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Date and Time of the Query: 2019-05-27 T07:36:24 PDT
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Redshift data point(s) for object NGC 1686

7 redshift data point(s) found in NED.


No.Frequency Targeted km/s +/- unc z +/- uncReference Code
0   5703   7   0.019023   0.000023   1998A&AS..130..333T
1 21-cm 5702   5   0.019020   0.000017   2005ApJS..160..149S
2 21-cm 5703   7   0.019023   0.000023   1998A&AS..130..333T
3 Optical 5734   30   0.019127   0.000100   1993AJ....105.1637H
4 Optical 5739   45   0.019143   0.000150   20096dF...C...0000J
5 5703     0.019023     2013AJ....146...86T
6 5703     0.019023     2015MNRAS.447.1531C
7 5703     0.019023     2016AJ....152...50T

Detailed information for each entry

No. 1
Name in publication  : AGC 440399                    
Coordinates          : 045254.3                 -152052          J2000
Features targeted    : 21-cm                         
Velocity or redshift :  5702           km/s                     z=   0.019020
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.  Nancay data.           



No. 2 Name in publication : PGC 016239 Coordinates : 045038. -152546. B1950 Features targeted : 21-cm Velocity or redshift : 5703 km/s z= 0.019023 Uncertainty : +/-7 +/- 0.000023 Unc. Significance : mean error Reference Code : 1998A&AS..130..333T Measurement Mode : Spectral range : Radio Spectrograph : Heterodyne receiver(e.g., 21-cm) Features : 1 Emission lines Technique : Mid-point of line profile at 20% lvel Spatial mode : Redshift is systemic Reference Frame : Heliocentric velocity or redshift Qualifiers : From new, raw data NED Comment :


No. 3 Name in publication : MCG -03-13-019 Coordinates : 045039.0 -152600 B1950 Features targeted : Optical Velocity or redshift : 5734 km/s z= 0.019127 Uncertainty : +/-30 +/- 0.000100 Unc. Significance : estimated error Reference Code : 1993AJ....105.1637H 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. 4 Name in publication : 6dF J0452547-152047 Coordinates : 045254.66 -152047.3 J2000 Features targeted : Optical Velocity or redshift : 5739 km/s z= 0.019143 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. 5 Name in publication : AGC 440399 Coordinates : 045254.7 -152047.1 J2000 Features targeted : Velocity or redshift : 5703 km/s z= 0.019023 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. 6 Name in publication : Coordinates : Features targeted : Velocity or redshift : 5703 km/s z= 0.019023 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. 7 Name in publication : Coordinates : Features targeted : Velocity or redshift : 5703 km/s z= 0.019023 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 :



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