NASA/IPAC EXTRAGALACTIC DATABASE
Date and Time of the Query: 2019-02-21 T09:31:30 PST
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Redshift data point(s) for object NGC 1028

6 redshift data point(s) found in NED.


No.Frequency Targeted km/s +/- unc z +/- uncReference Code
0   8578   30   0.028614   0.000100   1981Afz....17....5K
1 21-cm 8598   21   0.028680   0.000071   2005ApJS..160..149S
2 Optical 8586   33   0.028640   0.000110   1999ApJS..121..287H
3 Optical 8595   41   0.028670   0.000137   2000UZC...C......0F
4 8601     0.028690     2015MNRAS.447.1531C
5 8601     0.028690     2016AJ....152...50T
6 8601     0.028690     2013AJ....146...86T

Detailed information for each entry

No. 1
Name in publication  : AGC 120414                    
Coordinates          : 023937.0                 +105037          J2000
Features targeted    : 21-cm                         
Velocity or redshift :  8598           km/s                     z=   0.028680
Uncertainty          : +/-21                                    +/-  0.000071
Unc. Significance    : estimated error
Reference Code       : 2005ApJS..160..149S

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 reprocessed raw data

NED Comment          : 'Quality' Good.  Arecibo data.          



No. 2 Name in publication : NGC 1028 Coordinates : 023654.0 103800. B1950 Features targeted : Optical Velocity or redshift : 8586 km/s z= 0.028640 Uncertainty : +/-33 +/- 0.000110 Unc. Significance : uncertainty Reference Code : 1999ApJS..121..287H Measurement Mode : Spectral range : Optical Technique : Cross-correlation fit to template spectrum Spatial mode : Redshift is systemic Reference Frame : Heliocentric velocity or redshift Qualifiers : Homogenized from new and previously published data NED Comment :


No. 3 Name in publication : UZC J023937.1+105037 Coordinates : 023937.1 +105037. J2000 Features targeted : Optical Velocity or redshift : 8595 km/s z= 0.028670 Uncertainty : +/-41 +/- 0.000137 Unc. Significance : uncertainty Reference Code : 2000UZC...C......0F Measurement Mode : Spectral range : Optical Features : Emission lines Technique : Cross-correlation fit to template spectrum Spatial mode : Redshift is systemic Reference Frame : Heliocentric velocity or redshift Qualifiers : From reprocessed raw data NED Comment :


No. 4 Name in publication : Coordinates : Features targeted : Velocity or redshift : 8601 km/s z= 0.028690 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. 5 Name in publication : Coordinates : Features targeted : Velocity or redshift : 8601 km/s z= 0.028690 Uncertainty : No uncertainty given Unc. Significance : no unc. reported Reference Code : 2016AJ....152...50T Measurement Mode : Reference Frame : Heliocentric velocity or redshift Qualifiers : Uncertain origin NED Comment :


No. 6 Name in publication : AGC 120414 Coordinates : 023937.2 +105037.1 J2000 Features targeted : Velocity or redshift : 8601 km/s z= 0.028690 Uncertainty : No uncertainty given Unc. Significance : no unc. reported Reference Code : 2013AJ....146...86T Measurement Mode : Reference Frame : Heliocentric velocity or redshift Qualifiers : Uncertain origin NED Comment :



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