VizieR

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VizieR

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IX/25/ipcfield Einstein Observatory IPC Parameters (HEAO-2, 1978-1981)
Field Parameters for the IPC (4295 rows)
  recno=356
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ColumnValue  Explain   (UCD)
_RAJ200006 45 11.09 "h:m:s" Right ascension (FK5, Equinox=J2000.0) (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.eq.ra)
_DEJ2000-16 41 57.5 "d:m:s" Declination (FK5, Equinox=J2000.0) (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.eq.dec)
_RAB195006 42 57.00 "h:m:s" Right ascension (FK4, Equinox=B1950.0) (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.eq.ra)
_DEB1950-16 38 46.0 "d:m:s" Declination (FK4, Equinox=B1950.0) (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.eq.dec)
_Glon227.21879 deg Galactic longitude (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.galactic.lon)
_Glat -8.87515 deg Galactic latitude (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.galactic.lat)
356recno 356  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

IPCseq 837  (i) IPC Sequence number (Note 1)   (meta.id;meta.main)
ObsTitleALPHA CMA (SIRIUS) STELLAR OBSERVATIONS, A STARS  Title of the observation (Note 1)   (meta.code;obs)
RAB195006 42 57 "h:m:s" (i) Right Ascension (B1950) (pos.eq.ra;meta.main)
DEB1950-16 38 46 "d:m:s" (i) Declination (B1950) (pos.eq.dec;meta.main)
livetime 1918.63 s Live time of observation (Note 2)   (time.duration;obs.exposure)
strt1979-09-25 "Y:M:D" Start date of data (Note 3)   (time.start)
stop1979-09-26 "Y:M:D" Stop date (Note 3)   (time.end)
nH 3.111e+21 cm-2 Column Density (Note 4)   (phys.columnDensity)
rollang-1.54383 rad Average roll angle of instrument (Note 5)   (instr.param)
f_rollang0   [0 1] Flag for bad roll angle 0=good; 1=bad (Note 5)   (meta.code)
refid   Field identification (Note 6)   (meta.ref;pos.frame)
fldflag L  Concatenation of all field flags (Note 7)   (meta.note)
fitsfileI0642S16.XIA  Name of fits file from EOSCAT (Note 8)   (meta.id;meta.fits)
comment   Reason field not included in EOSCAT if no fitsfile (Note 9)   (meta.note)

_RA.icrs06 45 11 "h:m:s" (i) Right ascension (ICRS) (computed by VizieR, not part of the original data) (pos.eq.ra)
_DE.icrs-16 41 58 "d:m:s" (i) Declination (ICRS) (computed by VizieR, not part of the original data) (pos.eq.dec)
  
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