NASA/IPAC EXTRAGALACTIC DATABASE
Date and Time of the Query: 2018-12-19 T07:28:16 PST
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Redshift data point(s) for object NGC 1022

5 redshift data point(s) found in NED.


No.Frequency Targeted km/s +/- unc z +/- uncReference Code
0   1453   6   0.004847   0.000020   1998A&AS..130..333T
1 21-cm 1453   6   0.004847   0.000020   1998A&AS..130..333T
2 Optical 1498   23   0.004997   0.000077   1992CORV..C...0000F
3 Optical lines 1498   50   0.004997   0.000167   1991RC3.9.C...0000d
4 1503     0.005013     2013ApJ...766..108M
5 1448     0.004830     2015MNRAS.447.1531C

Detailed information for each entry

No. 1
Name in publication  : PGC 010010                    
Coordinates          : 023604.                  -065336.         B1950
Features targeted    : 21-cm                         
Velocity or redshift :  1453           km/s                     z=   0.004847
Uncertainty          : +/-6                                     +/-  0.000020
Unc. Significance    : mean error
Reference Code       : 1998A&AS..130..333T

Measurement Mode     :
    Spectral range   : Radio
    Spectrograph     : Heterodyne receiver(e.g., 21-cm)
    Features         : 1 Emission lines
    Technique        : Mid-point of line profile at 20% lvel
    Spatial mode     : Redshift is systemic

Reference Frame      : Heliocentric velocity or redshift
Qualifiers           : From new, raw data

NED Comment          :                                         



No. 2 Name in publication : NGC 1022 Coordinates : 023604.1 -065336. B1950 Features targeted : Optical Velocity or redshift : 1498 km/s z= 0.004997 Uncertainty : +/-23 +/- 0.000077 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 1967AJ.....72..730d


No. 3 Name in publication : MCG -01-07-025 Coordinates : 023604.1 -065336 B1950 Features targeted : Optical lines Velocity or redshift : 1498 km/s z= 0.004997 Uncertainty : +/-50 +/- 0.000167 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. 4 Name in publication : NGC 1022 Coordinates : 023832.7 -064039. J2000 Features targeted : Velocity or redshift : 1503 km/s z= 0.005013 Uncertainty : No uncertainty given Unc. Significance : no unc. reported Reference Code : 2013ApJ...766..108M Measurement Mode : Reference Frame : Heliocentric velocity or redshift Qualifiers : Uncertain origin NED Comment :


No. 5 Name in publication : Coordinates : Features targeted : Velocity or redshift : 1448 km/s z= 0.004830 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 :



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