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Date and Time of the Query: 2019-02-23 T04:58:19 PST
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Redshift data point(s) for object NGC 7498

3 redshift data point(s) found in NED.

No.Frequency Targeted km/s +/- unc z +/- uncReference Code
0   7966   31   0.026572   0.000103   20096dF...C...0000J
1 Optical 7966   31   0.026572   0.000103   20096dF...C...0000J
2 Optical 7706   49   0.025704   0.000163   1998AJ....116....1D
3 Optical 7974   64   0.026600   0.000213   20032dF...C...0000C

Detailed information for each entry

No. 1
Name in publication  : 6dF J2309562-242530           
Coordinates          : 230956.20                -242530.2        J2000
Features targeted    : Optical                       
Velocity or redshift :  7966           km/s                     z=   0.026572
Uncertainty          : +/-31                                    +/-  0.000103
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. 2
Name in publication  : GSC 6972 00740                
Coordinates          : 230715.6                 -244148.         B1950
Features targeted    : Optical                       
Velocity or redshift :  7706           km/s                     z=   0.025704
Uncertainty          : +/-49                                    +/-  0.000163
Unc. Significance    : internal error
Reference Code       : 1998AJ....116....1D

Measurement Mode     :
    Spectral range   : Optical
    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  : 2dFGRS S071Z226               
Coordinates          : 23 09 56.23              -24 25 31.0      J2000
Features targeted    : Optical                       
Velocity or redshift :  0.0266                                  z=   0.026600
Uncertainty          : +/-0.000213                              +/-  0.000213
Unc. Significance    : rms uncertainty
Reference Code       : 20032dF...C...0000C

Measurement Mode     :
    Spectral range   : Optical
    Spectrograph     : Fiber-optic feed
    Features         :   Absorption lines
    Technique        : Cross-correlation fit to template spectrum
    Spatial mode     : Redshift is for nucleus only
    Obs. Date        : 2001.79

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

NED Comment          :

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