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Date and Time of the Query: 2019-02-21 T20:32:29 PST
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Redshift data point(s) for object NGC 4558

9 redshift data point(s) found in NED.


No.Frequency Targeted km/s +/- unc z +/- uncReference Code
0   7856   22   0.026205   0.000073   2003AJ....126.2152R
1 7805   3   0.026034   0.000010   2016SDSSD.C...0000:
2 7856   22   0.026205   0.000073   2003AJ....126.2152R
3 Optical 7847   24   0.026175   0.000080   1990ApJS...72..433H
4 Optical 7869   43   0.026248   0.000143   2000UZC...C......0F
5 Optical features 7808   48   0.026045   0.000161   2007SDSS6.C...0000:
6 Optical features 7808   48   0.026045   0.000161   2007SDSS6.C...0000:
7 Optical features > 30000     0.249053   0.000815   2007SDSS6.C...0000:
8 7808     0.026045     2015MNRAS.448.3442G
9 Optical lines 7847     0.026175     1991RC3.9.C...0000d

Detailed information for each entry

No. 1
Name in publication  :                               
Coordinates          :                                                
Features targeted    :                               
Velocity or redshift :  0.026034214                             z=   0.026034
Uncertainty          : +/-9.797878E-6                           +/-  0.000010
Unc. Significance    : uncertainty
Reference Code       : 2016SDSSD.C...0000:

Measurement Mode     :

Reference Frame      : Heliocentric velocity or redshift
Qualifiers           : Uncertain origin

NED Comment          :                                         



No. 2 Name in publication : NGC 4558 Coordinates : Features targeted : Velocity or redshift : 0.026205 z= 0.026205 Uncertainty : +/-0.000073 +/- 0.000073 Unc. Significance : uncertainty Reference Code : 2003AJ....126.2152R Measurement Mode : Reference Frame : Heliocentric velocity or redshift Qualifiers : Uncertain origin NED Comment :


No. 3 Name in publication : NGC 4558 Coordinates : 123324.0 +271700 B1950 Features targeted : Optical Velocity or redshift : 7847 km/s z= 0.026175 Uncertainty : +/-24 +/- 0.000080 Unc. Significance : estimated error Reference Code : 1990ApJS...72..433H 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 new, raw data NED Comment :


No. 4 Name in publication : UZC J123552.7+265932 Coordinates : 123552.7 +265932. J2000 Features targeted : Optical Velocity or redshift : 7869 km/s z= 0.026248 Uncertainty : +/-43 +/- 0.000143 Unc. Significance : uncertainty Reference Code : 2000UZC...C......0F Measurement Mode : Spectral range : Optical Features : Absorption 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. 5 Name in publication : SDSS J123552.65+265931.7 Coordinates : 123552.65 +265931.7 J2000 Features targeted : Optical features Velocity or redshift : 0.026045 z= 0.026045 Uncertainty : +/-0.000161 +/- 0.000161 Unc. Significance : uncertainty Reference Code : 2007SDSS6.C...0000: Measurement Mode : Spectral range : Optical Spectrograph : Fiber-optic feed Features : Absorption lines Technique : Cross-correlation fit to template spectrum 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 : SDSS J123552.65+265931.7 Coordinates : 123552.65 +265931.7 J2000 Features targeted : Optical features Velocity or redshift : 0.026045 z= 0.026045 Uncertainty : +/-0.000161 +/- 0.000161 Unc. Significance : uncertainty Reference Code : 2007SDSS6.C...0000: Measurement Mode : Spectral range : Optical Spectrograph : Fiber-optic feed Features : Absorption lines Technique : Cross-correlation fit to template spectrum Spatial mode : Redshift is for nucleus only Reference Frame : Heliocentric velocity or redshift Qualifiers : From new, raw data NED Comment :


No. 7 Name in publication : SDSS J123552.65+265931.7 Coordinates : 123552.65 +265931.7 J2000 Features targeted : Optical features Velocity or redshift : 0.249053 z= 0.249053 Uncertainty : +/-0.000815 +/- 0.000815 Unc. Significance : uncertainty Reference Code : 2007SDSS6.C...0000: Measurement Mode : Spectral range : Optical Spectrograph : Fiber-optic feed Features : Emission lines Technique : Individual line fitting Spatial mode : Redshift is for nucleus only Reference Frame : Heliocentric velocity or redshift Qualifiers : From new, raw data NED Comment :


No. 8 Name in publication : Coordinates : Features targeted : Velocity or redshift : 0.0260449 z= 0.026045 Uncertainty : No uncertainty given Unc. Significance : no unc. reported Reference Code : 2015MNRAS.448.3442G Measurement Mode : Reference Frame : Heliocentric velocity or redshift Qualifiers : Uncertain origin NED Comment :


No. 9 Name in publication : MCG +05-30-028 Coordinates : 1233.4 +2715 B1950 Features targeted : Optical lines Velocity or redshift : 7847 km/s z= 0.026175 Uncertainty : No uncertainty given Unc. Significance : no unc. reported 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 :



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