NASA/IPAC EXTRAGALACTIC DATABASE
Date and Time of the Query: 2019-06-25 T06:48:05 PDT
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Redshift data point(s) for object NGC 4868

7 redshift data point(s) found in NED.


No.Frequency Targeted km/s +/- unc z +/- uncReference Code
0   4665   9   0.015561   0.000030   1991RC3.9.C...0000d
1 21-cm HI line 4665   9   0.015561   0.000030   1991RC3.9.C...0000d
2 Optical 4701   17   0.015681   0.000057   1992CORV..C...0000F
3 4731   17   0.015781   0.000057   1979ApJS...40..527P
4 21-cm 4654   42   0.015524   0.000139   2005ApJS..160..149S
5 Optical 4669   42   0.015574   0.000140   2000UZC...C......0F
6 Optical lines 4701   66   0.015681   0.000220   1991RC3.9.C...0000d
7 4675     0.015595     2015ApJ...812...89M

Detailed information for each entry

No. 1
Name in publication  : UGC 08099                     
Coordinates          : 125648.3                 +373445          B1950
Features targeted    : 21-cm HI line                 
Velocity or redshift :  4665           km/s                     z=   0.015561
Uncertainty          : +/-9                                     +/-  0.000030
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. 2 Name in publication : NGC 4868 Coordinates : 125648.3 +373445. B1950 Features targeted : Optical Velocity or redshift : 4701 km/s z= 0.015681 Uncertainty : +/-17 +/- 0.000057 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 1978AJ.....83..904S


No. 3 Name in publication : NGC 4868 Coordinates : Features targeted : Velocity or redshift : 0.015781 z= 0.015781 Uncertainty : +/-0.000057 +/- 0.000057 Unc. Significance : uncertainty Reference Code : 1979ApJS...40..527P Measurement Mode : Reference Frame : Heliocentric velocity or redshift Qualifiers : Uncertain origin NED Comment :


No. 4 Name in publication : UGC 08099 Coordinates : 125909.0 +371836 J2000 Features targeted : 21-cm Velocity or redshift : 4654 km/s z= 0.015524 Uncertainty : +/-41 +/- 0.000139 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. 5 Name in publication : UZC J125909.0+371837 Coordinates : 125909.0 +371837. J2000 Features targeted : Optical Velocity or redshift : 4669 km/s z= 0.015574 Uncertainty : +/-42 +/- 0.000140 Unc. Significance : uncertainty Reference Code : 2000UZC...C......0F 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 reprocessed raw data NED Comment :


No. 6 Name in publication : UGC 08099 Coordinates : 125648.3 +373445 B1950 Features targeted : Optical lines Velocity or redshift : 4701 km/s z= 0.015681 Uncertainty : +/-66 +/- 0.000220 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. 7 Name in publication : Coordinates : Features targeted : Velocity or redshift : 4675.4 km/s z= 0.015595 Uncertainty : No uncertainty given Unc. Significance : no unc. reported Reference Code : 2015ApJ...812...89M Measurement Mode : Reference Frame : Heliocentric velocity or redshift Qualifiers : Uncertain origin NED Comment :



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