Gaia DR2 197048460976343168

All names: J0539+4352, GALEX J053916.6+435232, LP 203-56, TIC 470600104, Gaia EDR3 197048460976343168, Gaia DR2 197048460976343168, NLTT 15403, WDJ053916.45+435234.70, Gaia DR3 197048460976343168, LSPM J0539+4352S, 2MASS J05391645+4352349, USNO-B1.0 1338-00148705

Parameter Unit Gaia EDR3 Pan-STARRS DR1 O'Brien et al. 2024 Caron et al. 2023 McCleery et al. 2020 Tremblay et al. 2020 MWDD H MWDD HE Gaia DR2 Stilism Vincent et al. 2024 Simbad Gentile Fusillo et al. 2018
Right ascension 05 39 16.67 (0.08) 05 39 16.66 (0.1) 05 39 16.66 05 39 16.67 05 39 16.45 (0.08) 05 39 16.66
Declination 43 52 28.92 (0.07) 43 52 29.10 (0.1) 43 52 29.10 43 52 28.92 43 52 34.70 (0.07) 43 52 29.10
Spectral type DC DC DC DC DA DC
Effective temperature [K] 5961.0 (62) 5786.0 (20) 5910.4 (48) 5910.0 (50) 6049.0 5791.0 6145.0 (35)
log(g) [cgs] 8.15 (0.04) 8.07 (0.01) 8.14 (0.03) 8.14 (0.03) 8.22 8.08 8.26 (0.01)
Mass [M] 0.669 (0.02) 0.617 (0.009) 0.729 0.618 0.754 (0.01)
log(Luminosity) [L]
Cooling age [Gyr] 3.8100 3.7570 3.6960
log(H/He)
log(C/He)
log(Ca/He)
log(Ca/H)
log(N/He)
log(O/He)
log(Na/He)
log(Mg/He)
log(Al/He)
log(Si/He)
log(P/He)
log(S/He)
log(Cl/He)
log(Sc/He)
log(Ti/He)
log(V/He)
log(Cr/He)
log(Mn/He)
log(Fe/He)
log(Co/He)
log(Ni/He)
log(Cu/He)
log(Zn/He)
log(Ga/He)
log(Ge/He)
log(Sr/He)
Parallax [mas] 25.43 (0.1) 25.43 (0.1) 25.34 (0.1) 25.34 (0.1) 25.34 (0.1) 25.43 25.43 (0.1) 25.34 (0.1)
Distance [pc] 39.32 (0.2) 39.32 (0.2) 39.46 (0.2) 39.47 (0.2) 39.47 (0.2) 39.32 39.32 (0.2) 39.47 (0.2)
Composition He He
Proper motion (right ascension) [mas/yr] 146.22331 (0.1) 146.2855189 (0.2) 146.223 (0.1) 146.2855189
Proper motion (declination) [mas/yr] -360.916478 (0.06) -361.1708301 (0.2) -360.916 (0.06) -361.1708301
Variability
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity
B magnitude 18.00
V magnitude
R magnitude 17.10
I magnitude
J magnitude 16.46 (0.1) 16.46 (0.1)
H magnitude 16.06 (0.2) 16.06 (0.2)
K magnitude
u magnitude
g magnitude
r magnitude
i magnitude
z magnitude
G magnitude 17.27 (0.007) 17.29 17.29 17.27 17.27 (0.003) 17.29
BP magnitude 17.57 (0.007) 17.56 17.56
RP magnitude 16.83 (0.005) 16.83 16.83
Pan g magnitude 17.61 (0.003) 17.61 (0.004)
Pan r magnitude 17.29 (0.005) 17.29 (0.004)
Pan i magnitude 17.16 (0.003) 17.16 (0.003)
Pan z magnitude 17.17 (0.005) 17.17 (0.004)
Pan y magnitude 17.17 (0.01) 17.17 (0.01)
E(B-V) 0.001

* 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.