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Date and Time of the Query: 2019-04-18 T20:21:23 PDT
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Redshift data point(s) for object NGC 2668

13 redshift data point(s) found in NED.


No.Frequency Targeted km/s +/- unc z +/- uncReference Code
0   7529   9   0.025114   0.000030   1991RC3.9.C...0000d
1 7513   3   0.025062   0.000011   2016SDSSD.C...0000:
2 21-cm HI line 7529   9   0.025114   0.000030   1991RC3.9.C...0000d
3 7521   24   0.025087   0.000080   2004ApJ...607..202M
4 Optical 7494   35   0.024997   0.000117   1995ApJS...99..391H
5 Optical features 7519   53   0.025081   0.000176   2004SDSS3.C...0000:
6 Optical 7499   56   0.025014   0.000187   2000UZC...C......0F
7 Optical features 6592   184   0.021988   0.000615   2004SDSS3.C...0000:
8 7494     0.024997     1995AJ....109.1458R
9 7513     0.025060     2012A&A...544A..81H
10 7519     0.025080     2015MNRAS.448.3442G
11 7525     0.025100     2013MNRAS.433..270W
12 7525     0.025100     2013MNRAS.433.2986W
13 21-cm 7529     0.025114     2005ApJS..160..149S

Detailed information for each entry

No. 1
Name in publication  :                               
Coordinates          :                                                
Features targeted    :                               
Velocity or redshift :  0.02506211                              z=   0.025062
Uncertainty          : +/-1.0551871E-5                          +/-  0.000011
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 : UGC 04616 Coordinates : 084611.6 +365347 B1950 Features targeted : 21-cm HI line Velocity or redshift : 7529 km/s z= 0.025114 Uncertainty : +/-9 +/- 0.000030 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. 3 Name in publication : NGC 2668 Coordinates : Features targeted : Velocity or redshift : 0.025087 z= 0.025087 Uncertainty : +/-0.000080 +/- 0.000080 Unc. Significance : uncertainty Reference Code : 2004ApJ...607..202M Measurement Mode : Reference Frame : Heliocentric velocity or redshift Qualifiers : Uncertain origin NED Comment :


No. 4 Name in publication : NGC 2668 Coordinates : 084612.3 +365340 B1950 Features targeted : Optical Velocity or redshift : 7494 km/s z= 0.024997 Uncertainty : +/-35 +/- 0.000117 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. 5 Name in publication : SDSS J084922.57+364237.2 Coordinates : 132.344025 36.710327 J2000 Features targeted : Optical features Velocity or redshift : 0.025081 z= 0.025081 Uncertainty : +/-0.000176 +/- 0.000176 Unc. Significance : uncertainty Reference Code : 2004SDSS3.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 : UZC J084922.6+364237 Coordinates : 084922.6 +364237. J2000 Features targeted : Optical Velocity or redshift : 7499 km/s z= 0.025014 Uncertainty : +/-56 +/- 0.000187 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. 7 Name in publication : SDSS J084922.57+364237.2 Coordinates : 132.344025 36.710327 J2000 Features targeted : Optical features Velocity or redshift : 0.021988 z= 0.021988 Uncertainty : +/-0.000615 +/- 0.000615 Unc. Significance : uncertainty Reference Code : 2004SDSS3.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 : CGCG 0846.2+3653 Coordinates : Features targeted : Velocity or redshift : 0.024997 z= 0.024997 Uncertainty : No uncertainty given Unc. Significance : no unc. reported Reference Code : 1995AJ....109.1458R Measurement Mode : Reference Frame : Heliocentric velocity or redshift Qualifiers : Uncertain origin NED Comment :


No. 9 Name in publication : SDSS J084922.55+364237.2 Coordinates : 084922.5504 +364237.188 J2000 Features targeted : Velocity or redshift : 7513 km/s z= 0.025060 Uncertainty : No uncertainty given Unc. Significance : no unc. reported Reference Code : 2012A&A...544A..81H Measurement Mode : Reference Frame : Heliocentric velocity or redshift Qualifiers : Uncertain origin NED Comment :


No. 10 Name in publication : Coordinates : Features targeted : Velocity or redshift : 0.0250797 z= 0.025080 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. 11 Name in publication : [WKJ2013] 06 Coordinates : 084922.5660 +364237.177 J2000 Features targeted : Velocity or redshift : 7525 km/s z= 0.025100 Uncertainty : No uncertainty given Unc. Significance : no unc. reported Reference Code : 2013MNRAS.433..270W Measurement Mode : Reference Frame : Heliocentric velocity or redshift Qualifiers : Uncertain origin NED Comment :


No. 12 Name in publication : NGC 2668 Coordinates : 084922.5590 +364237.209 J2000 Features targeted : Velocity or redshift : 7525 km/s z= 0.025100 Uncertainty : No uncertainty given Unc. Significance : no unc. reported Reference Code : 2013MNRAS.433.2986W Measurement Mode : Reference Frame : Heliocentric velocity or redshift Qualifiers : Uncertain origin NED Comment :


No. 13 Name in publication : UGC 04616 Coordinates : 084922.7 +364235 J2000 Features targeted : 21-cm Velocity or redshift : 7529 km/s z= 0.025114 Uncertainty : No uncertainty given Unc. Significance : no unc. reported Reference Code : 2005ApJS..160..149S Measurement Mode : Spectral range : Radio Spectrograph : Heterodyne receiver(e.g., 21-cm) Features : 1 Emission lines Technique : Mid-point of line profile at 50% lvel Spatial mode : Redshift is systemic Reference Frame : Heliocentric velocity or redshift Qualifiers : From reprocessed raw data NED Comment : Marginal detection; Arecibo data.



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