Related systems

New Ongoing Finished Rejected

GAIA catalog

SPEC catalog

Summary

Basic Data

Name: PG2228+120
Coordinates: 22:31:03.65 (h:m:s) +12:17:09.25 (°:':'')
337.7652 (°) +12.2859 (°)
Classification: sdB
Class. type: Photometric
Observing Status: New

Parameters

visibility
Parameter Value.
M_G (mag) 3.95 ± 0.49
parallax () 0.437 ± 0.06

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 15.547 0.004 mag
GAIA3.G 15.680 0.003 mag
GAIA3.RP 15.924 0.006 mag
GALEX.FUV 14.363 0.008 mag
GALEX.NUV 14.827 0.005 mag
SDSS.U 15.140 0.004 mag
APASS.B 15.556 0.089 mag
APASS.G 15.539 0.041 mag
SDSS.G 15.421 0.004 mag
GAIA2.BP 15.482 0.010 mag
APASS.V 15.724 0.052 mag
APASS.R 15.922 0.023 mag
SDSS.R 15.901 0.004 mag
GAIA2.G 15.695 0.001 mag
SDSS.I 16.227 0.005 mag
GAIA2.RP 15.916 0.005 mag
SDSS.Z 16.520 0.008 mag
2MASS.J 16.256 0.089 mag
2MASS.H 16.292 0.205 mag
2MASS.K < 15.788 / mag
WISE.W1 16.623 0.081 mag
WISE.W2 < 16.572 / mag
WISE.W3 < 12.331 / mag
WISE.W4 < 8.845 / mag

Spectroscopic observations

Reduced spectra

HJD Date Instrument Resolution Exp time (s) SNR Range (Å)
2456550.167 2013-09-14 LRS @ LAMOST 1500 4200.0 NA 3700 - 9089
Parameter AVG Gaia DR2 Gaia DR3
System
absolute_g_mag (mag) 3.85 ± 0.15 / 3.85 ± 0.15
M_G (mag) 3.95 ± 0.49 3.95 ± 0.49 /
parallax (mas) 0.437 ± 0.06 0.45 ± 0.1 0.43 ± 0.065
pmdec (mas) -1.076 ± 0.079 -1.17 ± 0.14 -1.033 ± 0.064
pmra (mas) 1.82 ± 0.1 2.0 ± 0.2 1.756 ± 0.075
Primary
Secondary
content_copy