Related systems

New Ongoing Finished Rejected

GAIA catalog

SPEC catalog

Summary

Basic Data

Name: SDSSJ183840.51+400226.7
Coordinates: 18:38:40.52 (h:m:s) +40:02:26.74 (°:':'')
279.6688 (°) +40.0408 (°)
Classification: sdB
Class. type: Photometric
Observing Status: New

Parameters

visibility
Parameter Value.
parallax () 0.218 ± 0.068

Notes


visibility

Observations

Photometric observations: 11, Reduced spectroscopic observations: 1, Spectroscopic raw files: 0, Light curves: 0

Photometric observations

Photometry content_copy

Band Value Error Unit
GAIA3.BP 17.713 0.011 mag
GAIA3.G 17.770 0.003 mag
GAIA3.RP 17.935 0.017 mag
SDSS.U 17.469 0.009 mag
SDSS.G 17.522 0.005 mag
GAIA2.BP 17.658 0.010 mag
SDSS.R 17.955 0.007 mag
GAIA2.G 17.798 0.002 mag
SDSS.I 18.185 0.009 mag
GAIA2.RP 17.918 0.017 mag
SDSS.Z 18.350 0.030 mag

Spectroscopic observations

Reduced spectra

HJD Date Instrument Resolution Exp time (s) SNR Range (Å)
2454395.789 2007-10-22 SDSS spectrograph @ SDSS 2.5-M 1900 5705.0 NA 3806 - 9179

Parameter AVG Gaia DR2 Gaia DR3
System
absolute_g_mag (mag) 4.21 ± 0.4 / 4.21 ± 0.4
parallax (mas) 0.218 ± 0.068 0.25 ± 0.11 0.194 ± 0.078
pmdec (mas) -5.23 ± 0.11 -5.13 ± 0.2 -5.28 ± 0.11
pmra (mas) -0.57 ± 0.11 -0.64 ± 0.19 -0.537 ± 0.088
Primary
Secondary
content_copy