VizieR

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VizieR

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J/ApJ/702/1230/catalog Rotation measure image of the sky (Taylor+, 2009)
NVSS rotation measure catalog (37543 rows)
  recno=25458
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ColumnValue  Explain   (UCD)
_RAJ200015 12 50.5400 "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)
_DEJ2000-09 06 00.900 "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)
_RAB195015 10 08.9059 "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)
_DEB1950-08 54 48.753 "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)
_Glon351.2890158 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+40.1385035 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)
25458recno 25458  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

RAJ200015 12 50.54 "h:m:s" (i) Hour of Right Ascension (J2000) (pos.eq.ra;meta.main)
e_RAJ2000 0.03 s 1-σ error in Right Ascension (stat.error;pos.eq.ra)
DEJ2000-09 06 00.9 "d:m:s" (i) Degree of Declination (J2000) (pos.eq.dec;meta.main)
e_DEJ2000 0.6 arcsec 1-σ error in Declination (stat.error;pos.eq.dec)
Si 2700.9 mJy NVSS integrated Stokes I flux density (phot.flux.density;em.radio.750-1500MHz)
e_Si 81.0 mJy 1-σ error in Stokes I flux density (stat.error)
Pk 96.85 mJy Average peak polarized intensity (phot.flux.density)
e_Pk 0.40 mJy 1-σ error in polarized intensity (stat.error)
m 3.68 % Percent polarization (ratio of peak polarized intensity to peak Stokes I) (phys.polarization)
e_m 0.02 % 1-σ error in m (stat.error)
RM -6.8 rad/m2 Rotation measure (phys.polarization.rotMeasure)
e_RM 0.8 rad/m2 1-σ error in RM (stat.error)

NVSSNVSS  Display the 1.4GHz NVSS data (Condon et al. 1998, Cat. VIII/65) (meta.ref.url)
  
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