Related systems

New Ongoing Finished Rejected

GAIA catalog

SPEC catalog

Summary

Basic Data

Name: GD656
Coordinates: 00:51:03.92 (h:m:s) -19:59:59.32 (°:':'')
12.7663 (°) -19.9998 (°)
Classification: sdB+WD
Class. type: Photometric
Observing Status: New

Parameters

visibility
Parameter Value.
M_G (mag) 4.29 ± 0.18
parallax () 0.841 ± 0.04

Notes

Aliases

Tags

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visibility

Observations

Photometric observations: 20, Reduced spectroscopic observations: 0, Spectroscopic raw files: 0, Light curves: 1

Photometric observations

Stilism Reddening Map (Lallement+2018)

Photometry content_copy

Band Value Error Unit
GAIA3.BP 14.621 0.003 mag
GAIA3.G 14.764 0.003 mag
GAIA3.RP 15.043 0.004 mag
GALEX.FUV 13.521 0.006 mag
GALEX.NUV 13.832 0.005 mag
APASS.B 14.596 0.040 mag
APASS.G 14.600 0.034 mag
GAIA2.BP 14.575 0.006 mag
APASS.V 14.807 0.035 mag
APASS.R 15.040 0.036 mag
GAIA2.G 14.779 0.001 mag
APASS.I 15.288 0.243 mag
GAIA2.RP 15.043 0.002 mag
2MASS.J 15.375 0.051 mag
2MASS.H 15.496 0.103 mag
2MASS.K 15.455 0.170 mag
WISE.W1 15.788 0.050 mag
WISE.W2 15.746 0.138 mag
WISE.W3 < 12.658 / mag
WISE.W4 < 9.135 / mag

Light curves

Light curves

HJD Date Passband Exptime (s) Duration (h)
2458395.709 2018-10-04 TESS.RED 120.0 656.4
Parameter AVG Gaia DR2 Gaia DR3
System
absolute_g_mag (mag) 4.462 ± 0.051 / 4.462 ± 0.051
M_G (mag) 4.29 ± 0.18 4.29 ± 0.18 /
parallax (mas) 0.841 ± 0.04 0.797 ± 0.067 0.87 ± 0.045
pmdec (mas) -27.245 ± 0.054 -27.214 ± 0.092 -27.263 ± 0.055
pmra (mas) 1.685 ± 0.064 1.73 ± 0.12 1.666 ± 0.052
Primary
Secondary
content_copy