Related systems

New Ongoing Finished Rejected

SPEC catalog

Summary

Basic Data

Name: PG1257-026
Coordinates: 13:00:13.83 (h:m:s) -02:49:52.57 (°:':'')
195.0576 (°) -2.8313 (°)
Classification: sdB+MS
Class. type: Spectroscopic
Observing Status: New

Parameters

visibility
Parameter Value.
M_G (mag) 2.886 ± 0.05
parallax () 0.671 ± 0.029

Notes

Aliases

Tags

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visibility

Observations

Photometric observations: 25, 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 14.050 0.003 mag
GAIA3.G 13.964 0.003 mag
GAIA3.RP 13.776 0.004 mag
GALEX.FUV 13.449 0.007 mag
GALEX.NUV 13.952 0.004 mag
SDSS.U 14.315 0.003 mag
APASS.B 14.187 0.027 mag
APASS.G 14.049 0.023 mag
SDSS.G 13.995 0.003 mag
GAIA2.BP 14.044 0.004 mag
APASS.V 14.036 0.024 mag
APASS.R 14.084 0.016 mag
SDSS.R 14.035 0.003 mag
GAIA2.G 13.981 0.000 mag
APASS.I 14.127 0.023 mag
SDSS.I 14.055 0.004 mag
GAIA2.RP 13.784 0.001 mag
SDSS.Z 14.163 0.004 mag
2MASS.J 13.530 0.024 mag
2MASS.H 13.319 0.027 mag
2MASS.K 13.263 0.029 mag
WISE.W1 13.269 0.026 mag
WISE.W2 13.295 0.033 mag
WISE.W3 < 12.017 / mag
WISE.W4 8.668 0.340 mag

Spectroscopic observations

Reduced spectra

HJD Date Instrument Resolution Exp time (s) SNR Range (Å)
2456302.366 2013-01-09 LRS @ LAMOST 1500 1200.0 NA 3700 - 9068
Parameter AVG Gaia DR2 Gaia DR3
System
absolute_g_mag (mag) 3.197 ± 0.036 / 3.197 ± 0.036
M_G (mag) 2.886 ± 0.05 2.886 ± 0.05 /
parallax (mas) 0.671 ± 0.029 0.604 ± 0.053 0.702 ± 0.025
pmdec (mas) -3.58 ± 0.55 -4.2 ± 1.1 -3.572 ± 0.018
pmra (mas) -0.36 ± 0.6 0.7 ± 1.2 -0.381 ± 0.026
Primary
Secondary
content_copy