Related systems

New Ongoing Finished Rejected

SPEC catalog

Summary

Basic Data

Name: SDSSJ082003.35+173914.2
Coordinates: 08:20:03.36 (h:m:s) +17:39:14.25 (°:':'')
125.0140 (°) +17.6540 (°)
Classification: sdB+MS
Class. type: Spectroscopic
Observing Status: New

Parameters

visibility
Parameter Value.
M_G (mag) 3.165 ± 0.05
parallax (mas) 0.408 ± 0.051

Notes

Tags

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visibility

Observations

Photometric observations: 22, Reduced spectroscopic observations: 2, Spectroscopic raw files: 0, Light curves: 0

Photometric observations

Photometry content_copy

Band Value Error Unit
GALEX.FUV 15.116 0.013 mag
GALEX.NUV 15.185 0.004 mag
SDSS.U 15.512 0.004 mag
APASS.B 15.344 0.029 mag
APASS.G 15.200 0.062 mag
SDSS.G 15.135 0.003 mag
GAIA2.BP 15.170 0.004 mag
APASS.V 15.207 0.108 mag
APASS.R 15.336 0.132 mag
SDSS.R 15.162 0.003 mag
GAIA2.G 15.114 0.001 mag
APASS.I 15.426 0.161 mag
SDSS.I 15.236 0.003 mag
GAIA2.RP 14.918 0.002 mag
SDSS.Z 15.312 0.005 mag
2MASS.J 14.706 0.033 mag
2MASS.H 14.597 0.051 mag
2MASS.K 14.462 0.074 mag
WISE.W1 14.542 0.036 mag
WISE.W2 14.558 0.074 mag
WISE.W3 < 12.248 / mag
WISE.W4 9.005 0.504 mag

Spectroscopic observations

Reduced spectra

HJD Date Instrument Resolution Exp time (s) SNR Range (Å)
2453726.197 2005-12-21 SDSS @ SDSS 2.5-M 1900 4500.0 NA 3800 - 9188
2457377.304 2015-12-20 LRS @ LAMOST 1500 4500.0 NA 3700 - 9099

Parameter AVG Gaia DR2
System
M_G (mag) 3.165 ± 0.05 3.165 ± 0.05
parallax () 0.408 ± 0.051 0.408 ± 0.051
pmdec (mas) -4.1 ± 1.1 -4.1 ± 1.1
pmra (mas) -0.2 ± 1.2 -0.2 ± 1.2
Primary
Secondary
content_copy