5.61694 52.3914 /T 46.4363 1992-Aug-25 19:51 13 46 19.25 +00 37 30.0 171.15 -24.01 13.67 n.a. 1.1047613351 10.16094 1.3780657257 5.61720 52.3915 /T 46.4362 1992-Aug-25 19:52 13 46 19.44 +00 37 29.6 171.15 -24.01 13.67 n.a. 1.1047654120 10.16109 1.3780679799 5.61746 52.3917 /T 46.4361 1992-Aug-25 19:53 13 46 19.63 +00 37 29.2 171.15 -24.01 13.67 n.a. 1.1047694889 10.16123 1.3780702342 5.61771 52.3918 /T 46.4360 1992-Aug-25 19:54 13 46 19.82 +00 37 28.8 171.15 -24.01 13.67 n.a. 1.1047735659 10.16138 1.3780724886 5.61797 52.3920 /T 46.4358 1992-Aug-25 19:55 13 46 20.01 +00 37 28.4 171.15 -24.01 13.67 n.a. 1.1047776429 10.16153 1.3780747431 5.61823 52.3921 /T 46.4357 1992-Aug-25 19:56 13 46 20.20 +00 37 28.0 171.15 -24.01 13.67 n.a. 1.1047817200 10.16167 1.3780769977 5.61848 52.3923 /T 46.4356 1992-Aug-25 19:57 13 46 20.39 +00 37 27.6 171.15 -24.01 13.67 n.a. 1.1047857972 10.16182 1.3780792524 5.61874 52.3924 /T 46.4355 1992-Aug-25 19:58 13 46 20.58 +00 37 27.2 171.15 -24.01 13.67 n.a. 1.1047898744 10.16196 1.3780815073 5.61899 52.3925 /T 46.4354 1992-Aug-25 19:59 13 46 20.77 +00 37 26.8 171.15 -24.01 13.67 n.a. 1.1047939517 10.16211 1.3780837622 5.61925 52.3927 /T 46.4353 1992-Aug-25 20:00 13 46 20.96 +00 37 26.4 171.15 -24.01 13.67 n.a. 1.1047980290 10.16225 1.3780860172 5.61951 52.3928 /T 46.4352 **************************************************************************************************************************************************** Column meaning: TIME Prior to 1962, times are UT1. Dates thereafter are UTC. Any 'b' symbol in the 1st-column denotes a B.C. date. First-column blank (" ") denotes an A.D. date. Calendar dates prior to 1582-Oct-15 are in the Julian calendar system. Later calendar dates are in the Gregorian system. The uniform Coordinate Time scale is used internally. Conversion between CT and the selected non-uniform UT output scale has not been determined for UTC times after the next July or January 1st. The last known leap-second is used over any future interval. NOTE: "n.a." in output means quantity "not available" at the print-time. R.A._(a-apparent)__DEC. = Airless apparent right ascension and declination of the target with respect to the Earth true-equator and the meridian containing the Earth true equinox of date. Corrected for light-time, gravitational deflection of light, stellar aberration, precession & nutation. Units:HMS (HH MM SS.ff) and DMS (DD MM SS.f) dRA*cosD d(DEC)/dt = The rate of change of target apparent RA and DEC (airless). d(RA)/dt is multiplied by the cosine of the declination. Units: ARCSECONDS PER HOUR T-mag N-mag = Comet's approximate apparent visual total magnitude ("T-mag") and nuclear magnitude ("N-mag") by following definitions: T-mag = M1 + 5*log10(delta) + k1*log10(r) N-mag = M2 + 5*log10(delta) + k2*log10(r) + phcof*beta Units: none r rdot = Target apparent heliocentric range ("r") and range-rate ("rdot") as seen by observer. Units: AU and KM/S delta deldot = Target apparent range ("delta") and range-rate ("delta-dot") relative to observer. Units: AU and KM/S S-O-T /r = Sun-Observer-Target angle; target's apparent solar elongation seen from observer location at print-time. If negative, the target center is behind the Sun. Angular units: DEGREES. The '/r' column is a Sun-relative code, output for observing sites with defined rotation models only. /T indicates target trails Sun (evening sky) /L indicates target leads Sun (morning sky) NOTE: The S-O-T solar elongation angle is the total separation in any direction. It does not indicate the angle of Sun leading or trailing. S-T-O = Sun-Target-Observer angle; target's apparent PHASE ANGLE as seen at observer's location at print time. Units: DEGREES Computations by ... Solar System Dynamics Group, Horizons On-Line Ephemeris System 4800 Oak Grove Drive, Jet Propulsion Laboratory Pasadena, CA 91109 USA Information: http://ssd.jpl.nasa.gov/ Connect : telnet://ssd.jpl.nasa.gov:6775 (via browser) telnet ssd.jpl.nasa.gov 6775 (via command-line) Author : Jon.Giorgini@jpl.nasa.gov **************************************************************************************************************************************************** ------------------------------------------------------------------------ JPL/SSD Home Credits/Awards Contact: Webmaster (webmaster@ssd.jpl.nasa.gov)