Related systems

New Ongoing Finished Rejected

GAIA catalog

SPEC catalog

Summary

Basic Data

Name: J203900.5-044241
Coordinates: 20:39:00.51 (h:m:s) -04:42:40.84 (°:':'')
309.7521 (°) -4.7113 (°)
Classification: He-sdOB
Class. type: Photometric
Observing Status: New

Parameters

visibility
Parameter Value.
M_G (mag) 3.6 ± 0.16
parallax () 0.735 ± 0.032

Notes

Aliases

Tags

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visibility

Observations

Photometric observations: 24, Reduced spectroscopic observations: 0, Spectroscopic raw files: 0, Light curves: 0

Photometric observations

Stilism Reddening Map (Lallement+2018)

Photometry content_copy

Band Value Error Unit
GAIA3.BP 14.244 0.003 mag
GAIA3.G 14.397 0.003 mag
GAIA3.RP 14.672 0.004 mag
GALEX.NUV 14.214 0.002 mag
SDSS.U 13.773 0.004 mag
APASS.B 14.225 0.040 mag
APASS.G 14.257 0.043 mag
SDSS.G 14.591 0.008 mag
GAIA2.BP 14.177 0.006 mag
APASS.V 14.489 0.036 mag
APASS.R 14.715 0.057 mag
SDSS.R 14.615 0.004 mag
GAIA2.G 14.408 0.001 mag
APASS.I 14.970 0.079 mag
SDSS.I 14.961 0.004 mag
GAIA2.RP 14.670 0.002 mag
SDSS.Z 15.248 0.005 mag
2MASS.J 15.079 0.045 mag
2MASS.H 15.072 0.093 mag
2MASS.K 15.253 0.139 mag
WISE.W1 15.490 0.042 mag
WISE.W2 15.720 0.138 mag
WISE.W3 < 12.539 / mag
WISE.W4 < 8.408 / mag
Parameter AVG Gaia DR2 Gaia DR3
System
absolute_g_mag (mag) 3.83 ± 0.051 / 3.83 ± 0.051
M_G (mag) 3.6 ± 0.16 3.6 ± 0.16 /
parallax (mas) 0.735 ± 0.032 0.69 ± 0.051 0.77 ± 0.039
pmdec (mas) 4.63 ± 0.039 4.415 ± 0.069 4.739 ± 0.035
pmra (mas) 2.836 ± 0.05 2.851 ± 0.089 2.829 ± 0.045
Primary
Secondary
content_copy