Related systems

New Ongoing Finished Rejected

GAIA catalog

SPEC catalog

Summary

Basic Data

Name: SDSSJ154227.88+310601.9
Coordinates: 15:42:27.88 (h:m:s) +31:06:01.99 (°:':'')
235.6162 (°) +31.1006 (°)
Classification: He-sdO
Class. type: Photometric
Observing Status: New

Parameters

visibility
Parameter Value.
parallax () 0.179 ± 0.064

Notes

Aliases

Tags

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visibility

Observations

Photometric observations: 13, Reduced spectroscopic observations: 3, Spectroscopic raw files: 0, Light curves: 0

Photometric observations

Stilism Reddening Map (Lallement+2018)

Photometry content_copy

Band Value Error Unit
GAIA3.BP 17.376 0.006 mag
GAIA3.G 17.517 0.003 mag
GAIA3.RP 17.815 0.012 mag
GALEX.FUV 16.052 0.027 mag
GALEX.NUV 16.372 0.017 mag
SDSS.U 16.874 0.007 mag
SDSS.G 17.265 0.005 mag
GAIA2.BP 17.300 0.010 mag
SDSS.R 17.767 0.006 mag
GAIA2.G 17.545 0.001 mag
SDSS.I 18.092 0.008 mag
GAIA2.RP 17.823 0.009 mag
SDSS.Z 18.430 0.027 mag

Spectroscopic observations

Reduced spectra

HJD Date Instrument Resolution Exp time (s) SNR Range (Å)
2453135.880 2004-05-10 SDSS spectrograph @ SDSS 2.5-M 1900 2700.0 NA 3807 - 9181
2455735.500 2011-06-23 BOSS @ SDSS 2.5-M 1900 8107.0 NA 3602 - 10399
2455739.500 2011-06-27 BOSS @ SDSS 2.5-M 1900 3603.0 NA 3566 - 10332
Parameter AVG Gaia DR2 Gaia DR3
System
absolute_g_mag (mag) 3.63 ± 0.47 / 3.63 ± 0.47
parallax (mas) 0.179 ± 0.064 0.19 ± 0.1 0.167 ± 0.079
pmdec (mas) -14.8 ± 0.11 -14.95 ± 0.2 -14.734 ± 0.091
pmra (mas) -0.393 ± 0.077 -0.55 ± 0.14 -0.321 ± 0.063
Primary
Secondary
content_copy