SDSS J173533.37+340526.7

All names: Gaia DR2 4602438541523816704, Gaia DR3 4602438541523816704, GALEX J173533.3+340525, SDSS J173533.37+340526.75, Gaia EDR3 4602438541523816704, SDSS J173533.33+340525.5, SDSS J173533.37+340526.7

Parameter Unit Gaia EDR3 Pan-STARRS DR1 SDSS DR10 MWDD H MWDD HE Gaia DR2 Stilism Kepler et al. 2015 Vincent et al. 2024 Simbad Vincent et al. 2023
Right ascension 17 35 33.31 (0.1) 17 35 33.34 17 35 33.31 (0.2) 17 35 33.31 17 35 33.35 (0.1)
Declination 34 05 26.00 (0.1) 34 05 25.53 34 05 25.97 (0.2) 34 05 26.00 34 05 25.30 (0.1)
Spectral type DC: DC: DC: DC: DC DC
Effective temperature [K] 9317.0 9088.0 10000.0 (300) 8204.0 (296)
log(g) [cgs] 8.36 8.28 6.50 (0.5) 8.00 (0.07)
Mass [M] 0.828 0.759 0.579 (0.06)
log(Luminosity) [L]
Cooling age [Gyr] 1.2950 1.2060
log(H/He)
log(C/He)
log(Ca/He)
log(Ca/H)
Parallax [mas] 6.41 (0.2) 6.37 (0.2) 6.41 6.41 (0.2)
Distance [pc] 155.99 (4) 156.87 (6) 155.99 155.99 (4)
Composition
Proper motion (right ascension) [mas/yr] -29.93643494 (0.2) -30.12781923 (0.4) -29.936 (0.2)
Proper motion (declination) [mas/yr] 43.73562472 (0.2) 43.7551948 (0.5) 43.736 (0.2)
Variability
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity
B magnitude
V magnitude
R magnitude
I magnitude
J magnitude
H magnitude
K magnitude
u magnitude 19.31 (0.03) 19.31 (0.03) 19.31 (0.03)
g magnitude 19.00 (0.009) 19.00 (0.01) 19.00 (0.009)
r magnitude 19.00 (0.01) 19.00 (0.01) 19.00 (0.01)
i magnitude 19.10 (0.02) 19.10 (0.02) 19.10 (0.01)
z magnitude 19.20 (0.05) 19.20 (0.05) 19.20 (0.05)
G magnitude 18.94 (0.02) 18.97 18.94 18.94 (0.004)
BP magnitude 19.10 (0.02) 19.02
RP magnitude 18.81 (0.04) 18.83
Pan g magnitude 19.00 (0.009)
Pan r magnitude 19.00 (0.006)
Pan i magnitude 19.13 (0.007)
Pan z magnitude 19.26 (0.03)
Pan y magnitude 19.40 (0.06)
E(B-V) 0.019

* Constant surface field

Special notes:

Spectra

Controls

Normalize at:
Normalize by mean flux

Range:

x: to
y: to

Spectra available:

Spectra without link are available upon request

Absorption lines

Photometric filters

BVRI
ugriz

Photometric fit





The Montreal White Dwarf Database is produced and maintained by Prof. Patrick Dufour (Université de Montréal) and Dr. Simon Blouin (University of Victoria). Please send database updates, corrections, suggestions or bug reports to patrick.dufour@umontreal.ca.