NASA/IPAC EXTRAGALACTIC DATABASE
Date and Time of the Query: 2019-06-24 T08:26:38 PDT
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Redshift data point(s) for object NGC 3523

4 redshift data point(s) found in NED.


No.Frequency Targeted km/s +/- unc z +/- uncReference Code
0   7166   28   0.023902   0.000093   1981Afz....17....5K
1 21-cm 7122   13   0.023756   0.000042   2005ApJS..160..149S
2 Optical 7136   40   0.023803   0.000133   2000UZC...C......0F
3 Optical lines 7100     0.023683     1991RC3.9.C...0000d
4 7121     0.023753     2015MNRAS.447.1531C

Detailed information for each entry

No. 1
Name in publication  : UGC 06105                     
Coordinates          : 110306.6                 +750655          J2000
Features targeted    : 21-cm                         
Velocity or redshift :  7122           km/s                     z=   0.023756
Uncertainty          : +/-12                                    +/-  0.000042
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.  Green Bank 91-m data.  



No. 2 Name in publication : UZC J110306.3+750656 Coordinates : 110306.3 +750656. J2000 Features targeted : Optical Velocity or redshift : 7136 km/s z= 0.023803 Uncertainty : +/-40 +/- 0.000133 Unc. Significance : uncertainty Reference Code : 2000UZC...C......0F 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 : UGC 06105 Coordinates : 105929.4 +752313 B1950 Features targeted : Optical lines Velocity or redshift : 7100 km/s z= 0.023683 Uncertainty : No uncertainty given Unc. Significance : no unc. reported 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 : Coordinates : Features targeted : Velocity or redshift : 7121 km/s z= 0.023753 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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