NASA/IPAC EXTRAGALACTIC DATABASE
Date and Time of the Query: 2019-06-17 T16:27:59 PDT
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Redshift data point(s) for object NGC 6646

2 redshift data point(s) found in NED.


No.Frequency Targeted km/s +/- unc z +/- uncReference Code
0   5764   34   0.019227   0.000113   1996AJ....112.1803M
1 Optical 5764   34   0.019227   0.000113   1996AJ....112.1803M
2 Optical 5771   47   0.019250   0.000157   2000UZC...C......0F

Detailed information for each entry

No. 1
Name in publication  : NGC 6646                      
Coordinates          : 182800.4                 +394949.         B1950
Features targeted    : Optical                       
Velocity or redshift :  5764           km/s                     z=   0.019227
Uncertainty          : +/-34                                    +/-  0.000113
Unc. Significance    : uncertainty
Reference Code       : 1996AJ....112.1803M

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. 2 Name in publication : UZC J182938.8+395155 Coordinates : 182938.8 +395155. J2000 Features targeted : Optical Velocity or redshift : 5771 km/s z= 0.019250 Uncertainty : +/-47 +/- 0.000157 Unc. Significance : uncertainty Reference Code : 2000UZC...C......0F Measurement Mode : Spectral range : Optical Features : Absorption lines Technique : Cross-correlation fit to template spectrum Spatial mode : Redshift is systemic Reference Frame : Heliocentric velocity or redshift Qualifiers : From reprocessed raw data NED Comment :



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