NASA/IPAC EXTRAGALACTIC DATABASE
Date and Time of the Query: 2019-04-19 T03:34:22 PDT
Help | Comment | NED Home

Redshift data point(s) for object NGC 1231

4 redshift data point(s) found in NED.


No.Frequency Targeted km/s +/- unc z +/- uncReference Code
0   2371   7   0.007910   0.000022   2006HIPAS.C...0000:
1 21-cm 2371   7   0.007910   0.000022   2006HIPAS.C...0000:
2 Optical 2329   36   0.007769   0.000120   1993AJ....105.1637H
3 Optical 2395   45   0.007989   0.000150   20096dF...C...0000J
4 2424     0.008086     2013ApJ...770..114K

Detailed information for each entry

No. 1
Name in publication  : HIPASS J0306-15               
Coordinates          : 030629.7                 -153339          J2000
Features targeted    : 21-cm                         
Velocity or redshift :  2371.5         km/s                     z=   0.007910
Uncertainty          : +/-6.5                                   +/-  0.000022
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. 2 Name in publication : MCG -03-08-074 Coordinates : 030415.0 -154500 B1950 Features targeted : Optical Velocity or redshift : 2329 km/s z= 0.007769 Uncertainty : +/-36 +/- 0.000120 Unc. Significance : estimated error Reference Code : 1993AJ....105.1637H 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. 3 Name in publication : 6dF J0306292-153409 Coordinates : 030629.30 -153408.7 J2000 Features targeted : Optical Velocity or redshift : 2395 km/s z= 0.007989 Uncertainty : +/-45 +/- 0.000150 Unc. Significance : uncertainty Reference Code : 20096dF...C...0000J Measurement Mode : Spectral range : Optical Spectrograph : Fiber-optic feed 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. 4 Name in publication : NGC 1231 Coordinates : 030629.3 -153408.4 J2000 Features targeted : Velocity or redshift : 2424 km/s z= 0.008086 Uncertainty : No uncertainty given Unc. Significance : no unc. reported Reference Code : 2013ApJ...770..114K Measurement Mode : Reference Frame : Heliocentric velocity or redshift Qualifiers : Uncertain origin NED Comment :



Back to NED Home