Related systems

New Ongoing Finished Rejected

GAIA catalog

SPEC catalog

Summary

Basic Data

Name: SDSSJ215553.89+202802.8
Coordinates: 21:55:53.90 (h:m:s) +20:28:02.84 (°:':'')
328.9746 (°) +20.4675 (°)
Classification: He-sdO
Class. type: Photometric
Observing Status: New

Parameters

visibility
Parameter Value.
M_G (mag) 3.48 ± 0.34
parallax () 0.35 ± 0.035

Notes

Aliases

Tags

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visibility

Observations

Photometric observations: 23, 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 15.598 0.004 mag
GAIA3.G 15.715 0.003 mag
GAIA3.RP 15.924 0.005 mag
SDSS.U 15.165 0.005 mag
APASS.B 15.484 0.100 mag
APASS.G 15.473 0.081 mag
SDSS.G 15.501 0.004 mag
GAIA2.BP 15.555 0.008 mag
APASS.V 15.764 0.097 mag
APASS.R 15.957 0.115 mag
SDSS.R 15.914 0.005 mag
GAIA2.G 15.731 0.001 mag
APASS.I 16.165 0.453 mag
SDSS.I 16.220 0.005 mag
GAIA2.RP 15.925 0.004 mag
SDSS.Z 16.488 0.009 mag
2MASS.J 16.294 0.117 mag
2MASS.H < 16.254 / mag
2MASS.K < 15.636 / mag
WISE.W1 16.707 0.084 mag
WISE.W2 16.425 0.213 mag
WISE.W3 < 12.521 / mag
WISE.W4 < 9.291 / mag

Spectroscopic observations

Reduced spectra

HJD Date Instrument Resolution Exp time (s) SNR Range (Å)
2455827.500 2011-09-23 BOSS @ SDSS 2.5-M 1900 3603.0 NA 3591 - 10356
Parameter AVG Gaia DR2 Gaia DR3
System
absolute_g_mag (mag) 3.41 ± 0.12 / 3.41 ± 0.12
M_G (mag) 3.48 ± 0.34 3.48 ± 0.34 /
parallax (mas) 0.35 ± 0.035 0.355 ± 0.056 0.347 ± 0.043
pmdec (mas) 5.31 ± 0.048 5.348 ± 0.089 5.295 ± 0.036
pmra (mas) 8.316 ± 0.05 8.392 ± 0.09 8.28 ± 0.043
Primary
Secondary
content_copy