NASA/IPAC EXTRAGALACTIC DATABASE
Date and Time of the Query: 2022-01-18 T23:43:06 PST
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Redshift data point(s) for object NGC 1558

10 redshift data point(s) found in NED.


No.Frequency Targeted km/s +/- unc z +/- uncReference Code
0   4528   9   0.015103   0.000030   2006HIPAS.C...0000:
1 21-cm 4528   9   0.015103   0.000030   2006HIPAS.C...0000:
2 21-cm 4534   10   0.015124   0.000033   1996ApJS..107...97M
3 H-alpha 4541   10   0.015147   0.000033   1996ApJS..107...97M
4 Optical 4541   31   0.015147   0.000103   1991ApJS...75..935d
5 Optical lines 4541   34   0.015147   0.000113   1991RC3.9.C...0000d
6 4198     0.014002     2014ApJS..210....9B
7 4527     0.015100     2014ApJS..210....9B
8 Optical 4541     0.015147     1992CORV..C...0000F
9 4542     0.015150     2013AJ....146...86T
10 4542     0.015150     2016AJ....152...50T

Detailed information for each entry

No. 1
Name in publication  : HIPASS J0420-45               
Coordinates          : 042013.0                 -450303          J2000
Features targeted    : 21-cm                         
Velocity or redshift :  4527.9         km/s                     z=   0.015103
Uncertainty          : +/-9.0                                   +/-  0.000030
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. 2 Name in publication : ESO 250- G 017 Coordinates : 041843 -450900 B1950 Features targeted : 21-cm Velocity or redshift : 4534 km/s z= 0.015124 Uncertainty : +/-10 +/- 0.000033 Unc. Significance : internal error Reference Code : 1996ApJS..107...97M 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; Corrected for contaminating sources NED Comment :


No. 3 Name in publication : ESO 250- G 017 Coordinates : 041843 -450900 B1950 Features targeted : H-alpha Velocity or redshift : 4541 km/s z= 0.015147 Uncertainty : +/-10 +/- 0.000033 Unc. Significance : internal error Reference Code : 1996ApJS..107...97M Measurement Mode : Spectral range : Optical Spectrograph : Long-slit spectrum Features : 1 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; Corrected for contaminating sources NED Comment :


No. 4 Name in publication : ESO 250- G 017 Coordinates : 041843. -4509.0 B1950 Features targeted : Optical Velocity or redshift : 4541 km/s z= 0.015147 Uncertainty : +/-31 +/- 0.000103 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 : ESO 250- G 017 Coordinates : 041843.0 -450900 B1950 Features targeted : Optical lines Velocity or redshift : 4541 km/s z= 0.015147 Uncertainty : +/-34 +/- 0.000113 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 : Coordinates : Features targeted : Velocity or redshift : 0.014002 z= 0.014002 Uncertainty : No uncertainty given Unc. Significance : no unc. reported Reference Code : 2014ApJS..210....9B Measurement Mode : Reference Frame : Heliocentric velocity or redshift Qualifiers : Uncertain origin NED Comment :


No. 7 Name in publication : Coordinates : Features targeted : Velocity or redshift : 0.015100 z= 0.015100 Uncertainty : No uncertainty given Unc. Significance : no unc. reported Reference Code : 2014ApJS..210....9B Measurement Mode : Reference Frame : Heliocentric velocity or redshift Qualifiers : Uncertain origin NED Comment :


No. 8 Name in publication : NGC 1558 Coordinates : 041843.0 -450900. B1950 Features targeted : Optical Velocity or redshift : 4541 km/s z= 0.015147 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 1984AJ.....89.1310d


No. 9 Name in publication : NGC 1558 Coordinates : 042016.2 -450153.3 J2000 Features targeted : Velocity or redshift : 4542 km/s z= 0.015150 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. 10 Name in publication : Coordinates : Features targeted : Velocity or redshift : 4542 km/s z= 0.015150 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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