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Date and Time of the Query: 2019-04-19 T00:36:39 PDT
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Redshift data point(s) for object NGC 7645

9 redshift data point(s) found in NED.


No.Frequency Targeted km/s +/- unc z +/- uncReference Code
0   6926   6   0.023103   0.000020   1998A&AS..130..333T
1 21-cm 6921   3   0.023086   0.000009   2005ApJS..160..149S
2 21-cm 6926   6   0.023103   0.000020   1998A&AS..130..333T
3 21-cm 6913   10   0.023058   0.000032   2006HIPAS.C...0000:
4 Optical 6869   34   0.022913   0.000113   1991ApJS...75..935d
5 Optical 6877   45   0.022939   0.000150   20096dF...C...0000J
6 Optical lines 6869   52   0.022913   0.000173   1991RC3.9.C...0000d
7 Optical 6989   150   0.023313   0.000500   1998MNRAS.300..417R
8 Optical 6869     0.022913     1992CORV..C...0000F
9 6924     0.023096     2015MNRAS.447.1531C

Detailed information for each entry

No. 1
Name in publication  : AGC 036046                    
Coordinates          : 232346.8                 -292313          J2000
Features targeted    : 21-cm                         
Velocity or redshift :  6921           km/s                     z=   0.023086
Uncertainty          : +/-2                                     +/-  0.000009
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.  Nancay data.           



No. 2 Name in publication : PGC 071314 Coordinates : 232107. -293942. B1950 Features targeted : 21-cm Velocity or redshift : 6926 km/s z= 0.023103 Uncertainty : +/-6 +/- 0.000020 Unc. Significance : mean error Reference Code : 1998A&AS..130..333T Measurement Mode : Spectral range : Radio Spectrograph : Heterodyne receiver(e.g., 21-cm) Features : 1 Emission lines Technique : Mid-point of line profile at 20% lvel Spatial mode : Redshift is systemic Reference Frame : Heliocentric velocity or redshift Qualifiers : From new, raw data NED Comment :


No. 3 Name in publication : HIPASS J2323-29 Coordinates : 232353.7 -292045 J2000 Features targeted : 21-cm Velocity or redshift : 6912.7 km/s z= 0.023058 Uncertainty : +/-9.5 +/- 0.000032 Unc. Significance : estimated error Reference Code : 2006HIPAS.C...0000: 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 new, raw data NED Comment :


No. 4 Name in publication : ESO 470- G 003 Coordinates : 232107. -2939.7 B1950 Features targeted : Optical Velocity or redshift : 6869 km/s z= 0.022913 Uncertainty : +/-34 +/- 0.000113 Unc. Significance : estimated error Reference Code : 1991ApJS...75..935d 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 : 6dF J2323472-292317 Coordinates : 232347.30 -292316.9 J2000 Features targeted : Optical Velocity or redshift : 6877 km/s z= 0.022939 Uncertainty : +/-45 +/- 0.000150 Unc. Significance : uncertainty Reference Code : 20096dF...C...0000J Measurement Mode : Spectral range : Optical Spectrograph : Fiber-optic feed 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 : ESO 470- G 003 Coordinates : 232107.0 -293942 B1950 Features targeted : Optical lines Velocity or redshift : 6869 km/s z= 0.022913 Uncertainty : +/-52 +/- 0.000173 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. 7 Name in publication : DUKST 470-001 Coordinates : 23 21 07.2 -29 39 43.9 B1950 Features targeted : Optical Velocity or redshift : 6989 km/s z= 0.023313 Uncertainty : +/-150 +/- 0.000500 Unc. Significance : 1 sigma Reference Code : 1998MNRAS.300..417R Measurement Mode : Spectral range : Optical Spectrograph : Fiber-optic feed 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. 8 Name in publication : NGC 7645 Coordinates : 232107.0 -293942. B1950 Features targeted : Optical Velocity or redshift : 6869 km/s z= 0.022913 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 1989AJ.....97.1576M


No. 9 Name in publication : Coordinates : Features targeted : Velocity or redshift : 6924 km/s z= 0.023096 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 :



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