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Date and Time of the Query: 2019-04-26 T08:46:09 PDT
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Redshift data point(s) for object NGC 2815

13 redshift data point(s) found in NED.


No.Frequency Targeted km/s +/- unc z +/- uncReference Code
0   2540   8   0.008473   0.000027   1991RC3.9.C...0000d
1 21-cm 2545   5   0.008489   0.000017   2005ApJS..160..149S
2 21-cm HI line 2540   8   0.008473   0.000027   1991RC3.9.C...0000d
3 21-cm 2542   9   0.008478   0.000029   2006HIPAS.C...0000:
4 H-alpha 2545   10   0.008489   0.000033   1996ApJS..107...97M
5 21-cm 2547   10   0.008496   0.000033   1996ApJS..107...97M
6 Optical 2559   31   0.008536   0.000103   20096dF...C...0000J
7 Optical 2560   46   0.008539   0.000153   1992CORV..C...0000F
8 Optical lines 2560   66   0.008539   0.000220   1991RC3.9.C...0000d
9 2538     0.008466     2008ApJ...676..184T
10 2543     0.008483     2015MNRAS.447.1531C
11 2543     0.008483     2016AJ....152...50T
12 2543     0.008483     2013AJ....146...86T
13 2543     0.008483     2014MNRAS.444..527S

Detailed information for each entry

No. 1
Name in publication  : AGC 026375                    
Coordinates          : 091619.5                 -233759          J2000
Features targeted    : 21-cm                         
Velocity or redshift :  2545           km/s                     z=   0.008489
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 42-m data.  



No. 2 Name in publication : ESO 497- G 032 Coordinates : 091405.0 -232530 B1950 Features targeted : 21-cm HI line Velocity or redshift : 2540 km/s z= 0.008473 Uncertainty : +/-8 +/- 0.000027 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 : HIPASS J0916-23a Coordinates : 091625.4 -233748 J2000 Features targeted : 21-cm Velocity or redshift : 2541.6 km/s z= 0.008478 Uncertainty : +/-8.7 +/- 0.000029 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. 4 Name in publication : ESO 497- G 032 Coordinates : 091405 -232530 B1950 Features targeted : H-alpha Velocity or redshift : 2545 km/s z= 0.008489 Uncertainty : +/-10 +/- 0.000033 Unc. Significance : internal error Reference Code : 1996ApJS..107...97M Measurement Mode : Spectral range : Optical Spectrograph : Long-slit spectrum Features : 1 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; Corrected for contaminating sources NED Comment :


No. 5 Name in publication : ESO 497- G 032 Coordinates : 091405 -232530 B1950 Features targeted : 21-cm Velocity or redshift : 2547 km/s z= 0.008496 Uncertainty : +/-10 +/- 0.000033 Unc. Significance : internal error Reference Code : 1996ApJS..107...97M 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; Corrected for contaminating sources NED Comment :


No. 6 Name in publication : 6dF J0916197-233800 Coordinates : 091619.75 -233759.7 J2000 Features targeted : Optical Velocity or redshift : 2559 km/s z= 0.008536 Uncertainty : +/-31 +/- 0.000103 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. 7 Name in publication : NGC 2815 Coordinates : 091405.0 -232530. B1950 Features targeted : Optical Velocity or redshift : 2560 km/s z= 0.008539 Uncertainty : +/-46 +/- 0.000153 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 1978AJ.....83..904S


No. 8 Name in publication : ESO 497- G 032 Coordinates : 091405.0 -232530 B1950 Features targeted : Optical lines Velocity or redshift : 2560 km/s z= 0.008539 Uncertainty : +/-66 +/- 0.000220 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. 9 Name in publication : PGC 026157 Coordinates : Features targeted : Velocity or redshift : 0.008466 z= 0.008466 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. 10 Name in publication : Coordinates : Features targeted : Velocity or redshift : 2543 km/s z= 0.008483 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. 11 Name in publication : Coordinates : Features targeted : Velocity or redshift : 2543 km/s z= 0.008483 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 :


No. 12 Name in publication : AGC 026375 Coordinates : 091619.7 -233800.0 J2000 Features targeted : Velocity or redshift : 2543 km/s z= 0.008483 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. 13 Name in publication : Coordinates : Features targeted : Velocity or redshift : 0.008483 z= 0.008483 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 :



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