NASA/IPAC EXTRAGALACTIC DATABASE
Date and Time of the Query: 2019-02-19 T04:48:38 PST
Help | Comment | NED Home

Redshift data point(s) for object NGC 2988

4 redshift data point(s) found in NED.


No.Frequency Targeted km/s +/- unc z +/- uncReference Code
0   7609   11   0.025380   0.000037   1996ApJS..106...27K
1 7654   4   0.025532   0.000012   2016SDSSD.C...0000:
2 Optical features 7677   29   0.025609   0.000097   2007SDSS6.C...0000:
3 Optical features 7677   29   0.025609   0.000097   2007SDSS6.C...0000:
4 Optical 7670     0.025584     1992CORV..C...0000F

Detailed information for each entry

No. 1
Name in publication  :                               
Coordinates          :                                                
Features targeted    :                               
Velocity or redshift :  0.025531963                             z=   0.025532
Uncertainty          : +/-1.18489725E-5                          +/-  0.000012
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 : SDSS J094647.97+220043.7 Coordinates : 094647.97 +220043.7 J2000 Features targeted : Optical features Velocity or redshift : 0.025609 z= 0.025609 Uncertainty : +/-0.000097 +/- 0.000097 Unc. Significance : uncertainty Reference Code : 2007SDSS6.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. 3 Name in publication : SDSS J094647.97+220043.7 Coordinates : 094647.97 +220043.7 J2000 Features targeted : Optical features Velocity or redshift : 0.025609 z= 0.025609 Uncertainty : +/-0.000097 +/- 0.000097 Unc. Significance : uncertainty Reference Code : 2007SDSS6.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 : NGC 2988 Coordinates : 094401.0 +221350. B1950 Features targeted : Optical Velocity or redshift : 7670 km/s z= 0.025584 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 1982ApJS...50..319T



Back to NED Home