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Date and Time of the Query: 2019-08-21 T11:10:36 PDT
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Redshift data point(s) for object IC 4840

4 redshift data point(s) found in NED.


No.Frequency Targeted km/s +/- unc z +/- uncReference Code
0   4092   10   0.013649   0.000033   1996ApJS..107...97M
1 H-alpha 4092   10   0.013649   0.000033   1996ApJS..107...97M
2 Optical 4092   45   0.013649   0.000150   20096dF...C...0000J
3 4094     0.013656     2013AJ....146...86T
4 4094     0.013656     2016AJ....152...50T

Detailed information for each entry

No. 1
Name in publication  : ESO 184- G 049                
Coordinates          : 191143                   -561748          B1950
Features targeted    : H-alpha                       
Velocity or redshift :  4092           km/s                     z=   0.013649
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. 2 Name in publication : 6dF J1915517-561233 Coordinates : 191551.68 -561232.7 J2000 Features targeted : Optical Velocity or redshift : 4092 km/s z= 0.013649 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 : IC 4840 Coordinates : 191551.7 -561232.7 J2000 Features targeted : Velocity or redshift : 4094 km/s z= 0.013656 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. 4 Name in publication : Coordinates : Features targeted : Velocity or redshift : 4094 km/s z= 0.013656 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 :



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