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Date and Time of the Query: 2019-06-27 T05:16:36 PDT
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Redshift data point(s) for object NGC 4781

10 redshift data point(s) found in NED.


No.Frequency Targeted km/s +/- unc z +/- uncReference Code
0   1260   2   0.004203   0.000007   1987A&AS...68..427R
1 21-cm HI line 1262   7   0.004210   0.000023   1991RC3.9.C...0000d
2 H-alpha 1247   10   0.004160   0.000033   1996ApJS..107...97M
3 Optical 1279   45   0.004266   0.000150   20096dF...C...0000J
4 Optical lines 862   58   0.002875   0.000193   1991RC3.9.C...0000d
5 Optical 895   84   0.002985   0.000280   1956AJ.....61...97H
6 1260     0.004203     2015MNRAS.447.1531C
7 1260     0.004203     2016AJ....152...50T
8 1260     0.004203     2013AJ....146...86T
9 1260     0.004203     2014MNRAS.444..527S
10 1262     0.004210     2008ApJ...676..184T

Detailed information for each entry

No. 1
Name in publication  : MCG -02-33-049                
Coordinates          : 125147.1                 -101556          B1950
Features targeted    : 21-cm HI line                 
Velocity or redshift :  1262           km/s                     z=   0.004210
Uncertainty          : +/-7                                     +/-  0.000023
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 4781 Coordinates : 125146 -101612 B1950 Features targeted : H-alpha Velocity or redshift : 1247 km/s z= 0.004160 Uncertainty : +/-10 +/- 0.000033 Unc. Significance : internal error Reference Code : 1996ApJS..107...97M Measurement Mode : Spectral range : Optical Spectrograph : Long-slit spectrum Features : 1 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; Corrected for contaminating sources NED Comment :


No. 3 Name in publication : 6dF J1254237-103214 Coordinates : 125423.75 -103213.9 J2000 Features targeted : Optical Velocity or redshift : 1279 km/s z= 0.004266 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 : MCG -02-33-049 Coordinates : 125147.1 -101556 B1950 Features targeted : Optical lines Velocity or redshift : 862 km/s z= 0.002875 Uncertainty : +/-58 +/- 0.000193 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. 5 Name in publication : NGC 4781 Coordinates : 125148 -1016.0 B1950 Features targeted : Optical Velocity or redshift : 895 z= 0.002985 Uncertainty : +/-67 km/s +/- 0.000280 Unc. Significance : average deviation Reference Code : 1956AJ.....61...97H Measurement Mode : Spectral range : Optical Spectrograph : Long-slit spectrum Features : 3 Both absorption and emission 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. 6 Name in publication : Coordinates : Features targeted : Velocity or redshift : 1260 km/s z= 0.004203 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 :


No. 7 Name in publication : Coordinates : Features targeted : Velocity or redshift : 1260 km/s z= 0.004203 Uncertainty : No uncertainty given Unc. Significance : no unc. reported Reference Code : 2016AJ....152...50T Measurement Mode : Reference Frame : Heliocentric velocity or redshift Qualifiers : Uncertain origin NED Comment :


No. 8 Name in publication : NGC 4781 Coordinates : 125423.8 -103213.3 J2000 Features targeted : Velocity or redshift : 1260 km/s z= 0.004203 Uncertainty : No uncertainty given Unc. Significance : no unc. reported Reference Code : 2013AJ....146...86T Measurement Mode : Reference Frame : Heliocentric velocity or redshift Qualifiers : Uncertain origin NED Comment :


No. 9 Name in publication : Coordinates : Features targeted : Velocity or redshift : 0.004203 z= 0.004203 Uncertainty : No uncertainty given Unc. Significance : no unc. reported Reference Code : 2014MNRAS.444..527S Measurement Mode : Reference Frame : Heliocentric velocity or redshift Qualifiers : Uncertain origin NED Comment :


No. 10 Name in publication : PGC 043902 Coordinates : Features targeted : Velocity or redshift : 0.004210 z= 0.004210 Uncertainty : No uncertainty given Unc. Significance : no unc. reported Reference Code : 2008ApJ...676..184T Measurement Mode : Reference Frame : Heliocentric velocity or redshift Qualifiers : Uncertain origin NED Comment :



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