NASA/IPAC EXTRAGALACTIC DATABASE
Date and Time of the Query: 2019-06-16 T20:47:09 PDT
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Redshift data point(s) for object NGC 1956

3 redshift data point(s) found in NED.


No.Frequency Targeted km/s +/- unc z +/- uncReference Code
0   4844   33   0.016158   0.000110   1991ApJS...75..935d
1 Optical 4844   33   0.016158   0.000110   1991ApJS...75..935d
2 Optical lines 4844   34   0.016158   0.000113   1991RC3.9.C...0000d
3 Optical 4844     0.016158     1992CORV..C...0000F

Detailed information for each entry

No. 1
Name in publication  : ESO 016- G 002                
Coordinates          : 052204.                  -7746.7          B1950
Features targeted    : Optical                       
Velocity or redshift :  4844           km/s                     z=   0.016158
Uncertainty          : +/-33                                    +/-  0.000110
Unc. Significance    : estimated error
Reference Code       : 1991ApJS...75..935d

Measurement Mode     :
    Spectral range   : Optical
    Features         :   Both absorption and emission lines
    Technique        : Cross-correlation fit to template spectrum
    Spatial mode     : Redshift is systemic

Reference Frame      : Heliocentric velocity or redshift
Qualifiers           : From new, raw data

NED Comment          :                                         



No. 2 Name in publication : ESO 016- G 002 Coordinates : 052204.1 -774642 B1950 Features targeted : Optical lines Velocity or redshift : 4844 km/s z= 0.016158 Uncertainty : +/-34 +/- 0.000113 Unc. Significance : rms uncertainty Reference Code : 1991RC3.9.C...0000d Measurement Mode : Spectral range : Optical Reference Frame : Heliocentric velocity or redshift Qualifiers : Homogenized from new and previously published data NED Comment :


No. 3 Name in publication : NGC 1956 Coordinates : 052204.0 -774642. B1950 Features targeted : Optical Velocity or redshift : 4844 km/s z= 0.016158 Uncertainty : No uncertainty given Unc. Significance : no unc. reported Reference Code : 1992CORV..C...0000F Measurement Mode : Spectral range : Optical Reference Frame : Heliocentric velocity or redshift Qualifiers : From reprocessed raw data NED Comment : From 1984AJ.....89.1310d



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