Related systems

New Ongoing Finished Rejected

GAIA catalog

SPEC catalog

Summary

Basic Data

Name: SDSSJ152136.25+162150.3
Coordinates: 15:21:36.26 (h:m:s) +16:21:50.34 (°:':'')
230.4011 (°) +16.3640 (°)
Classification: He-sdO
Class. type: Photometric
Observing Status: New

Parameters

visibility
Parameter Value.
M_G (mag) 5.57 ± 0.52
parallax () 0.382 ± 0.071

Notes

Aliases

Tags

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visibility

Observations

Photometric observations: 11, 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 16.903 0.009 mag
GAIA3.G 17.066 0.003 mag
GAIA3.RP 17.410 0.017 mag
SDSS.U 16.381 0.006 mag
SDSS.G 16.809 0.004 mag
GAIA2.BP 16.883 0.008 mag
SDSS.R 17.328 0.006 mag
GAIA2.G 17.101 0.003 mag
SDSS.I 17.679 0.007 mag
GAIA2.RP 17.370 0.009 mag
SDSS.Z 18.015 0.022 mag

Spectroscopic observations

Reduced spectra

HJD Date Instrument Resolution Exp time (s) SNR Range (Å)
2454266.743 2007-06-15 SDSS spectrograph @ SDSS 2.5-M 1900 4110.0 NA 3812 - 9215
Parameter AVG Gaia DR2 Gaia DR3
System
absolute_g_mag (mag) 4.49 ± 0.26 / 4.49 ± 0.26
M_G (mag) 5.57 ± 0.52 5.57 ± 0.52 /
parallax (mas) 0.382 ± 0.071 0.49 ± 0.12 0.306 ± 0.079
pmdec (mas) -2.66 ± 0.12 -2.68 ± 0.23 -2.653 ± 0.07
pmra (mas) -16.905 ± 0.092 -16.8 ± 0.17 -16.95 ± 0.074
Primary
Secondary
content_copy