NASA/IPAC EXTRAGALACTIC DATABASE
Date and Time of the Query: 2019-04-21 T01:53:15 PDT
Help | Comment | NED Home

Redshift data point(s) for object NGC 1784

14 redshift data point(s) found in NED.


No.Frequency Targeted km/s +/- unc z +/- uncReference Code
0   2319   3   0.007735   0.000010   2004AJ....128...16K
1 2319   3   0.007735   0.000010   2004AJ....128...16K
2 21-cm HI line 2316   4   0.007725   0.000013   1991RC3.9.C...0000d
3 21-cm 2312   5   0.007712   0.000017   2005ApJS..160..149S
4 21-cm 2320   5   0.007738   0.000017   2006HIPAS.C...0000:
5 Optical 2314   25   0.007719   0.000083   1992CORV..C...0000F
6 Optical lines 2255   30   0.007522   0.000100   1991RC3.9.C...0000d
7 Optical 2299   45   0.007669   0.000150   20096dF...C...0000J
8 Optical 2150   52   0.007172   0.000173   1992CORV..C...0000F
9 2312     0.007712     2013ApJ...771...88L
10 2316     0.007725     2008ApJ...676..184T
11 2316     0.007725     2013AJ....146...86T
12 2316     0.007725     2014MNRAS.444..527S
13 2316     0.007725     2015MNRAS.447.1531C
14 2316     0.007725     2016AJ....152...50T

Detailed information for each entry

No. 1
Name in publication  : NGC 1784                      
Coordinates          :                                                
Features targeted    :                               
Velocity or redshift :  0.007735                                z=   0.007735
Uncertainty          : +/-0.000010                              +/-  0.000010
Unc. Significance    : uncertainty
Reference Code       : 2004AJ....128...16K

Measurement Mode     :

Reference Frame      : Heliocentric velocity or redshift
Qualifiers           : Uncertain origin

NED Comment          :                                         



No. 2 Name in publication : MCG -02-13-042 Coordinates : 050307.1 -115619 B1950 Features targeted : 21-cm HI line Velocity or redshift : 2316 km/s z= 0.007725 Uncertainty : +/-4 +/- 0.000013 Unc. Significance : rms uncertainty Reference Code : 1991RC3.9.C...0000d Measurement Mode : Spectral range : Radio Reference Frame : Heliocentric velocity or redshift Qualifiers : Homogenized from new and previously published data NED Comment :


No. 3 Name in publication : AGC 450011 Coordinates : 050526.6 -115221 J2000 Features targeted : 21-cm Velocity or redshift : 2312 km/s z= 0.007712 Uncertainty : +/-4 +/- 0.000017 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. 4 Name in publication : HIPASS J0505-11 Coordinates : 050526.8 -115149 J2000 Features targeted : 21-cm Velocity or redshift : 2319.8 km/s z= 0.007738 Uncertainty : +/-5.2 +/- 0.000017 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. 5 Name in publication : NGC 1784 Coordinates : 050307.0 -115619. B1950 Features targeted : Optical Velocity or redshift : 2314 km/s z= 0.007719 Uncertainty : +/-25 +/- 0.000083 Unc. Significance : uncertainty Reference Code : 1992CORV..C...0000F Measurement Mode : Spectral range : Optical Reference Frame : Heliocentric velocity or redshift Qualifiers : From reprocessed raw data NED Comment : From 1971AJ.....76...22F


No. 6 Name in publication : MCG -02-13-042 Coordinates : 050307.1 -115619 B1950 Features targeted : Optical lines Velocity or redshift : 2255 km/s z= 0.007522 Uncertainty : +/-30 +/- 0.000100 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. 7 Name in publication : 6dF J0505271-115217 Coordinates : 050527.12 -115217.0 J2000 Features targeted : Optical Velocity or redshift : 2299 km/s z= 0.007669 Uncertainty : +/-45 +/- 0.000150 Unc. Significance : uncertainty Reference Code : 20096dF...C...0000J Measurement Mode : Spectral range : Optical Spectrograph : Fiber-optic feed 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. 8 Name in publication : NGC 1784 Coordinates : 050307.0 -115619. B1950 Features targeted : Optical Velocity or redshift : 2150 km/s z= 0.007172 Uncertainty : +/-52 +/- 0.000173 Unc. Significance : uncertainty Reference Code : 1992CORV..C...0000F Measurement Mode : Spectral range : Optical Reference Frame : Heliocentric velocity or redshift Qualifiers : From reprocessed raw data NED Comment : From 1967AJ.....72..730d


No. 9 Name in publication : NGC 1784 Coordinates : 050527.1198 -115216.953 J2000 Features targeted : Velocity or redshift : 2312 km/s z= 0.007712 Uncertainty : No uncertainty given Unc. Significance : no unc. reported Reference Code : 2013ApJ...771...88L Measurement Mode : Reference Frame : Heliocentric velocity or redshift Qualifiers : Uncertain origin NED Comment :


No. 10 Name in publication : PGC 016716 Coordinates : Features targeted : Velocity or redshift : 0.007725 z= 0.007725 Uncertainty : No uncertainty given Unc. Significance : no unc. reported Reference Code : 2008ApJ...676..184T Measurement Mode : Reference Frame : Heliocentric velocity or redshift Qualifiers : Uncertain origin NED Comment :


No. 11 Name in publication : AGC 450011 Coordinates : 050527.1 -115216.9 J2000 Features targeted : Velocity or redshift : 2316 km/s z= 0.007725 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. 12 Name in publication : Coordinates : Features targeted : Velocity or redshift : 0.007725 z= 0.007725 Uncertainty : No uncertainty given Unc. Significance : no unc. reported Reference Code : 2014MNRAS.444..527S Measurement Mode : Reference Frame : Heliocentric velocity or redshift Qualifiers : Uncertain origin NED Comment :


No. 13 Name in publication : Coordinates : Features targeted : Velocity or redshift : 2316 km/s z= 0.007725 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 :


No. 14 Name in publication : Coordinates : Features targeted : Velocity or redshift : 2316 km/s z= 0.007725 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 :



Back to NED Home