VizieR

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VizieR

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J/A+A/635/A76/tablea1 LOFAR census of pulsars at low frequencies (Bondonneau+, 2020)
Pulsars that were not detected in this census. (38 rows)
  recno=37
Post annotation about this record
ColumnValue  Explain   (UCD)
_RAJ200021 57 01.8400 "h:m:s" Right ascension (FK5, Equinox=J2000.0) at Epoch=J2000. (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+40 17 45.890 "d:m:s" Declination (FK5, Equinox=J2000.0) at Epoch=J2000. (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)
_RAB195021 54 57.1060 "h:m:s" Right ascension (FK4, Equinox=B1950.0) at Epoch=J2000. (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+40 03 27.138 "d:m:s" Declination (FK4, Equinox=B1950.0) at Epoch=J2000. (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)
_Glon090.4879306 deg Galactic longitude at Epoch=J2000. (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-11.3414120 deg Galactic latitude at Epoch=J2000. (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)
37recno 37  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

JNameJ2157+4017  J2000 Name (JHHMM+DDMM or JHHMM+DD) (meta.id;meta.main)
DNameB2154+40  Discovery Name (JHHMM+DDMM, JHHMM+DD or BHHMM+DD) (meta.id)
P0 1.5253 s Pulsar period (time.period)
n_P0*   [*] Note on PO (Note 1)   (meta.note)
DM 70.8570 pc/cm3 Dispersion measure (Note 2)   (phys.dispMeasure)
tau/P0 26.2 % Scattering time divided by the pulsar period, τcalcscat/P0 (Note 3)   (time.scale)
Dur180 min Total duration of the observation (time.expo)
Elev36 deg Average elevation of the observation (pos.az.alt;obs)
Slim 399 mJy upper limit for the mean flux density (stat.max)
n_Slim    [te] Note on SLim (Note 4)   (meta.note)

SimbadPSR J2157+4017  ask the Simbad data-base about this object (meta.ref.url)
_RA329.25767 deg (i) Right Ascension (J2000) from SIMBAD (not part of the original data) (pos.eq.ra;meta.main)
_DE+40.29608 deg (i) Declination (J2000) from SIMBAD (not part of the original data) (pos.eq.dec;meta.main)
  
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