Instrument: ASTROMETRY Revised: 27-MAR-96
File Type: SCIENCE DATA HEADER
SIMPLE = F data conforms to the fits standard L1
BITPIX = 16 bits per data value I2
DATATYPE= UNSIGNED*2 datatype of the group array C10
NAXIS = 1 number of data axes I2
NAXIS1 = length of 1st data axis I2
GROUPS = F data has groups L1
GCOUNT = number of groups I2
PCOUNT = number of parameters I2
PSIZE = bits in the parameter block I2
/ SUPPORT SCHEDULE: PROGRAMMATIC DATA
PROGRMID= program id (base 36) C03 shp
PR_INV_L= last name of principal investigator C18 shp
PR_INV_F= first name of principal investigator C18 shp
PR_INV_M= middle initial of principal investigator C01 shp
AFFILIAT= proposal class (eg: GO, IDT, OS) C03 shp
ACCPDATE= proposal acceptance date (yyyyddd) C07 shp
OBSET_ID= observation set id C02 shp
CALIBRAT= Y calibrate data flag C01 shp
OBSERVTN= observation number (base 36) C02 shp
EXPACKET= expected number of source packets I4 shp
PRODTYPE= output product medium type C18 shp
OPFORMAT= output product format specification C18 shp
CALIBTYP= calibration type : E, I or Blank C01 shp
CDBSDATA= cdbs notification flag: 'CAL' or 'FALSE' C05 shp
/ SUPPORT SCHEDULE: DATA GROUP II DATA
WRD11_14= word 11/14 (0-255) I2 shp
PSTRTIME= predicted obs. start time (yyyy.ddd:hh:mm:ss) C18 shp
PSTPTIME= predicted obs. stop time (yyyy.ddd:hh:mm:ss) C18 shp
APEROBJ = si object aperture id C10 shp
APERSKY = si sky aperture id C10 shp
TARG_ID = SPSS target ID from proposal+target no. C15 shp
APERTYPE= aperture type (SICS, SIAS, SIDS) C18 shp
RA_V1 = 0.0 right ascension of v1 axis of st (deg) R8 exp
DEC_V1 = 0.0 declination of v1 axis of st (deg) R8 exp
PA_V3 = 0.0 position angle of v3 axis of st (deg) R4 exp
APEROFFX= 0.0 x comp of object offset in aperture (arcsec) R4 shp
APEROFFY= 0.0 y comp of object offset in aperture (arcsec) R4 shp
ANGLESEP= 0.0 ang separation of target from ref obj (arcsec) R4 shp
DGESTAR = FGS ID(F1,F2,F3) concat. w/ dom. gd. star id C12 shp
SGESTAR = FGS ID(F1,F2,F3) concat. w/ subdom. gd. star id C12 shp
PA_APER = 0.0 position ang of aperture used with target (deg) R4 shp
PA_REF = 0.0 position ang of target from ref. object (deg) R4 shp
SAAAVOID= SAA model for SAA Avoidance (range 02-99) C02 shp
TARAQMOD= target acquisition mode (values 00, 01, 02, 03) C02 shp
POSTNSTX= 0.0 position of space telescope x axis (km) R8 shp
POSTNSTY= 0.0 position of space telescope y axis (km) R8 shp
POSTNSTZ= 0.0 position of space telescope z axis (km) R8 shp
VELOCSTX= 0.0 vel of space telescope along x axis (km/sec) R8 shp
VELOCSTY= 0.0 vel of space telescope along y axis (km/sec) R8 shp
VELOCSTZ= 0.0 vel of space telescope along z axis (km/sec) R8 shp
RA_SUN = 0.0 right ascension of the sun (deg) R8 shp
DEC_SUN = 0.0 declination of the sun (deg) R8 shp
RA_MOON = 0.0 right ascension of the moon (deg) R8 shp
DEC_MOON= 0.0 declination of the moon (deg) R8 shp
VELABBRA= 0.0 aberration in position of the target R4 shp
ANNPARRA= 0.0 par. shift in position, non-solar sys target R4 shp
V2APERCE= 0.0 V2 offset of target from aper. center (arcsec) R4 shp
V3APERCE= 0.0 V3 offset of target from aper. center (arcsec) R4 shp
EQRADTRG= 0.0 equatorial radius of target (km) R4 shp
FLATNTRG= 0.0 flattening of target R4 shp
NPDECTRG= 0.0 north pole declination of target (deg) R4 exp
NPRATRG = 0.0 north pole right ascension of target (deg) R4 exp
ROTRTTRG= 0.0 rotation rate of target R4 shp
LONGPMER= 0.0 longitude of prime meridian (deg) R4 shp
EPLONGPM= 0.0 epoch of longitude of prime meridian (sec) R4 shp
SURFLATD= 0.0 surface feature latitude (deg) R4 exp
SURFLONG= 0.0 surface feature longitude (deg) R4 exp
SURFALTD= 0.0 surface feature altitude (km) R4 exp
MTFLAG = moving target flag; T if it is a moving target C01 exp
S0INVMAG= 0.0 S0 inverse magnitude R8 shp
S0XDIR = 0.0 S0 X direction R8 shp
S0YDIR = 0.0 S0 Y direction R8 shp
S0ZDIR = 0.0 S0 Z direction R8 shp
TRK_TYPE= track 48 or track 51 commanding used (T48, T51, C03 shp
T51_RATE= 0.0 rate of motion commanded (arcsecs/sec) R4 shp
T51_ANGL= 0.0 position angle of motion of aperture (deg) R4 shp
TARGDIST= distance to target from Earth's center (km) R8 shp
PAR_CORR= parallax correction used (T or F) C01 shp
RA_REF = 0.0 right ascension of reference object (deg) R8 shp
DEC_REF = 0.0 declination of reference object (deg) R8 shp
/ ONBOARD EPHEMERIS MODEL PARAMETERS
EPCHTIME= 0.0 epoch time of parameters (secs since 1/1/85) R8 shp
SDMEANAN= 0.0 2nd deriv coef for mean anomaly (revs/sec/sec) R8 shp
SDMA3SQ = 0.0 3 * (SDMEANAN**2) radians/second**2. R8 shp
HSTHORB = 0.0 half the duration of the ST orbit (seconds) R8 shp
CIRVELOC= 0.0 circular orbit linear velocity (meters/second) R8 shp
COSINCLI= 0.0 cosine of inclination R8 shp
ECCENTRY= 0.0 eccentricity R8 shp
ECCENTX2= 0.0 eccentricity times 2 R8 shp
ECBDX4D3= 0.0 eccentricity cubed times 4/3 R8 shp
ESQDX5D2= 0.0 eccentricity squared times 5/2 R8 shp
ECBDX3 = 0.0 eccentricity cubed times 3 R8 shp
FDMEANAN= 0.0 1st derivative coef for mean anomly (revs/sec) R8 shp
RCASCNRD= 0.0 rt chge right ascension ascend node (rads/sec) R8 shp
RCASCNRV= 0.0 rt chge right ascension ascend node (revs/sec) R8 shp
ARGPERIG= 0.0 argument of perigee (revolutions) R8 shp
MEANANOM= 0.0 mean anomaly (radians) R8 shp
RCARGPER= 0.0 rate change of argument of perigee (revs/sec) R8 shp
RASCASCN= 0.0 right ascension of ascending node (revolutions) R8 shp
SINEINCL= 0.0 sine of inclination R8 shp
SEMILREC= 0.0 semi-latus rectum (meters) R8 shp
TIMEFFEC= 0.0 time parameters took effect (secs since 1/1/85) R8 shp
OBSSTRTT= 0.0 predicted obs. start time (secs since 1/1/85) R8 shp
/ PROPOSAL INFO: Instrument Configuration
CONFIG = proposed instrument configuration C15 obs
OPMODE = proposed operation mode C15 obs
SPEC_1 = spectral element C20 obs
SPEC_2 = spectral element C20 obs
SPEC_3 = spectral element C20 obs
SPEC_4 = spectral element C20 obs
APER_1 = instrument aperture C15 obs
APER_2 = instrument aperture C15 obs
APER_3 = instrument aperture C15 obs
APER_4 = instrument aperture C15 obs
/ PROPOSAL INFO: Target Description
TAR_TYPE= target type C15 obs
TARDESCR= target description C68 obs
TARDESC2= target description (cont.) C68 obs
TARGCAT = first target category C24 obs
TARKEY1 = target key description for targcat C24 obs
TARKEY2 = target key description for targcat C24 obs
TARKEY3 = target key description for targcat C24 obs
TARKEY4 = target key description for targcat C24 obs
TARKEY5 = target key description for targcat C24 obs
TARGCAT2= second target category C24 obs
TARKEY6 = target key description for targcat2 C24 obs
TARKEY7 = target key description for targcat2 C24 obs
TARKEY8 = target key description for targcat2 C24 obs
TARKEY9 = target key description for targcat2 C24 obs
TARKEY10= target key description for targcat2 C24 obs
ALIAS1 = synonym for target name C68 obs
ALIAS2 = synonym for target name C68 obs
/ PROPOSAL INFO: Flux Information
MAG_V = expected V Magnitude R4 obs
SURF_V = expected V surface brightness R4 obs
MAG_B = expected B Magnitude R4 obs
SURF_B = expected B surface brightness R4 obs
MAG_U = expected U Magnitude R4 obs
SURF_U = expected U surface brightness R4 obs
MAG_R = expected R Magnitude R4 obs
SURF_R = expected R surface brightness R4 obs
COL_B_V = expected B-V color R4 obs
COL_U_B = expected U-B color R4 obs
COL_V_R = expected V-R color R4 obs
E_B_V = E(B-V) R4 obs
EXTNCT_V= extinction in V R4 obs
/ PROPOSAL INFO: Exposure Information
CMD_EXP = commanded time per exposure (from TRANS) R4 obs
/ PROPOSAL INFO: Moving Target Information
MT_LV1_1= moving target information C68 obs
MT_LV1_2= moving target information C68 obs
MT_LV1_3= moving target information C68 obs
MT_LV1_4= moving target information C68 obs
MT_LV1_5= moving target information C68 obs
MT_LV2_1= moving target information C68 obs
MT_LV2_2= moving target information C68 obs
MT_LV2_3= moving target information C68 obs
MT_LV2_4= moving target information C68 obs
MT_LV2_5= moving target information C68 obs
MT_LV3_1= moving target information C68 obs
MT_LV3_2= moving target information C68 obs
MT_LV3_3= moving target information C68 obs
MT_LV3_4= moving target information C68 obs
MT_LV3_5= moving target information C68 obs
/ PROPOSAL INFO: Target Properties
REDSHIFT= target redshift from proposal R8 obs
PARALLAX= target parallax from proposal R8 obs
RA_PROP = target right ascension from proposal (degrees) R8 obs
DEC_PROP= target declination from proposal (degrees) R8 obs
PEQUINOX= equinox of coordinate system from proposal C07 obs
MU_RA = target proper motion from proposal (degrees RA) R8 obs
MU_DEC = target proper motion from proposal (degrees DEC) R8 obs
MU_EPOCH= epoch of proper motion from proposal C07 obs
SP_TYPE = target spectral type from proposal C15 obs
RAD_VEL = target radial velocity from proposal (km/sec) R8 obs
/ PROPOSAL INFO: Spatial Scan Info
SCAN_TYP= C:bostrophidon; D:'C'with dwell; N:not applicabl C18 obs
SCAN_WID= scan width (arcsec) R8 obs
ANG_SIDE= angle between sides of parallelogram (deg) R8 obs
DWELL_LN= dwell pts/line for scan pointing (1-99,0 if NA) I4 obs
DWELL_TM= wait time (duration) at each dwell point (sec) R8 obs
SCAN_ANG= position angle of scan line (deg) R8 obs
SCAN_RAT= commanded rate of the line scan (arcsec/sec) R8 obs
NO_LINES= number of lines per scan (1-99,0 if NA) I4 obs
SCAN_LEN= scan length (arcsec) R8 obs
SCAN_COR= scan coordinate frame of ref: celestial,vehicle C18 obs
/ PROPOSAL INFO: Auxiliary
PARENTID= PEP proposal identifier of the parent proposal I4 obs
PROPTTL1= proposal title C68
PROPTTL2= proposal title (cont) C68
PROP_TYPE proposal type C10
/ EXPOSURE INFORMATION
EQUINOX = J2000 equinox of the celestial coordinate system C08 exp
SUNANGLE= angle between sun and V1 axis (deg) R4 exp
MOONANGL= angle between moon and V1 axis (deg) R4 exp
SUN_ALT = altitude of the sun above Earth's limb (deg) R4 exp
FGSLOCK = commanded FGS lock (FINE,COARSE,GYROS,UNKNOWN) C07 exp
DATE-OBS= UT date of start of observation (dd/mm/yy) C08 exp
TIME-OBS= UT time of start of observation (hh:mm:ss) C08 exp
EXPSTART= exposure start time (Modified Julian Date) R8 exp+ma
EXPEND = exposure end time (Modified Julian Date) R8 exp
EXPTIME = exposure duration (seconds)--calculated R4 exp+ma
EXPFLAG = Exposure interruption indicator C13 exp
/ SUN & MOON COORDINATES
XSUN = Sun position: geocentric J2000 frame (km) R8 master
YSUN = Sun position: geocentric J2000 frame (km) R8 master
ZSUN = Sun position: geocentric J2000 frame (km) R8 master
VXSUN = Sun velocity: geocentric J2000 frame (km/sec) R8 master
VYSUN = Sun velocity: geocentric J2000 frame (km/sec) R8 master
VZSUN = Sun velocity: geocentric J2000 frame (km/sec) R8 master
XMOON = Moon position: geocentric J2000 frame (km) R8 master
YMOON = Moon position: geocentric J2000 frame (km) R8 master
ZMOON = Moon position: geocentric J2000 frame (km) R8 master
VXMOON = Moon velocity: geocentric J2000 frame (km/sec) R8 master
VYMOON = Moon velocity: geocentric J2000 frame (km/sec) R8 master
VZMOON = Moon velocity: geocentric J2000 frame (km/sec) R8 master
/ OBSERVATION IDENTIFICATION
INSTRUME= FGS instrument in use C06 exp
ROOTNAME= rootname of the observation set C18 shp
/ TARGET & PROPOSAL ID
TARGNAME= proposer's target name C30 exp
RA_TARG = right ascension of the target (deg) (J2000) R8 exp
DEC_TARG= declination of the target (deg) (J2000) R8 exp
PROPOSID= PEP proposal identifier I4 all
PEP_EXPO= PEP exposure identifier including sequence C15 all
LINENUM = PEP proposal line number C15 exp
SEQLINE = PEP line number of defined sequence C15 exp
SEQNAME = PEP define/use sequence name C15 exp
END
