NASA/IPAC EXTRAGALACTIC DATABASE
Date and Time of the Query: 2018-09-18 T06:50:33 PDT
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Redshift data point(s) for object NGC 7424

13 redshift data point(s) found in NED.


No.Frequency Targeted km/s +/- unc z +/- uncReference Code
0   939   2   0.003132   0.000007   2004AJ....128...16K
1 939   2   0.003132   0.000007   2004AJ....128...16K
2 21-cm 938   5   0.003130   0.000017   2006HIPAS.C...0000:
3 21-cm HI line 942   5   0.003142   0.000017   1991RC3.9.C...0000d
4 Optical 874   17   0.002915   0.000057   1992CORV..C...0000F
5 Optical lines 914   27   0.003049   0.000090   1991RC3.9.C...0000d
6 Optical 944   37   0.003149   0.000123   1991ApJS...75..935d
7 Optical 945   45   0.003152   0.000150   20096dF...C...0000J
8 Optical 800   100   0.002669   0.000334   1992CORV..C...0000F
9 Optical 880   100   0.002935   0.000334   1992CORV..C...0000F
10 875     0.002920     2011ApJ...731L...4M
11 939     0.003132     2015MNRAS.447.1531C
12 939     0.003132     2015MNRAS.450..926R
13 Optical 944     0.003149     1992CORV..C...0000F

Detailed information for each entry

No. 1
Name in publication  : NGC 7424                      
Coordinates          :                                                
Features targeted    :                               
Velocity or redshift :  0.003132                                z=   0.003132
Uncertainty          : +/-0.000007                              +/-  0.000007
Unc. Significance    : uncertainty
Reference Code       : 2004AJ....128...16K

Measurement Mode     :

Reference Frame      : Heliocentric velocity or redshift
Qualifiers           : Uncertain origin

NED Comment          :                                         



No. 2 Name in publication : HIPASS J2257-41 Coordinates : 225719.0 -410402 J2000 Features targeted : 21-cm Velocity or redshift : 938.5 km/s z= 0.003130 Uncertainty : +/-5.0 +/- 0.000017 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 : Extended source


No. 3 Name in publication : ESO 346- G 019 Coordinates : 225428.1 -412012 B1950 Features targeted : 21-cm HI line Velocity or redshift : 942 km/s z= 0.003142 Uncertainty : +/-5 +/- 0.000017 Unc. Significance : rms uncertainty Reference Code : 1991RC3.9.C...0000d Measurement Mode : Spectral range : Radio Reference Frame : Heliocentric velocity or redshift Qualifiers : Homogenized from new and previously published data NED Comment :


No. 4 Name in publication : NGC 7424 Coordinates : 225428.0 -412012. B1950 Features targeted : Optical Velocity or redshift : 874 km/s z= 0.002915 Uncertainty : +/-17 +/- 0.000057 Unc. Significance : uncertainty Reference Code : 1992CORV..C...0000F Measurement Mode : Spectral range : Optical Reference Frame : Heliocentric velocity or redshift Qualifiers : From reprocessed raw data NED Comment : From 1978AJ.....83..904S


No. 5 Name in publication : ESO 346- G 019 Coordinates : 225428.1 -412012 B1950 Features targeted : Optical lines Velocity or redshift : 914 km/s z= 0.003049 Uncertainty : +/-27 +/- 0.000090 Unc. Significance : rms uncertainty Reference Code : 1991RC3.9.C...0000d Measurement Mode : Spectral range : Optical Reference Frame : Heliocentric velocity or redshift Qualifiers : Homogenized from new and previously published data NED Comment :


No. 6 Name in publication : ESO 346- G 019 Coordinates : 225428. -4120.2 B1950 Features targeted : Optical Velocity or redshift : 944 km/s z= 0.003149 Uncertainty : +/-37 +/- 0.000123 Unc. Significance : estimated error Reference Code : 1991ApJS...75..935d 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. 7 Name in publication : 6dF J2257183-410414 Coordinates : 225718.38 -410414.3 J2000 Features targeted : Optical Velocity or redshift : 945 km/s z= 0.003152 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. 8 Name in publication : NGC 7424 Coordinates : 225428.0 -412012. B1950 Features targeted : Optical Velocity or redshift : 800 km/s z= 0.002669 Uncertainty : +/-100 +/- 0.000334 Unc. Significance : uncertainty Reference Code : 1992CORV..C...0000F Measurement Mode : Spectral range : Optical Reference Frame : Heliocentric velocity or redshift Qualifiers : From reprocessed raw data NED Comment : From 1979Obs....99..130S


No. 9 Name in publication : NGC 7424 Coordinates : 225428.0 -412012. B1950 Features targeted : Optical Velocity or redshift : 880 km/s z= 0.002935 Uncertainty : +/-100 +/- 0.000334 Unc. Significance : uncertainty Reference Code : 1992CORV..C...0000F Measurement Mode : Spectral range : Optical Reference Frame : Heliocentric velocity or redshift Qualifiers : From reprocessed raw data NED Comment : From 1979AJ.....84.1811d


No. 10 Name in publication : NGC 7424 Coordinates : Features targeted : Velocity or redshift : 0.00292 z= 0.002920 Uncertainty : No uncertainty given Unc. Significance : no unc. reported Reference Code : 2011ApJ...731L...4M Measurement Mode : Reference Frame : Heliocentric velocity or redshift Qualifiers : Uncertain origin NED Comment :


No. 11 Name in publication : Coordinates : Features targeted : Velocity or redshift : 939 km/s z= 0.003132 Uncertainty : No uncertainty given Unc. Significance : no unc. reported Reference Code : 2015MNRAS.447.1531C Measurement Mode : Reference Frame : Heliocentric velocity or redshift Qualifiers : Uncertain origin NED Comment :


No. 12 Name in publication : Coordinates : Features targeted : Velocity or redshift : 939 km/s z= 0.003132 Uncertainty : No uncertainty given Unc. Significance : no unc. reported Reference Code : 2015MNRAS.450..926R Measurement Mode : Reference Frame : Heliocentric velocity or redshift Qualifiers : Uncertain origin NED Comment :


No. 13 Name in publication : NGC 7424 Coordinates : 225428.0 -412012. B1950 Features targeted : Optical Velocity or redshift : 944 km/s z= 0.003149 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 1984AJ.....89.1310d



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