NASA/IPAC EXTRAGALACTIC DATABASE
Date and Time of the Query: 2019-02-20 T05:28:54 PST
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Redshift data point(s) for object NGC 3450

6 redshift data point(s) found in NED.


No.Frequency Targeted km/s +/- unc z +/- uncReference Code
0   4027   4   0.013433   0.000013   1998A&AS..130..333T
1 21-cm 4027   4   0.013433   0.000013   1998A&AS..130..333T
2 4027   4   0.013433   0.000013   2003MNRAS.339..652K
3 Optical 4036   45   0.013463   0.000150   20096dF...C...0000J
4 Optical lines 3920   60   0.013076   0.000200   1991RC3.9.C...0000d
5 Optical 3920   100   0.013076   0.000334   1992CORV..C...0000F
6 4034     0.013456     2015MNRAS.447.1531C

Detailed information for each entry

No. 1
Name in publication  : PGC 032270                    
Coordinates          : 104538.                  -203506.         B1950
Features targeted    : 21-cm                         
Velocity or redshift :  4027           km/s                     z=   0.013433
Uncertainty          : +/-4                                     +/-  0.000013
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. 2 Name in publication : FLASH J104803.82-205057.7 Coordinates : Features targeted : Velocity or redshift : 0.013433 z= 0.013433 Uncertainty : +/-0.000013 +/- 0.000013 Unc. Significance : uncertainty Reference Code : 2003MNRAS.339..652K Measurement Mode : Reference Frame : Heliocentric velocity or redshift Qualifiers : Uncertain origin NED Comment :


No. 3 Name in publication : 6dF J1048035-205057 Coordinates : 104803.62 -205057.1 J2000 Features targeted : Optical Velocity or redshift : 4036 km/s z= 0.013463 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. 4 Name in publication : ESO 569- G 006 Coordinates : 104538.1 -203506 B1950 Features targeted : Optical lines Velocity or redshift : 3920 km/s z= 0.013076 Uncertainty : +/-60 +/- 0.000200 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. 5 Name in publication : NGC 3450 Coordinates : 104538.0 -203506. B1950 Features targeted : Optical Velocity or redshift : 3920 km/s z= 0.013076 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 1989A&AS...78..269F


No. 6 Name in publication : Coordinates : Features targeted : Velocity or redshift : 4034 km/s z= 0.013456 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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