SDSS J141645.85+282220.3

All names: Gaia DR2 1260609838099260928, GALEX J141645.7+282219, Gaia EDR3 1260609838099260928, SDSS J141645.85+282220.33, J1416+2822, SDSS J141645.85+282220.3, Gaia DR3 1260609838099260928

Parameter Unit Gaia EDR3 Pan-STARRS DR1 SDSS DR10 Kilic et al. 2025 Caron et al. 2023 MWDD H MWDD HE Gaia DR2 Stilism Kepler et al. 2015 Vincent et al. 2024 Simbad Vincent et al. 2023
Right ascension 14 16 45.85 (0.1) 14 16 45.85 14 16 45.85 (0.2) 14 16 45.85 14 16 45.85 (0.1)
Declination 28 22 19.59 (0.1) 28 22 20.33 28 22 19.62 (0.2) 28 22 19.59 28 22 20.57 (0.1)
Spectral type DC DC DC DC DC DC DC DC
Effective temperature [K] 6439.0 (76) 6453.0 (74) 7022.0 6776.0 6500.0 (1000) 6283.0 (183)
log(g) [cgs] 8.07 (0.03) 8.04 (0.04) 8.31 8.21 9.00 (0.5) 8.07 (0.05)
Mass [M] 0.614 (0.03) 0.596 (0.03) 0.791 0.708 0.618 (0.04)
log(Luminosity) [L]
Cooling age [Gyr] 2.1000 2.8750 2.6810
log(H/He) -3.2 -3.2
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] 10.09 (0.2) 9.91 (0.3) 9.91 (0.3) 10.09 10.09 (0.2)
Distance [pc] 99.10 (2) 100.91 (3) 100.94 (3) 99.10 99.10 (2)
Composition He
Proper motion (right ascension) [mas/yr] -5.425891624 (0.2) -5.093679699 (0.4) -5.426 (0.2)
Proper motion (declination) [mas/yr] -61.65281683 (0.2) -62.24899527 (0.5) -61.653 (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 19.69 (0.03) 19.69 (0.03) 19.69 (0.03) 19.69 (0.03)
g magnitude 19.10 (0.01) 19.10 (0.01) 19.10 (0.01)
r magnitude 18.93 (0.01) 18.93 (0.01) 18.93 (0.01)
i magnitude 18.92 (0.01) 18.92 (0.01) 18.92 (0.01)
z magnitude 18.89 (0.04) 18.89 (0.04) 18.89 (0.04)
G magnitude 18.90 (0.02) 18.92 18.90 18.90 (0.003)
BP magnitude 19.10 (0.02) 19.08
RP magnitude 18.56 (0.02) 18.55
Pan g magnitude 19.07 (0.02) 19.07 (0.02)
Pan r magnitude 18.93 (0.006) 18.93 (0.006)
Pan i magnitude 18.90 (0.009) 18.90 (0.01)
Pan z magnitude 18.95 (0.009) 18.95 (0.009)
Pan y magnitude 18.93 (0.03) 18.93 (0.03)
E(B-V) 0.007

* 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.