Related systems

New Ongoing Finished Rejected

GAIA catalog

SPEC catalog

Summary

Basic Data

Name: GALEXJ172748.4+164456
Coordinates: 17:27:48.38 (h:m:s) +16:44:57.32 (°:':'')
261.9516 (°) +16.7493 (°)
Classification: sdB
Class. type: Photometric
Observing Status: New

Parameters

visibility
Parameter Value.
M_G (mag) 3.988 ± 0.096
parallax () 1.194 ± 0.04

Notes

Aliases

Tags

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visibility

Observations

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

Photometric observations

Stilism Reddening Map (Lallement+2018)

Photometry content_copy

Band Value Error Unit
GAIA3.BP 13.444 0.003 mag
GAIA3.G 13.475 0.003 mag
GAIA3.RP 13.498 0.004 mag
GALEX.FUV 13.026 0.007 mag
GALEX.NUV 13.275 0.005 mag
APASS.B 13.485 0.035 mag
APASS.G 13.426 0.032 mag
GAIA2.BP 13.413 0.007 mag
APASS.V 13.542 0.033 mag
APASS.R 13.671 0.046 mag
GAIA2.G 13.494 0.001 mag
APASS.I 13.856 0.041 mag
GAIA2.RP 13.499 0.003 mag
2MASS.J 13.326 0.024 mag
2MASS.H 13.061 0.026 mag
2MASS.K 12.991 0.034 mag
WISE.W1 12.984 0.024 mag
WISE.W2 13.031 0.026 mag
WISE.W3 < 12.168 / mag
WISE.W4 < 8.768 / mag

Spectroscopic observations

Reduced spectra

HJD Date Instrument Resolution Exp time (s) SNR Range (Å)
2457134.353 2015-04-21 LRS @ LAMOST 1500 1200.0 NA 3700 - 9099
Parameter AVG Gaia DR2 Gaia DR3
System
absolute_g_mag (mag) 3.738 ± 0.051 / 3.738 ± 0.051
M_G (mag) 3.988 ± 0.096 3.988 ± 0.096 /
parallax (mas) 1.194 ± 0.04 1.256 ± 0.055 1.129 ± 0.058
pmdec (mas) -37.334 ± 0.051 -37.152 ± 0.087 -37.447 ± 0.054
pmra (mas) -0.214 ± 0.046 0.106 ± 0.076 -0.438 ± 0.053
Primary
Secondary
content_copy