NASA/IPAC EXTRAGALACTIC DATABASE
Date and Time of the Query: 2019-06-25 T23:19:36 PDT
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Redshift data point(s) for object NGC 2687b

4 redshift data point(s) found in NED.


No.Frequency Targeted km/s +/- unc z +/- uncReference Code
0   14720   35   0.049101   0.000117   2012ApJS..199...26H
1 14806   4   0.049386   0.000014   2016SDSSD.C...0000:
2 14720   35   0.049101   0.000117   2012ApJS..199...26H
3 Optical features 14808   58   0.049393   0.000195   2004SDSS2.C...0000:
4 Optical features > 30000     0.378166   0.000907   2004SDSS2.C...0000:

Detailed information for each entry

No. 1
Name in publication  :                               
Coordinates          :                                                
Features targeted    :                               
Velocity or redshift :  0.04938606                              z=   0.049386
Uncertainty          : +/-1.4367004E-5                          +/-  0.000014
Unc. Significance    : uncertainty
Reference Code       : 2016SDSSD.C...0000:

Measurement Mode     :

Reference Frame      : Heliocentric velocity or redshift
Qualifiers           : Uncertain origin

NED Comment          :                                         



No. 2 Name in publication : NGC 2687b Coordinates : Features targeted : Velocity or redshift : 0.049101 z= 0.049101 Uncertainty : +/-0.000117 +/- 0.000117 Unc. Significance : uncertainty Reference Code : 2012ApJS..199...26H Measurement Mode : Reference Frame : Heliocentric velocity or redshift Qualifiers : Uncertain origin NED Comment :


No. 3 Name in publication : SDSS J085506.04+490922.0 Coordinates : 133.775162 49.156113 J2000 Features targeted : Optical features Velocity or redshift : 0.049393 z= 0.049393 Uncertainty : +/-0.000195 +/- 0.000195 Unc. Significance : uncertainty Reference Code : 2004SDSS2.C...0000: Measurement Mode : Spectral range : Optical Spectrograph : Fiber-optic feed Features : Absorption lines Technique : Cross-correlation fit to template spectrum Spatial mode : Redshift is for nucleus only Reference Frame : Heliocentric velocity or redshift Qualifiers : From new, raw data NED Comment :


No. 4 Name in publication : SDSS J085506.04+490922.0 Coordinates : 133.775162 49.156113 J2000 Features targeted : Optical features Velocity or redshift : 0.378166 z= 0.378166 Uncertainty : +/-0.000907 +/- 0.000907 Unc. Significance : uncertainty Reference Code : 2004SDSS2.C...0000: Measurement Mode : Spectral range : Optical Spectrograph : Fiber-optic feed Features : Emission lines Technique : Individual line fitting Spatial mode : Redshift is for nucleus only Reference Frame : Heliocentric velocity or redshift Qualifiers : From new, raw data NED Comment :



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