NASA/IPAC EXTRAGALACTIC DATABASE
Date and Time of the Query: 2019-05-26 T10:38:44 PDT
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Redshift data point(s) for object NGC 7816

8 redshift data point(s) found in NED.


No.Frequency Targeted km/s +/- unc z +/- uncReference Code
0   5240   7   0.017480   0.000022   2006HIPAS.C...0000:
1 21-cm 5242   1   0.017485   0.000002   2005ApJS..160..149S
2 Optical 5241   5   0.017482   0.000017   1999ApJS..121..287H
3 21-cm 5240   7   0.017480   0.000022   2006HIPAS.C...0000:
4 21-cm HI line 5239   7   0.017475   0.000023   1991RC3.9.C...0000d
5 Optical 5141   48   0.017149   0.000160   1992CORV..C...0000F
6 Optical 5262   50   0.017552   0.000167   2000UZC...C......0F
7 Optical lines 5141   60   0.017149   0.000200   1991RC3.9.C...0000d
8 5257     0.017535     2015MNRAS.447.1531C

Detailed information for each entry

No. 1
Name in publication  : UGC 00016                     
Coordinates          : 000348.9                 +072843          J2000
Features targeted    : 21-cm                         
Velocity or redshift :  5242           km/s                     z=   0.017485
Uncertainty          : +/-1                                     +/-  0.000002
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 7816 Coordinates : 000115.2 071203. B1950 Features targeted : Optical Velocity or redshift : 5241 km/s z= 0.017482 Uncertainty : +/-5 +/- 0.000017 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 : HIPASS J0003+07 Coordinates : 000346.1 +072902 J2000 Features targeted : 21-cm Velocity or redshift : 5240.5 km/s z= 0.017480 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. 4 Name in publication : UGC 00016 Coordinates : 000115.2 +071203 B1950 Features targeted : 21-cm HI line Velocity or redshift : 5239 km/s z= 0.017475 Uncertainty : +/-7 +/- 0.000023 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. 5 Name in publication : NGC 7816 Coordinates : 000115.2 +071203. B1950 Features targeted : Optical Velocity or redshift : 5141 km/s z= 0.017149 Uncertainty : +/-48 +/- 0.000160 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 1975ApJ...197..265S


No. 6 Name in publication : UZC J000348.9+072843 Coordinates : 000348.9 +072843. J2000 Features targeted : Optical Velocity or redshift : 5262 km/s z= 0.017552 Uncertainty : +/-50 +/- 0.000167 Unc. Significance : uncertainty Reference Code : 2000UZC...C......0F Measurement Mode : Spectral range : Optical Features : Absorption 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. 7 Name in publication : UGC 00016 Coordinates : 000115.2 +071203 B1950 Features targeted : Optical lines Velocity or redshift : 5141 km/s z= 0.017149 Uncertainty : +/-60 +/- 0.000200 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. 8 Name in publication : Coordinates : Features targeted : Velocity or redshift : 5257 km/s z= 0.017535 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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