SDSS J110217.48+411315.4

All names: Gaia EDR3 777395029106166272, 1059+415, WD 1059+415, Gaia DR3 777395029106166272, SDSS J110217.48+411315.4, WDJ110217.52+411321.18, Gaia DR2 777395029106166272, SDSS J110217.49+411315.4, J1102+4112, SDSS J110217.50+411315.3

Parameter Unit Gaia EDR3 Pan-STARRS DR1 SDSS DR12 Kilic et al. 2025 O'Brien et al. 2024 Caron et al. 2023 McCleery et al. 2020 Leggett et al. 2018 MWDD H MWDD HE Gaia DR2 Stilism Limoges et al. 2015 Vincent et al. 2024 Simbad Gentile Fusillo et al. 2018 Vincent et al. 2023
Right ascension 11 02 17.38 (0.2) 11 02 17.49 11 02 17.38 (0.2) 11 02 17.38 (0.2) 11 02 17.38 11 02 17.52 (0.2) 11 02 17.38
Declination 41 12 53.11 (0.2) 41 13 15.41 41 12 53.98 (0.3) 41 12 53.98 (0.3) 41 12 53.11 41 13 21.18 (0.2) 41 12 53.98
Spectral type DC DC DC DC DC14.9 DC DC DC DA DC DZ
Effective temperature [K] 3494.0 (30) 3794.0 (16) 3371.0 (36) 3485.0 3339.0 3860.0 (31) 3565.0 (259)
log(g) [cgs] 7.81 (0.02) 8.04 (0.01) 7.60 (0.04) 7.80 7.32 8.00 (0) 7.86 (0.1)
Mass [M] 0.465 (0.02) 0.598 (0.01) 0.354 (0.03) 0.462 0.249 0.58 (0.1) 0.493 (0.1)
log(Luminosity) [L] -4.50
Cooling age [Gyr] 10.3700 6.6400 (0.4) 8.7680 4.6900
log(H/He)
log(C/He)
log(Ca/He)
log(Ca/H)
log(C/H)
log(N/H)
log(O/H)
log(Na/H)
log(Mg/H)
log(Al/H)
log(Si/H)
log(P/H)
log(S/H)
log(Sc/H)
log(Ti/H)
log(Cr/H)
log(Mn/H)
log(Fe/H)
log(Ni/H)
Parallax [mas] 28.69 (0.3) 28.69 (0.3) 28.65 (0.3) 28.65 (0.3) 28.85 (0.5) 28.65 (0.3) 28.69 28.69 (0.3) 28.65 (0.3)
Distance [pc] 34.86 (0.3) 34.86 (0.3) 34.90 (0.4) 34.91 (0.4) 34.66 (0.6) 34.91 (0.4) 36.30 (6) 34.86 34.86 (0.3) 34.91 (0.4)
Composition H H He+CIA H
Proper motion (right ascension) [mas/yr] -102.2338687 (0.2) -102.2541444 (0.4) -102.234 (0.2) -102.2541444
Proper motion (declination) [mas/yr] -1754.836078 (0.3) -1754.695264 (0.5) -1754.836 (0.3) -1754.695264
Variability
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity
B magnitude
V magnitude
R magnitude
I magnitude
J magnitude 17.24 (0.02)
H magnitude 17.33 (0.02)
K magnitude 17.34 (0.03)
u magnitude 22.96 (0.4) 22.96 (0.03) 22.93 (0.4) 22.96 (0.4)
g magnitude 20.19 (0.02) 20.20 (0.02) 20.19 (0.02)
r magnitude 18.76 (0.01) 18.76 (0.01) 18.76 (0.01)
i magnitude 18.21 (0.008) 18.20 (0.009) 18.21 (0.008)
z magnitude 17.93 (0.02) 17.93 (0.02) 17.93 (0.02)
G magnitude 18.75 (0.09) 18.77 18.77 18.75 18.75 (0.004) 18.77
BP magnitude 19.52 (0.09) 19.19 19.19
RP magnitude 17.87 (0.03) 17.84 17.84
Pan g magnitude 19.99 (0.001) 19.99 (0.002)
Pan r magnitude 18.74 (0.01) 18.74 (0.01)
Pan i magnitude 18.21 (0.005) 18.21 (0.005)
Pan z magnitude 17.98 (0.02) 17.98 (0.02)
Pan y magnitude 17.93 (0.02) 17.93 (0.02)
E(B-V) 0.001

* 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.