Related systems

New Ongoing Finished Rejected

SPEC catalog

Summary

Basic Data

Name: KPD1938+4220
Coordinates: 19:39:39.90 (h:m:s) +42:28:01.90 (°:':'')
294.9162 (°) +42.4672 (°)
Classification: sdO
Class. type: Spectroscopic
Observing Status: New

Parameters

visibility
Parameter Value.
M_G (mag) 2.927 ± 0.05
parallax () 0.258 ± 0.026

Notes

Aliases

Tags

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visibility

Observations

Photometric observations: 18, Reduced spectroscopic observations: 0, Spectroscopic raw files: 0, Light curves: 0

Photometric observations

Stilism Reddening Map (Lallement+2018)

Photometry content_copy

Band Value Error Unit
GAIA3.BP 15.451 0.003 mag
GAIA3.G 15.550 0.003 mag
GAIA3.RP 15.709 0.005 mag
APASS.B 15.322 0.058 mag
APASS.G 15.324 0.032 mag
GAIA2.BP 15.387 0.007 mag
APASS.V 15.695 0.078 mag
APASS.R 15.895 0.073 mag
GAIA2.G 15.565 0.001 mag
APASS.I 16.222 0.069 mag
GAIA2.RP 15.699 0.004 mag
2MASS.J 16.049 0.088 mag
2MASS.H < 15.907 / mag
2MASS.K < 16.494 / mag
WISE.W1 16.682 0.104 mag
WISE.W2 17.170 0.463 mag
WISE.W3 12.770 0.338 mag
WISE.W4 < 9.049 / mag
Parameter AVG Gaia DR2 Gaia DR3
System
absolute_g_mag (mag) 2.35 ± 0.14 / 2.35 ± 0.14
M_G (mag) 2.927 ± 0.05 2.927 ± 0.05 /
parallax (mas) 0.258 ± 0.026 0.297 ± 0.042 0.229 ± 0.031
pmdec (mas) 2.83 ± 0.85 5.1 ± 1.7 2.776 ± 0.038
pmra (mas) -6.4 ± 1.6 -8.4 ± 3.1 -6.417 ± 0.035
Primary
Secondary
content_copy