NASA/IPAC EXTRAGALACTIC DATABASE
Date and Time of the Query: 2019-06-24 T19:45:20 PDT
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Redshift data point(s) for object NGC 6581

2 redshift data point(s) found in NED.


No.Frequency Targeted km/s +/- unc z +/- uncReference Code
0   4460   40   0.014877   0.000133   1996AJ....112.1803M
1 Optical 4460   40   0.014877   0.000133   1996AJ....112.1803M
2 Optical 4528   56   0.015104   0.000187   2000UZC...C......0F

Detailed information for each entry

No. 1
Name in publication  : IC 1280                       
Coordinates          : 181012.0                 +253900.         B1950
Features targeted    : Optical                       
Velocity or redshift :  4460           km/s                     z=   0.014877
Uncertainty          : +/-40                                    +/-  0.000133
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 J181218.4+253944 Coordinates : 181218.4 +253944. J2000 Features targeted : Optical Velocity or redshift : 4528 km/s z= 0.015104 Uncertainty : +/-56 +/- 0.000187 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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