NASA/IPAC EXTRAGALACTIC DATABASE
Date and Time of the Query: 2019-06-20 T05:19:46 PDT
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Redshift data point(s) for object NGC 7254

4 redshift data point(s) found in NED.


No.Frequency Targeted km/s +/- unc z +/- uncReference Code
0   2704   3   0.009020   0.000010   2007A&A...465...71T
1 2704   3   0.009020   0.000010   2007A&A...465...71T
2 21-cm 2723   9   0.009084   0.000029   2006HIPAS.C...0000:
3 Optical 2691   29   0.008976   0.000097   1998AJ....116....1D
4 2708     0.009033     2013ApJ...771...88L

Detailed information for each entry

No. 1
Name in publication  : NGC 7254                      
Coordinates          :                                                
Features targeted    :                               
Velocity or redshift :  0.009020                                z=   0.009020
Uncertainty          : +/-0.000010                              +/-  0.000010
Unc. Significance    : uncertainty
Reference Code       : 2007A&A...465...71T

Measurement Mode     :

Reference Frame      : Heliocentric velocity or redshift
Qualifiers           : Uncertain origin

NED Comment          :                                         



No. 2 Name in publication : HIPASS J2222-21 Coordinates : 222242.2 -214520 J2000 Features targeted : 21-cm Velocity or redshift : 2723.2 km/s z= 0.009084 Uncertainty : +/-8.7 +/- 0.000029 Unc. Significance : estimated error Reference Code : 2006HIPAS.C...0000: Measurement Mode : Spectral range : Radio Spectrograph : Heterodyne receiver(e.g., 21-cm) Features : 1 Emission lines Technique : Mid-point of line profile at 50% lvel Spatial mode : Redshift is systemic Reference Frame : Heliocentric velocity or redshift Qualifiers : From new, raw data NED Comment :


No. 3 Name in publication : GSC 6384 00812 Coordinates : 221951.0 -215923. B1950 Features targeted : Optical Velocity or redshift : 2691 km/s z= 0.008976 Uncertainty : +/-29 +/- 0.000097 Unc. Significance : internal error Reference Code : 1998AJ....116....1D Measurement Mode : Spectral range : Optical 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. 4 Name in publication : NGC 7254 Coordinates : 222236.2256 -214413.995 J2000 Features targeted : Velocity or redshift : 2708 km/s z= 0.009033 Uncertainty : No uncertainty given Unc. Significance : no unc. reported Reference Code : 2013ApJ...771...88L Measurement Mode : Reference Frame : Heliocentric velocity or redshift Qualifiers : Uncertain origin NED Comment :



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