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=2890
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ColumnValue  Explain   (UCD)
_RAJ200004 17 37.32 "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)
_DEJ2000-62 47 02.6 "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)
_RAB195004 17 01.00 "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)
_DEB1950-62 54 17.0 "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)
_Glon274.50953 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-41.19539 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)
2890recno 2890  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

IPCseq 7046  (i) IPC Sequence number (Note 1)   (meta.id;meta.main)
ObsTitleNGC 1559,LATE GALAXY SURVEY  Title of the observation (Note 1)   (meta.code;obs)
RAB195004 17 01 "h:m:s" (i) Right Ascension (B1950) (pos.eq.ra;meta.main)
DEB1950-62 54 17 "d:m:s" (i) Declination (B1950) (pos.eq.dec;meta.main)
livetime 8378.34 s Live time of observation (Note 2)   (time.duration;obs.exposure)
strt1980-04-13 "Y:M:D" Start date of data (Note 3)   (time.start)
stop1980-04-13 "Y:M:D" Stop date (Note 3)   (time.end)
nH 3.380e+20 cm-2 Column Density (Note 4)   (phys.columnDensity)
rollang 0.73919 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   Concatenation of all field flags (Note 7)   (meta.note)
fitsfileI0417S62.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.icrs04 17 37 "h:m:s" (i) Right ascension (ICRS) (computed by VizieR, not part of the original data) (pos.eq.ra)
_DE.icrs-62 47 03 "d:m:s" (i) Declination (ICRS) (computed by VizieR, not part of the original data) (pos.eq.dec)
  
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