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Date and Time of the Query: 2019-04-20 T13:43:14 PDT
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Redshift data point(s) for object IC 2521

7 redshift data point(s) found in NED.


No.Frequency Targeted km/s +/- unc z +/- uncReference Code
0   8806   26   0.029374   0.000086   2006SDSS5.C...0000:
1 8798   2   0.029348   0.000008   2016SDSSD.C...0000:
2 Optical features 8817   16   0.029410   0.000053   2006SDSS5.C...0000:
3 Optical features 8806   26   0.029374   0.000086   2006SDSS5.C...0000:
4 Optical 8777   36   0.029277   0.000120   2000UZC...C......0F
5 Optical 8782   36   0.029294   0.000120   1995ApJS...99..391H
6 8809     0.029385     2015MNRAS.448.3442G
7 8799     0.029350     2015A&A...578A.110A

Detailed information for each entry

No. 1
Name in publication  :                               
Coordinates          :                                                
Features targeted    :                               
Velocity or redshift :  0.029347649                             z=   0.029348
Uncertainty          : +/-7.884333E-6                           +/-  0.000008
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 : SDSS J095715.75+335834.7 Coordinates : 149.315613 33.976318 J2000 Features targeted : Optical features Velocity or redshift : 0.029410 z= 0.029410 Uncertainty : +/-0.000053 +/- 0.000053 Unc. Significance : uncertainty Reference Code : 2006SDSS5.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. 3 Name in publication : SDSS J095715.75+335834.7 Coordinates : 149.315613 33.976318 J2000 Features targeted : Optical features Velocity or redshift : 0.029374 z= 0.029374 Uncertainty : +/-0.000086 +/- 0.000086 Unc. Significance : uncertainty Reference Code : 2006SDSS5.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. 4 Name in publication : UZC J095715.8+335835 Coordinates : 095715.8 +335835. J2000 Features targeted : Optical Velocity or redshift : 8777 km/s z= 0.029277 Uncertainty : +/-36 +/- 0.000120 Unc. Significance : uncertainty Reference Code : 2000UZC...C......0F Measurement Mode : Spectral range : Optical Features : 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. 5 Name in publication : IC 2521 Coordinates : 095412.0 +341300 B1950 Features targeted : Optical Velocity or redshift : 8782 km/s z= 0.029294 Uncertainty : +/-36 +/- 0.000120 Unc. Significance : estimated error Reference Code : 1995ApJS...99..391H 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. 6 Name in publication : Coordinates : Features targeted : Velocity or redshift : 0.0293853 z= 0.029385 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. 7 Name in publication : Coordinates : Features targeted : Velocity or redshift : 0.02935 z= 0.029350 Uncertainty : No uncertainty given Unc. Significance : no unc. reported Reference Code : 2015A&A...578A.110A Measurement Mode : Reference Frame : Heliocentric velocity or redshift Qualifiers : Uncertain origin NED Comment :



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