NASA/IPAC EXTRAGALACTIC DATABASE
Date and Time of the Query: 2018-12-10 T03:36:06 PST
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Redshift data point(s) for object NGC 1803

4 redshift data point(s) found in NED.


No.Frequency Targeted km/s +/- unc z +/- uncReference Code
0   4085   5   0.013626   0.000017   1989ESOLV.C...0000L
1 Optical 4145   13   0.013826   0.000043   1992CORV..C...0000F
2 Optical 4060   28   0.013543   0.000093   1991ApJS...75..935d
3 Optical lines 4127   33   0.013766   0.000110   1991RC3.9.C...0000d
4 Optical 4085     0.013626     1992CORV..C...0000F

Detailed information for each entry

No. 1
Name in publication  : NGC 1803                      
Coordinates          : 050409.0                 -493800.         B1950
Features targeted    : Optical                       
Velocity or redshift :  4145           km/s                     z=   0.013826
Uncertainty          : +/-13                                    +/-  0.000043
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 1986PASP...98.1273P                



No. 2 Name in publication : ESO 203- G 018 Coordinates : 050409. -4938.0 B1950 Features targeted : Optical Velocity or redshift : 4060 km/s z= 0.013543 Uncertainty : +/-28 +/- 0.000093 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. 3 Name in publication : ESO 203- G 018 Coordinates : 050409.0 -493800 B1950 Features targeted : Optical lines Velocity or redshift : 4127 km/s z= 0.013766 Uncertainty : +/-33 +/- 0.000110 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. 4 Name in publication : NGC 1803 Coordinates : 050409.0 -493800. B1950 Features targeted : Optical Velocity or redshift : 4085 km/s z= 0.013626 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 1987ApJS...64..411S



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