Related systems

New Ongoing Finished Rejected

SPEC catalog

Summary

Basic Data

Name: SDSSJ205723.31-062611.9
Coordinates: 20:57:23.32 (h:m:s) -06:26:11.91 (°:':'')
314.3472 (°) -6.4366 (°)
Classification: sdB
Class. type: Spectroscopic
Observing Status: New

Parameters

visibility
Parameter Value.
M_G (mag) 2.724 ± 0.05
parallax () 0.226 ± 0.048

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 16.582 0.005 mag
GAIA3.G 16.517 0.003 mag
GAIA3.RP 16.378 0.006 mag
GALEX.FUV 15.894 0.021 mag
GALEX.NUV 16.293 0.011 mag
SDSS.U 16.721 0.007 mag
SDSS.G 16.534 0.004 mag
GAIA2.BP 16.558 0.004 mag
SDSS.R 16.628 0.005 mag
GAIA2.G 16.545 0.001 mag
SDSS.I 16.694 0.005 mag
GAIA2.RP 16.385 0.004 mag
SDSS.Z 16.755 0.011 mag
2MASS.J 16.127 0.087 mag
2MASS.H 15.834 0.167 mag
2MASS.K 15.601 0.266 mag
WISE.W1 15.725 0.059 mag
WISE.W2 < 15.962 / mag
WISE.W3 < 10.914 / mag
WISE.W4 < 8.203 / mag

Spectroscopic observations

Reduced spectra

HJD Date Instrument Resolution Exp time (s) SNR Range (Å)
2452174.650 2001-09-22 SDSS @ SDSS 2.5-M 1900 4204.0 NA 3821 - 9215
Parameter AVG Gaia DR2 Gaia DR3
System
absolute_g_mag (mag) 3.64 ± 0.22 / 3.64 ± 0.22
M_G (mag) 2.724 ± 0.05 2.724 ± 0.05 /
parallax (mas) 0.226 ± 0.048 0.172 ± 0.078 0.266 ± 0.057
pmdec (mas) -3.77 ± 0.7 -3.4 ± 1.4 -3.785 ± 0.047
pmra (mas) -5.53 ± 0.75 -1.7 ± 1.5 -5.687 ± 0.06
Primary
Secondary
content_copy