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J/MNRAS/431/2/fluxes Hα fluxes of Galactic planetary nebulae (Frew+, 2013)
Hα fluxes measured from SHASSA (Southern Hα Sky Survey Atlas, table1) and VTTS (Virginia Tech Spectral-line Survey, table 4) (1296 rows)
  recno=1054
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ColumnValue  Explain   (UCD)
_RAJ200019 13 05.200 "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+15 46 40.00 "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)
_RAB195019 10 49.310 "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+15 41 30.53 "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)
_Glon049.409901 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 +2.476188 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)
1054recno 1054  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)
SS  Survey: SHASSA (Southern Hα Sky Survey Atlas), or VTTS (Virginia Tech Spectral-line Survey) (meta.id)
M 2  2 if the PN in both surveys (meta.ref.url)

PNG049.4+02.4  PNG designation (LLL.l+BB.bA) (meta.id)
NameHen 2-428  Planetary nebulae name (meta.id;meta.main)
RAJ200019 13 05.2 "h:m:s" (i) Right ascension (J2000) (pos.eq.ra;meta.main)
DEJ2000+15 46 40 "d:m:s" (i) Declination (J2000) (pos.eq.dec;meta.main)
R[NII] 0.6   Observed nebular λλ6548,6584/Hα ratio (phot.flux;arith.ratio)
u_R[NII]   Uncertainty flag on R[NII] (meta.code.error)
l_logFred   Limit flag on logFred (meta.code.error)
logFred-11.37 [mW/m2] Average red (Hα+[NII]) flux (phot.flux)
l_logF(Ha)   Limit flag on logF(Ha) (meta.code.error)
logF(Ha)-11.45 [mW/m2] Corrected Hα flux (phot.flux;em.line.Halpha)
e_logF(Ha) 0.04 [mW/m2] rms uncertainty on logF(Ha) (stat.error)
rap 1.8 arcmin Adopted aperture radius ("—" for tba, unexplained) (phys.angSize;src)
Nf1   Number of independent fields from which a measurement is obtained (meta.id;obs.field)
cbeta  [-] Derived logarithmic extinction (Note G2)   (phys.absorption)
u_cbeta    [:] Uncertainty flag on cbeta (meta.code.error)
Notes   Note(s) (Note G1)   (meta.note)

SimbadNamePNG 049.4+02.4  Designation understandable by the Simbad data-base (meta.id)
  
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