SDSS J073549.19+205720.9

All names: SDSS J073549.19+205720.9, Gaia DR2 865261225234214784, SDSS J073549.20+205720.9, Gaia DR3 865261225234214784, Gaia EDR3 865261225234214784, SDSS J073549.20+205720.92

Parameter Unit Gaia EDR3 Pan-STARRS DR1 SDSS DR12 SDSS DR10 Gaia DR2 Hollands et al. 2017 Stilism Ferrario et al. 2015 Hollands et al. 2015 Kepler et al. 2015 Simbad Vincent et al. 2023
Right ascension 07 35 49.21 (0.5) 07 35 49.20 07 35 49.20 07 35 49.21 (0.6) 07 35 49.20 (0.5)
Declination 20 57 20.50 (0.4) 20 57 20.92 20 57 20.92 20 57 20.52 (0.5) 20 57 20.99 (0.4)
Spectral type DZ DZ DZ DZ DZP DZ
Effective temperature [K] 6110.0 (180) 6000.0 6000.0 6124.0 (220)
log(g) [cgs] 8.00 (0)
Mass [M]
log(Luminosity) [L]
Cooling age [Gyr] 3.1000
log(H/He)
log(C/He)
log(Ca/He) -7.75 -7.876 (0.03)
log(Ca/H)
log(N/He)
log(O/He)
log(Na/He) -8.33
log(Mg/He) -6.74
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) -6.84
log(Co/He)
log(Ni/He)
log(Cu/He)
log(Zn/He)
log(Ga/He)
log(Ge/He)
log(Sr/He)
Parallax [mas] 5.30 (0.5) 5.56 (0.6) 5.30 (0.5)
Distance [pc] 188.76 (19) 179.81 (20) 176.00 (23) 188.76 (19)
Composition He He
Proper motion (right ascension) [mas/yr] 11.68527478 (0.6) 11.45282631 (1) 11.685 (0.6)
Proper motion (declination) [mas/yr] -30.41343401 (0.6) -31.86875351 (1) -30.413 (0.6)
Variability
Magnetic yes yes yes
Bd [MG] 6.12 (0.06) 6.12 (0.06) 6.12 (0.06)
Infrared excess (disk)
Binarity
B magnitude
V magnitude
R magnitude
I magnitude
J magnitude
H magnitude
K magnitude
u magnitude 23.11 (0.4) 23.11 (0.4) 23.08 (0.3) 23.08 (0.3) 23.11 (0.4) 23.11 (0.4)
g magnitude 20.51 (0.02) 20.51 (0.02) 20.53 (0.03) 20.53 (0.02) 20.51 (0.02) 20.52 (0.02)
r magnitude 19.96 (0.02) 19.96 (0.02) 19.98 (0.02) 19.98 (0.02) 19.96 (0.02) 19.96 (0.02)
i magnitude 19.89 (0.02) 19.89 (0.02) 19.92 (0.02) 19.92 (0.02) 19.89 (0.02) 19.89 (0.03)
z magnitude 20.05 (0.1) 20.05 (0.1) 20.09 (0.09) 20.09 (0.09) 20.05 (0.1) 20.05 (0.1)
G magnitude 20.13 (0.09) 20.17 20.13 (0.007)
BP magnitude 20.39 (0.09) 20.42
RP magnitude 19.78 (0.07) 19.46
Pan g magnitude 20.45 (0.03)
Pan r magnitude 19.99 (0.009)
Pan i magnitude 20.04 (0.02)
Pan z magnitude 20.22 (0.07)
Pan y magnitude 20.48 (0.2)
E(B-V) 0.009

* Constant surface field

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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.