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Date and Time of the Query: 2022-01-21 T15:05:34 PST
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Redshift data point(s) for object NGC 1888

8 redshift data point(s) found in NED.


No.Frequency Targeted km/s +/- unc z +/- uncReference Code
0   2300   3   0.007672   0.000009   2005ApJS..160..149S
1 21-cm 2300   3   0.007672   0.000009   2005ApJS..160..149S
2 21-cm HI line 2432   5   0.008112   0.000017   1991RC3.9.C...0000d
3 Optical 2557   31   0.008529   0.000105   1956AJ.....61...97H
4 Optical 2743   45   0.009150   0.000150   20096dF...C...0000J
5 Optical lines 2547   51   0.008496   0.000170   1991RC3.9.C...0000d
6 2428     0.008100     2013PASP..125....2K
7 Optical 2698     0.009000     1992CORV..C...0000F
8 2743     0.009150     2017ApJ...843...16K

Detailed information for each entry

No. 1
Name in publication  : AGC 450052                    
Coordinates          : 052234.5                 -113000          J2000
Features targeted    : 21-cm                         
Velocity or redshift :  2300           km/s                     z=   0.007672
Uncertainty          : +/-2                                     +/-  0.000009
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' Fair.  Green Bank 91-m data.  



No. 2 Name in publication : MCG -02-14-013 Coordinates : 052014.4 -113246 B1950 Features targeted : 21-cm HI line Velocity or redshift : 2432 km/s z= 0.008112 Uncertainty : +/-5 +/- 0.000017 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. 3 Name in publication : NGC 1888 Coordinates : 052015 -1132.8 B1950 Features targeted : Optical Velocity or redshift : 2557 z= 0.008529 Uncertainty : +/-25 km/s +/- 0.000105 Unc. Significance : average deviation Reference Code : 1956AJ.....61...97H Measurement Mode : Spectral range : Optical Spectrograph : Long-slit spectrum Features : 4 Absorption lines Technique : Features measured in single-screw engine Spatial mode : Redshift is for nucleus only Reference Frame : Heliocentric velocity or redshift Qualifiers : From new, raw data NED Comment :


No. 4 Name in publication : 6dF J0522345-112958 Coordinates : 052234.45 -112958.3 J2000 Features targeted : Optical Velocity or redshift : 2743 km/s z= 0.009150 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. 5 Name in publication : MCG -02-14-013 Coordinates : 052014.4 -113246 B1950 Features targeted : Optical lines Velocity or redshift : 2547 km/s z= 0.008496 Uncertainty : +/-51 +/- 0.000170 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. 6 Name in publication : 2MASX J05223444-1129583 Coordinates : 052234.4 -112958. J2000 Features targeted : Velocity or redshift : 2428 km/s z= 0.008100 Uncertainty : No uncertainty given Unc. Significance : no unc. reported Reference Code : 2013PASP..125....2K Measurement Mode : Reference Frame : Heliocentric velocity or redshift Qualifiers : Uncertain origin NED Comment :


No. 7 Name in publication : NGC 1888 Coordinates : 052014.4 -113246. B1950 Features targeted : Optical Velocity or redshift : 2698 km/s z= 0.009000 Uncertainty : No uncertainty given Unc. Significance : no unc. reported Reference Code : 1992CORV..C...0000F Measurement Mode : Spectral range : Optical Reference Frame : Heliocentric velocity or redshift Qualifiers : From reprocessed raw data NED Comment : From 1988AJ.....95.1031H


No. 8 Name in publication : Coordinates : Features targeted : Velocity or redshift : 2743 km/s z= 0.009150 Uncertainty : No uncertainty given Unc. Significance : no unc. reported Reference Code : 2017ApJ...843...16K Measurement Mode : Reference Frame : Heliocentric velocity or redshift Qualifiers : Uncertain origin NED Comment :



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