Related systems

New Ongoing Finished Rejected

GAIA catalog

SPEC catalog

Summary

Basic Data

Name: SDSSJ171950.23+422208.1
Coordinates: 17:19:50.24 (h:m:s) +42:22:08.11 (°:':'')
259.9593 (°) +42.3689 (°)
Classification: sdB
Class. type: Photometric
Observing Status: New

Parameters

visibility
Parameter Value.
M_G (mag) 2.25 ± 0.55
parallax () 0.16 ± 0.028

Notes

Aliases

Tags

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visibility

Observations

Photometric observations: 23, Reduced spectroscopic observations: 2, Spectroscopic raw files: 0, Light curves: 0

Photometric observations

Stilism Reddening Map (Lallement+2018)

Photometry content_copy

Band Value Error Unit
GAIA3.BP 15.904 0.004 mag
GAIA3.G 15.977 0.003 mag
GAIA3.RP 16.125 0.006 mag
GALEX.NUV 16.010 0.007 mag
SDSS.U 15.985 0.005 mag
APASS.B 15.796 0.271 mag
APASS.G 15.688 0.180 mag
SDSS.G 15.765 0.003 mag
GAIA2.BP 15.873 0.006 mag
APASS.V 15.995 0.033 mag
APASS.R 16.164 0.215 mag
SDSS.R 16.146 0.003 mag
GAIA2.G 15.996 0.001 mag
SDSS.I 16.440 0.004 mag
GAIA2.RP 16.115 0.006 mag
SDSS.Z 16.677 0.009 mag
2MASS.J 16.350 0.127 mag
2MASS.H < 16.624 / mag
2MASS.K < 15.919 / mag
WISE.W1 16.498 0.055 mag
WISE.W2 17.551 0.423 mag
WISE.W3 < 13.165 / mag
WISE.W4 < 9.053 / mag

Spectroscopic observations

Reduced spectra

HJD Date Instrument Resolution Exp time (s) SNR Range (Å)
2453857.823 2006-05-02 SDSS spectrograph @ SDSS 2.5-M 1900 1230.0 NA 3831 - 9215
2454169.972 2007-03-10 SDSS spectrograph @ SDSS 2.5-M 1900 3004.0 NA 3813 - 9200
Parameter AVG Gaia DR2 Gaia DR3
System
absolute_g_mag (mag) 1.8 ± 0.23 / 1.8 ± 0.23
M_G (mag) 2.25 ± 0.55 2.25 ± 0.55 /
parallax (mas) 0.16 ± 0.028 0.178 ± 0.045 0.146 ± 0.034
pmdec (mas) -10.274 ± 0.049 -10.334 ± 0.09 -10.247 ± 0.041
pmra (mas) -7.535 ± 0.048 -7.616 ± 0.089 -7.501 ± 0.037
Primary
Secondary
content_copy