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Date and Time of the Query: 2019-01-23 T09:44:48 PST
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Redshift data point(s) for object NGC 0257

12 redshift data point(s) found in NED.


No.Frequency Targeted km/s +/- unc z +/- uncReference Code
0   5274   2   0.017592   0.000007   2004AJ....128.2080O
1 5279   1   0.017609   0.000003   1993ApJS...88..383L
2 21-cm 5277   1   0.017602   0.000005   2005ApJS..160..149S
3 Optical 5278   5   0.017606   0.000017   1999ApJS..121..287H
4 21-cm HI line 5268   7   0.017572   0.000023   1991RC3.9.C...0000d
5 Optical lines 5248   39   0.017505   0.000130   1991RC3.9.C...0000d
6 Optical 5302   40   0.017686   0.000133   1992CORV..C...0000F
7 Optical 5213   46   0.017389   0.000153   2000UZC...C......0F
8 Optical 5210     0.017379     1992CORV..C...0000F
9 5277     0.017602     2013ApJ...771...88L
10 5283     0.017622     2013AJ....146...86T
11 5283     0.017622     2015MNRAS.447.1531C
12 5283     0.017622     2016AJ....152...50T

Detailed information for each entry

No. 1
Name in publication  : CGCG 0045.5+0803              
Coordinates          :                                                
Features targeted    :                               
Velocity or redshift :  0.017609                                z=   0.017609
Uncertainty          : +/-0.000003                              +/-  0.000003
Unc. Significance    : uncertainty
Reference Code       : 1993ApJS...88..383L

Measurement Mode     :

Reference Frame      : Heliocentric velocity or redshift
Qualifiers           : Uncertain origin

NED Comment          :                                         



No. 2 Name in publication : UGC 00493 Coordinates : 004801.5 +081748 J2000 Features targeted : 21-cm Velocity or redshift : 5277 km/s z= 0.017602 Uncertainty : +/-1 +/- 0.000005 Unc. Significance : estimated error 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 : 'Quality' Good. Arecibo data.


No. 3 Name in publication : NGC 0257 Coordinates : 004525.9 080127. B1950 Features targeted : Optical Velocity or redshift : 5278 km/s z= 0.017606 Uncertainty : +/-5 +/- 0.000017 Unc. Significance : uncertainty Reference Code : 1999ApJS..121..287H Measurement Mode : Spectral range : Optical Technique : Cross-correlation fit to template spectrum Spatial mode : Redshift is systemic Reference Frame : Heliocentric velocity or redshift Qualifiers : Homogenized from new and previously published data NED Comment :


No. 4 Name in publication : UGC 00493 Coordinates : 004525.9 +080127 B1950 Features targeted : 21-cm HI line Velocity or redshift : 5268 km/s z= 0.017572 Uncertainty : +/-7 +/- 0.000023 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. 5 Name in publication : UGC 00493 Coordinates : 004525.9 +080127 B1950 Features targeted : Optical lines Velocity or redshift : 5248 km/s z= 0.017505 Uncertainty : +/-39 +/- 0.000130 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. 6 Name in publication : NGC 0257 Coordinates : 004525.9 +080127. B1950 Features targeted : Optical Velocity or redshift : 5302 km/s z= 0.017686 Uncertainty : +/-40 +/- 0.000133 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...197..265S


No. 7 Name in publication : UZC J004801.6+081748 Coordinates : 004801.6 +081748. J2000 Features targeted : Optical Velocity or redshift : 5213 km/s z= 0.017389 Uncertainty : +/-46 +/- 0.000153 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. 8 Name in publication : NGC 0257 Coordinates : 004525.9 +080127. B1950 Features targeted : Optical Velocity or redshift : 5210 km/s z= 0.017379 Uncertainty : No uncertainty given Unc. Significance : no unc. reported Reference Code : 1992CORV..C...0000F Measurement Mode : Spectral range : Optical Reference Frame : Heliocentric velocity or redshift Qualifiers : From reprocessed raw data NED Comment : From 1983ApJS...52...89H


No. 9 Name in publication : NGC 0257 Coordinates : 004801.5098 +081749.513 J2000 Features targeted : Velocity or redshift : 5277 km/s z= 0.017602 Uncertainty : No uncertainty given Unc. Significance : no unc. reported Reference Code : 2013ApJ...771...88L Measurement Mode : Reference Frame : Heliocentric velocity or redshift Qualifiers : Uncertain origin NED Comment :


No. 10 Name in publication : NGC 0257 Coordinates : 004801.5 +081749.4 J2000 Features targeted : Velocity or redshift : 5283 km/s z= 0.017622 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. 11 Name in publication : Coordinates : Features targeted : Velocity or redshift : 5283 km/s z= 0.017622 Uncertainty : No uncertainty given Unc. Significance : no unc. reported Reference Code : 2015MNRAS.447.1531C Measurement Mode : Reference Frame : Heliocentric velocity or redshift Qualifiers : Uncertain origin NED Comment :


No. 12 Name in publication : Coordinates : Features targeted : Velocity or redshift : 5283 km/s z= 0.017622 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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