Related systems

New Ongoing Finished Rejected

GAIA catalog

SPEC catalog

Summary

Basic Data

Name: SDSSJ204940.86+165003.6
Coordinates: 20:49:40.86 (h:m:s) +16:50:03.62 (°:':'')
312.4203 (°) +16.8343 (°)
Classification: He-sdO
Class. type: Photometric
Observing Status: New

Parameters

visibility
Parameter Value.
parallax () 0.33 ± 0.12

Notes

Aliases

Tags

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visibility

Observations

Photometric observations: 18, 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 17.787 0.008 mag
GAIA3.G 17.896 0.003 mag
GAIA3.RP 18.168 0.015 mag
GALEX.FUV 16.865 0.036 mag
GALEX.NUV 16.975 0.026 mag
SDSS.U 17.314 0.009 mag
APASS.B 17.250 0.050 mag
APASS.G 17.029 0.056 mag
SDSS.G 17.670 0.005 mag
GAIA2.BP 17.715 0.009 mag
APASS.V 16.688 0.050 mag
APASS.R 16.601 0.050 mag
SDSS.R 18.122 0.007 mag
GAIA2.G 17.933 0.001 mag
APASS.I 16.422 0.050 mag
SDSS.I 18.465 0.011 mag
GAIA2.RP 18.148 0.013 mag
SDSS.Z 18.749 0.038 mag

Spectroscopic observations

Reduced spectra

HJD Date Instrument Resolution Exp time (s) SNR Range (Å)
2453564.167 2005-07-12 SDSS spectrograph @ SDSS 2.5-M 1900 9001.0 NA 3798 - 9204
Parameter AVG Gaia DR2 Gaia DR3
System
parallax (mas) 0.33 ± 0.12 0.32 ± 0.19 0.33 ± 0.14
pmdec (mas) -3.851 ± 0.097 -3.76 ± 0.17 -3.9 ± 0.095
pmra (mas) -4.31 ± 0.14 -4.13 ± 0.26 -4.39 ± 0.12
Primary
Secondary
content_copy