Related systems

New Ongoing Finished Rejected

GAIA catalog

SPEC catalog

Summary

Basic Data

Name: PG1641+331
Coordinates: 16:43:26.05 (h:m:s) +33:01:13.16 (°:':'')
250.8585 (°) +33.0203 (°)
Classification: sdB
Class. type: Photometric
Observing Status: New

Parameters

visibility
Parameter Value.
M_G (mag) 5.08 ± 0.25
parallax () 0.461 ± 0.04

Notes

Aliases

Tags

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visibility

Observations

Photometric observations: 21, Reduced spectroscopic observations: 2, Spectroscopic raw files: 0, Light curves: 0

Photometric observations

Stilism Reddening Map (Lallement+2018)

Photometry content_copy

Band Value Error Unit
GAIA3.BP 16.140 0.005 mag
GAIA3.G 16.275 0.003 mag
GAIA3.RP 16.535 0.008 mag
GALEX.FUV 15.127 0.005 mag
GALEX.NUV 15.365 0.003 mag
SDSS.U 15.857 0.005 mag
APASS.B 16.048 0.014 mag
APASS.G 16.107 0.088 mag
SDSS.G 16.023 0.004 mag
GAIA2.BP 16.076 0.009 mag
APASS.V 16.363 0.181 mag
APASS.R 16.589 0.043 mag
SDSS.R 16.506 0.005 mag
GAIA2.G 16.296 0.001 mag
SDSS.I 16.843 0.006 mag
GAIA2.RP 16.522 0.006 mag
SDSS.Z 17.169 0.012 mag
WISE.W1 16.764 0.071 mag
WISE.W2 16.829 0.238 mag
WISE.W3 < 12.842 / mag
WISE.W4 < 8.975 / mag

Spectroscopic observations

Reduced spectra

HJD Date Instrument Resolution Exp time (s) SNR Range (Å)
2452785.600 2003-05-26 SDSS spectrograph @ SDSS 2.5-M 1900 3000.0 NA 3800 - 9209
2457165.174 2015-05-22 LRS @ LAMOST 1500 1800.0 NA 3700 - 8915
Parameter AVG Gaia DR2 Gaia DR3
System
absolute_g_mag (mag) 4.19 ± 0.12 / 4.19 ± 0.12
M_G (mag) 5.08 ± 0.25 5.08 ± 0.25 /
parallax (mas) 0.461 ± 0.04 0.572 ± 0.066 0.383 ± 0.046
pmdec (mas) -0.963 ± 0.081 -0.86 ± 0.15 -1.001 ± 0.055
pmra (mas) -7.491 ± 0.055 -7.5 ± 0.1 -7.487 ± 0.044
Primary
Secondary
content_copy