NASA/IPAC EXTRAGALACTIC DATABASE
Date and Time of the Query: 2019-04-25 T01:44:55 PDT
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Redshift data point(s) for object NGC 2556

9 redshift data point(s) found in NED.


No.Frequency Targeted km/s +/- unc z +/- uncReference Code
0   4635   22   0.015461   0.000073   1991RC3.9.C...0000d
1 4600   2   0.015345   0.000006   2016SDSSD.C...0000:
2 Optical lines 4635   22   0.015461   0.000073   1991RC3.9.C...0000d
3 Optical 4616   48   0.015397   0.000160   2000UZC...C......0F
4 Optical features 4604   52   0.015356   0.000175   2006SDSS5.C...0000:
5 Optical 4594   80   0.015324   0.000267   1998ApJ...496...39Z
6 Optical features > 30000     0.241932   0.000546   2006SDSS5.C...0000:
7 4635     0.015460     2015A&A...578A..61D
8 Optical 4635     0.015461     1992CORV..C...0000F
9 4667     0.015567     2012ApJ...756..117F

Detailed information for each entry

No. 1
Name in publication  :                               
Coordinates          :                                                
Features targeted    :                               
Velocity or redshift :  0.0153455                               z=   0.015345
Uncertainty          : +/-6.490697E-6                           +/-  0.000006
Unc. Significance    : uncertainty
Reference Code       : 2016SDSSD.C...0000:

Measurement Mode     :

Reference Frame      : Heliocentric velocity or redshift
Qualifiers           : Uncertain origin

NED Comment          :                                         



No. 2 Name in publication : CGCG 119-045 Coordinates : 0816.2 +2105 B1950 Features targeted : Optical lines Velocity or redshift : 4635 km/s z= 0.015461 Uncertainty : +/-22 +/- 0.000073 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. 3 Name in publication : UZC J081900.9+205613 Coordinates : 081900.9 +205613. J2000 Features targeted : Optical Velocity or redshift : 4616 km/s z= 0.015397 Uncertainty : +/-48 +/- 0.000160 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 :


No. 4 Name in publication : SDSS J081900.85+205613.1 Coordinates : 124.753548 20.936975 J2000 Features targeted : Optical features Velocity or redshift : 0.015356 z= 0.015356 Uncertainty : +/-0.000175 +/- 0.000175 Unc. Significance : uncertainty Reference Code : 2006SDSS5.C...0000: Measurement Mode : Spectral range : Optical Spectrograph : Fiber-optic feed Features : Absorption lines Technique : Cross-correlation fit to template spectrum Spatial mode : Redshift is for nucleus only Reference Frame : Heliocentric velocity or redshift Qualifiers : From new, raw data NED Comment :


No. 5 Name in publication : NGC 2556 Coordinates : 081900.8 +205614. J2000 Features targeted : Optical Velocity or redshift : 4594 km/s z= 0.015324 Uncertainty : +/-80 +/- 0.000267 Unc. Significance : rms uncertainty Reference Code : 1998ApJ...496...39Z Measurement Mode : Spectral range : Optical Spectrograph : Fiber-optic feed Features : Absorption lines Technique : Cross-correlation fit to template spectrum Spatial mode : Redshift is for nucleus only Reference Frame : Heliocentric velocity or redshift Qualifiers : From new, raw data; OBJ_NAME modified from published data NED Comment :


No. 6 Name in publication : SDSS J081900.85+205613.1 Coordinates : 124.753548 20.936975 J2000 Features targeted : Optical features Velocity or redshift : 0.241932 z= 0.241932 Uncertainty : +/-0.000546 +/- 0.000546 Unc. Significance : uncertainty Reference Code : 2006SDSS5.C...0000: Measurement Mode : Spectral range : Optical Spectrograph : Fiber-optic feed Features : Emission lines Technique : Individual line fitting Spatial mode : Redshift is for nucleus only Reference Frame : Heliocentric velocity or redshift Qualifiers : From new, raw data NED Comment :


No. 7 Name in publication : Coordinates : Features targeted : Velocity or redshift : 0.01546 z= 0.015460 Uncertainty : No uncertainty given Unc. Significance : no unc. reported Reference Code : 2015A&A...578A..61D Measurement Mode : Reference Frame : Heliocentric velocity or redshift Qualifiers : Uncertain origin NED Comment :


No. 8 Name in publication : NGC 2556 Coordinates : 081612.0 +210500. B1950 Features targeted : Optical Velocity or redshift : 4635 km/s z= 0.015461 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 1983ApJ...268...47B


No. 9 Name in publication : NGC 2556 Coordinates : 081900.8 +205614. J2000 Features targeted : Velocity or redshift : 4667 km/s z= 0.015567 Uncertainty : No uncertainty given Unc. Significance : no unc. reported Reference Code : 2012ApJ...756..117F Measurement Mode : Reference Frame : Heliocentric velocity or redshift Qualifiers : Uncertain origin NED Comment :



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