NASA/IPAC EXTRAGALACTIC DATABASE
Date and Time of the Query: 2019-06-24 T14:49:51 PDT
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Redshift data point(s) for object IC 2004

3 redshift data point(s) found in NED.


No.Frequency Targeted km/s +/- unc z +/- uncReference Code
0   1003   2   0.003346   0.000007   2011ApJS..197...28P
1 1003   2   0.003346   0.000007   2011ApJS..197...28P
2 Optical 1097   42   0.003659   0.000140   1996ApJS..107..201L
3 Optical 929   89   0.003100   0.000297   20032dF...C...0000C

Detailed information for each entry

No. 1
Name in publication  : IC 2004                       
Coordinates          :                                                
Features targeted    :                               
Velocity or redshift :  0.003346                                z=   0.003346
Uncertainty          : +/-0.000007                              +/-  0.000007
Unc. Significance    : uncertainty
Reference Code       : 2011ApJS..197...28P

Measurement Mode     :

Reference Frame      : Heliocentric velocity or redshift
Qualifiers           : Uncertain origin

NED Comment          :                                         



No. 2 Name in publication : APMBGC 201+084-027 Coordinates : 035018.15 -493406.0 B1950 Features targeted : Optical Velocity or redshift : 1097 km/s z= 0.003659 Uncertainty : +/-42 +/- 0.000140 Unc. Significance : internal error Reference Code : 1996ApJS..107..201L Measurement Mode : Spectral range : Optical Spectrograph : Long-slit spectrum Features : Both absorption and emission lines Spatial mode : Redshift is systemic Reference Frame : Heliocentric velocity or redshift Qualifiers : From new, raw data NED Comment :


No. 3 Name in publication : 2dFGRS S817Z270 Coordinates : 03 51 45.78 -49 25 09.8 J2000 Features targeted : Optical Velocity or redshift : 0.0031 z= 0.003100 Uncertainty : +/-0.000297 +/- 0.000297 Unc. Significance : rms uncertainty Reference Code : 20032dF...C...0000C 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 Obs. Date : 1999.79 Reference Frame : Heliocentric velocity or redshift Qualifiers : From new, raw data NED Comment :



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