NASA/IPAC EXTRAGALACTIC DATABASE
Date and Time of the Query: 2019-04-23 T07:30:36 PDT
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Redshift data point(s) for object NGC 6900

3 redshift data point(s) found in NED.


No.Frequency Targeted km/s +/- unc z +/- uncReference Code
0   5075   10   0.016930   0.000032   2006HIPAS.C...0000:
1 21-cm 5075   10   0.016930   0.000032   2006HIPAS.C...0000:
2 Optical 5130   31   0.017112   0.000103   1993AJ....105.1637H
3 Optical 5116   45   0.017065   0.000150   20096dF...C...0000J

Detailed information for each entry

No. 1
Name in publication  : HIPASS J2021-02               
Coordinates          : 202139.5                 -023433          J2000
Features targeted    : 21-cm                         
Velocity or redshift :  5075.5         km/s                     z=   0.016930
Uncertainty          : +/-9.6                                   +/-  0.000032
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 -01-52-001 Coordinates : 201900.0 -024400 B1950 Features targeted : Optical Velocity or redshift : 5130 km/s z= 0.017112 Uncertainty : +/-31 +/- 0.000103 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 J2021350-023409 Coordinates : 202135.11 -023409.2 J2000 Features targeted : Optical Velocity or redshift : 5116 km/s z= 0.017065 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 :



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