Related systems

New Ongoing Finished Rejected

SPEC catalog

Summary

Basic Data

Name: SDSSJ164444.94+312345.3
Coordinates: 16:44:44.94 (h:m:s) +31:23:45.30 (°:':'')
251.1873 (°) +31.3959 (°)
Classification: sdB+MS
Class. type: Spectroscopic
Observing Status: New

Parameters

visibility
Parameter Value.
M_G (mag) 3.13 ± 0.05
parallax () 0.286 ± 0.034

Notes

Aliases

Tags

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visibility

Observations

Photometric observations: 24, 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 16.275 0.004 mag
GAIA3.G 16.245 0.003 mag
GAIA3.RP 16.151 0.006 mag
GALEX.FUV 15.415 0.015 mag
GALEX.NUV 15.725 0.008 mag
SDSS.U 16.242 0.006 mag
APASS.B 16.344 0.101 mag
APASS.G 16.283 0.050 mag
SDSS.G 16.216 0.004 mag
GAIA2.BP 16.245 0.005 mag
APASS.V 16.332 0.079 mag
APASS.R 16.613 0.050 mag
SDSS.R 16.418 0.005 mag
GAIA2.G 16.267 0.001 mag
SDSS.I 16.511 0.005 mag
GAIA2.RP 16.140 0.004 mag
SDSS.Z 16.581 0.009 mag
2MASS.J 16.008 0.070 mag
2MASS.H 15.577 0.094 mag
2MASS.K < 15.610 / mag
WISE.W1 15.562 0.045 mag
WISE.W2 15.594 0.125 mag
WISE.W3 < 12.820 / mag
WISE.W4 < 9.222 / mag

Spectroscopic observations

Reduced spectra

HJD Date Instrument Resolution Exp time (s) SNR Range (Å)
2457165.176 2015-05-22 LRS @ LAMOST 1500 5400.0 NA 3700 - 9099
Parameter AVG Gaia DR2 Gaia DR3
System
absolute_g_mag (mag) 3.77 ± 0.12 / 3.77 ± 0.12
M_G (mag) 3.13 ± 0.05 3.13 ± 0.05 /
parallax (mas) 0.286 ± 0.034 0.236 ± 0.055 0.32 ± 0.038
pmdec (mas) -7.37 ± 0.4 -6.2 ± 0.8 -7.434 ± 0.043
pmra (mas) -1.74 ± 0.7 -1.7 ± 1.4 -1.742 ± 0.037
Primary
Secondary
content_copy