Related systems

New Ongoing Finished Rejected

GAIA catalog

SPEC catalog

Summary

Basic Data

Name: GD687
Coordinates: 01:10:18.62 (h:m:s) -34:00:25.71 (°:':'')
17.5776 (°) -34.0071 (°)
Classification: sdB+WD
Class. type: Photometric
Observing Status: New

Parameters

visibility
Parameter Value.
M_G (mag) 4.34 ± 0.11
parallax () 1.17 ± 0.034

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 13.948 0.003 mag
GAIA3.G 14.074 0.003 mag
GAIA3.RP 14.324 0.004 mag
GALEX.FUV 13.318 0.009 mag
GALEX.NUV 13.485 0.006 mag
APASS.B 13.888 0.039 mag
APASS.G 13.889 0.033 mag
GAIA2.BP 13.884 0.005 mag
APASS.V 14.095 0.028 mag
APASS.R 14.309 0.020 mag
GAIA2.G 14.090 0.000 mag
APASS.I 14.594 0.061 mag
GAIA2.RP 14.324 0.001 mag
2MASS.J 14.618 0.033 mag
2MASS.H 14.874 0.077 mag
2MASS.K 14.719 0.115 mag
WISE.W1 14.923 0.032 mag
WISE.W2 15.077 0.073 mag
WISE.W3 < 12.488 / mag
WISE.W4 < 8.914 / 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) 4.479 ± 0.033 / 4.479 ± 0.033
M_G (mag) 4.34 ± 0.11 4.34 ± 0.11 /
parallax (mas) 1.17 ± 0.034 1.121 ± 0.055 1.205 ± 0.04
pmdec (mas) -14.217 ± 0.036 -14.15 ± 0.068 -14.243 ± 0.026
pmra (mas) -2.574 ± 0.034 -2.547 ± 0.062 -2.586 ± 0.027
Primary
Secondary
content_copy