PDS_VERSION_ID = PDS3 OBJECT = INSTRUMENT_HOST INSTRUMENT_HOST_ID = "OAO" OBJECT = INSTRUMENT_HOST_INFORMATION INSTRUMENT_HOST_NAME = "SL9 GROUND-BASED OBSERVATORIES" INSTRUMENT_HOST_TYPE = "EARTH BASED" INSTRUMENT_HOST_DESC = " The ground-based observations for the SL9 campaign were supplied by groups using many supporting astronomical observatories. Listed below are the separate telescopes with appropriate observational parameters for which data were submitted. The Okayama Astrophysical Observatory (OAO) is a branch of the National Astronomical Observatory of Japan (NAO). It is located at longitude E133.60deg, and latitude N34.57deg, and elevation 372m above sea surface. Local time of Japan (JST) precedes Universal Time by 9 hours. Okayama telescope 1.88 m Cassegrain focus in conjunction with the OASIS makes the pixel scale 1 arc sec " END_OBJECT = INSTRUMENT_HOST_INFORMATION OBJECT = INSTRUMENT_HOST_REFERENCE_INFO REFERENCE_KEY_ID = "N/A" END_OBJECT = INSTRUMENT_HOST_REFERENCE_INFO END_OBJECT = INSTRUMENT_HOST END