Related systems

New Ongoing Finished Rejected

SPEC catalog

Summary

Basic Data

Name: SDSSJ044649.49+225442.5
Coordinates: 04:46:49.50 (h:m:s) +22:54:42.61 (°:':'')
71.7062 (°) +22.9118 (°)
Classification: sdB
Class. type: Spectroscopic
Observing Status: New

Parameters

visibility
Parameter Value.
M_G (mag) 1.795 ± 0.05
parallax () 0.125 ± 0.033

Notes

Aliases

Tags

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visibility

Observations

Photometric observations: 23, 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 15.911 0.004 mag
GAIA3.G 15.803 0.003 mag
GAIA3.RP 15.588 0.005 mag
SDSS.U 16.610 0.007 mag
APASS.B 16.124 0.069 mag
APASS.G 15.890 0.045 mag
SDSS.G 15.858 0.004 mag
GAIA2.BP 15.902 0.005 mag
APASS.V 15.903 0.060 mag
APASS.R 15.908 0.078 mag
SDSS.R 15.859 0.005 mag
GAIA2.G 15.819 0.001 mag
APASS.I 16.056 0.000 mag
SDSS.I 15.908 0.005 mag
GAIA2.RP 15.592 0.003 mag
SDSS.Z 15.968 0.007 mag
2MASS.J 15.363 0.054 mag
2MASS.H 15.294 0.093 mag
2MASS.K 15.253 0.138 mag
WISE.W1 15.387 0.043 mag
WISE.W2 15.907 0.170 mag
WISE.W3 < 12.178 / mag
WISE.W4 < 8.813 / mag

Spectroscopic observations

Reduced spectra

HJD Date Instrument Resolution Exp time (s) SNR Range (Å)
2454397.894 2007-10-24 SDSS @ SDSS 2.5-M 1900 6302.0 NA 3798 - 9207
2456660.085 2014-01-02 LRS @ LAMOST 1500 4500.0 NA 3700 - 9099
Parameter AVG Gaia DR2 Gaia DR3
System
absolute_g_mag (mag) 0.81 ± 0.4 / 0.81 ± 0.4
M_G (mag) 1.795 ± 0.05 1.795 ± 0.05 /
parallax (mas) 0.125 ± 0.033 0.157 ± 0.052 0.1 ± 0.04
pmdec (mas) -0.49 ± 0.5 0.6 ± 1.0 -0.527 ± 0.037
pmra (mas) 0.28 ± 0.75 0.6 ± 1.5 0.267 ± 0.051
Primary
Secondary
content_copy