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Date and Time of the Query: 2019-06-24 T19:02:04 PDT
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Redshift data point(s) for object IC 2668

4 redshift data point(s) found in NED.


No.Frequency Targeted km/s +/- unc z +/- uncReference Code
0   4817   7   0.016068   0.000023   1998A&AS..130..333T
1 21-cm 4817   7   0.016068   0.000023   1998A&AS..130..333T
2 Optical 4872   44   0.016251   0.000147   1992AJ....103...11F
3 Optical 4877   45   0.016268   0.000150   20096dF...C...0000J
4 4819     0.016074     2015MNRAS.447.1531C

Detailed information for each entry

No. 1
Name in publication  : PGC 034333                    
Coordinates          : 111301.                  -135357.         B1950
Features targeted    : 21-cm                         
Velocity or redshift :  4817           km/s                     z=   0.016068
Uncertainty          : +/-7                                     +/-  0.000023
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 : IC 2668 Coordinates : 111300. -135430. B1950 Features targeted : Optical Velocity or redshift : 4872 km/s z= 0.016251 Uncertainty : +/-44 +/- 0.000147 Unc. Significance : uncertainty Reference Code : 1992AJ....103...11F Measurement Mode : Spectral range : Optical Spectrograph : Long-slit spectrum Technique : Cross-correlation fit to template spectrum Spatial mode : Redshift is for nucleus only Reference Frame : Heliocentric velocity or redshift Qualifiers : From new, raw data NED Comment :


No. 3 Name in publication : 6dF J1115322-141016 Coordinates : 111532.28 -141015.9 J2000 Features targeted : Optical Velocity or redshift : 4877 km/s z= 0.016268 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 :


No. 4 Name in publication : Coordinates : Features targeted : Velocity or redshift : 4819 km/s z= 0.016074 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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