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Date and Time of the Query: 2019-04-22 T15:02:45 PDT
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Redshift data point(s) for object NGC 4721

11 redshift data point(s) found in NED.


No.Frequency Targeted km/s +/- unc z +/- uncReference Code
0   7665   24   0.025568   0.000080   2001ApJ...561L..41R
1 7646   2   0.025504   0.000007   2016ApJ...819...63R
2 7646   2   0.025505   0.000007   2016SDSSD.C...0000:
3 7641   34   0.025488   0.000113   2003AJ....126.2152R
4 Optical 7614   35   0.025398   0.000117   2000UZC...C......0F
5 Optical features 7648   52   0.025510   0.000172   2007SDSS6.C...0000:
6 Optical features 7648   52   0.025510   0.000172   2007SDSS6.C...0000:
7 Optical 7858   100   0.026211   0.000334   1992CORV..C...0000F
8 Optical features > 30000     0.223574   0.000371   2007SDSS6.C...0000:
9 Optical lines 7858   150   0.026211   0.000500   1991RC3.9.C...0000d
10 7643     0.025494     2014ApJ...787...24B
11 7657     0.025542     2015A&A...576A..16G

Detailed information for each entry

No. 1
Name in publication  :                               
Coordinates          :                                                
Features targeted    :                               
Velocity or redshift :  7646           km/s                     z=   0.025504
Uncertainty          : +/-02                                    +/-  0.000007
Unc. Significance    : uncertainty
Reference Code       : 2016ApJ...819...63R

Measurement Mode     :

Reference Frame      : Heliocentric velocity or redshift
Qualifiers           : Uncertain origin

NED Comment          :                                         



No. 2 Name in publication : Coordinates : Features targeted : Velocity or redshift : 0.025505451 z= 0.025505 Uncertainty : +/-6.965148E-6 +/- 0.000007 Unc. Significance : uncertainty Reference Code : 2016SDSSD.C...0000: Measurement Mode : Reference Frame : Heliocentric velocity or redshift Qualifiers : Uncertain origin NED Comment :


No. 3 Name in publication : NGC 4721 Coordinates : Features targeted : Velocity or redshift : 0.025488 z= 0.025488 Uncertainty : +/-0.000113 +/- 0.000113 Unc. Significance : uncertainty Reference Code : 2003AJ....126.2152R Measurement Mode : Reference Frame : Heliocentric velocity or redshift Qualifiers : Uncertain origin NED Comment :


No. 4 Name in publication : UZC J125019.9+271926 Coordinates : 125019.9 +271926. J2000 Features targeted : Optical Velocity or redshift : 7614 km/s z= 0.025398 Uncertainty : +/-35 +/- 0.000117 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 new, raw data NED Comment :


No. 5 Name in publication : SDSS J125019.92+271926.4 Coordinates : 125019.92 +271926.4 J2000 Features targeted : Optical features Velocity or redshift : 0.025510 z= 0.025510 Uncertainty : +/-0.000172 +/- 0.000172 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 J125019.92+271926.4 Coordinates : 125019.92 +271926.4 J2000 Features targeted : Optical features Velocity or redshift : 0.025510 z= 0.025510 Uncertainty : +/-0.000172 +/- 0.000172 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 : NGC 4721 Coordinates : 124753.6 +273547. B1950 Features targeted : Optical Velocity or redshift : 7858 km/s z= 0.026211 Uncertainty : +/-100 +/- 0.000334 Unc. Significance : uncertainty Reference Code : 1992CORV..C...0000F Measurement Mode : Spectral range : Optical Reference Frame : Heliocentric velocity or redshift Qualifiers : From reprocessed raw data NED Comment : From 1975ApJ...199....1G


No. 8 Name in publication : SDSS J125019.92+271926.4 Coordinates : 125019.92 +271926.4 J2000 Features targeted : Optical features Velocity or redshift : 0.223574 z= 0.223574 Uncertainty : +/-0.000371 +/- 0.000371 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. 9 Name in publication : MCG +05-30-097 Coordinates : 1247.8 +2736 B1950 Features targeted : Optical lines Velocity or redshift : 7858 km/s z= 0.026211 Uncertainty : +/-150 +/- 0.000500 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. 10 Name in publication : NGC 4721 Coordinates : 125019.9183 +271926.371 J2000 Features targeted : Velocity or redshift : 7643 km/s z= 0.025494 Uncertainty : No uncertainty given Unc. Significance : no unc. reported Reference Code : 2014ApJ...787...24B Measurement Mode : Reference Frame : Heliocentric velocity or redshift Qualifiers : Uncertain origin NED Comment :


No. 11 Name in publication : Coordinates : Features targeted : Velocity or redshift : 7657.3 km/s z= 0.025542 Uncertainty : No uncertainty given Unc. Significance : no unc. reported Reference Code : 2015A&A...576A..16G Measurement Mode : Reference Frame : Heliocentric velocity or redshift Qualifiers : Uncertain origin NED Comment :



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