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Date and Time of the Query: 2018-12-16 T18:37:26 PST
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Redshift data point(s) for object NGC 6987

4 redshift data point(s) found in NED.


No.Frequency Targeted km/s +/- unc z +/- uncReference Code
0   5239   27   0.017475   0.000090   1996A&A...312..745R
1 Optical lines 5255   31   0.017529   0.000103   1991RC3.9.C...0000d
2 Optical 5204   45   0.017359   0.000150   20096dF...C...0000J
3 Optical 5220     0.017412     1992CORV..C...0000F
4 Optical 5319     0.017742     1992CORV..C...0000F

Detailed information for each entry

No. 1
Name in publication  : ESO 235- G 021                
Coordinates          : 205442.0                 -484924          B1950
Features targeted    : Optical lines                 
Velocity or redshift :  5255           km/s                     z=   0.017529
Uncertainty          : +/-31                                    +/-  0.000103
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. 2 Name in publication : 6dF J2058103-483749 Coordinates : 205810.36 -483749.1 J2000 Features targeted : Optical Velocity or redshift : 5204 km/s z= 0.017359 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. 3 Name in publication : NGC 6987 Coordinates : 205442.0 -484924. B1950 Features targeted : Optical Velocity or redshift : 5220 km/s z= 0.017412 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 1987ApJS...64..581D


No. 4 Name in publication : NGC 6987 Coordinates : 205442.0 -484924. B1950 Features targeted : Optical Velocity or redshift : 5319 km/s z= 0.017742 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 1984AJ.....89...23S



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