All names: Gaia DR2 2106132596228948480, J1906+4446, WDJ19065.03+444659.77, PM J19060+4446, WDJ190605.03+444659.78, GALEX J190605.1+444701, KIC 8612751, 2MASS J19060504+4446599, Gaia DR3 2106132596228948480, Gaia EDR3 2106132596228948480
Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | Caron et al. 2023 | MWDD H | MWDD HE | Gaia DR2 | Stilism | Vincent et al. 2024 | Simbad | Gentile Fusillo et al. 2018 |
---|---|---|---|---|---|---|---|---|---|---|---|
Right ascension | 19 06 05.14 (0.05) | 19 06 05.14 | 19 06 05.14 | 19 06 05.03 (0.05) | 19 06 05.14 | ||||||
Declination | 44 46 58.99 (0.06) | 44 46 59.02 | 44 46 58.99 | 44 46 59.78 (0.06) | 44 46 59.02 | ||||||
Spectral type | DA | DA | DA | ||||||||
Effective temperature | [K] | 7522.0 (33) | 7450.0 | 7181.0 | 7691.0 (79) | ||||||
log(g) | [cgs] | 7.97 (0.009) | 7.95 | 7.83 | 8.01 (0.02) | ||||||
Mass | [M☉] | 0.576 (0.008) | 0.562 | 0.481 | 0.6 (0.02) | ||||||
log(Luminosity) | [L☉] | ||||||||||
Cooling age | [Gyr] | 1.2500 | 1.2020 | 1.1840 | |||||||
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] | 15.45 (0.06) | 15.47 (0.08) | 15.47 (0.08) | 15.45 | 15.45 (0.06) | 15.47 (0.08) | ||||
Distance | [pc] | 64.72 (0.2) | 64.64 (0.3) | 64.63 (0.3) | 64.72 | 64.72 (0.2) | 64.63 (0.3) | ||||
Composition | H | ||||||||||
Proper motion (right ascension) | [mas/yr] | 77.66021032 (0.06) | 77.57389917 (0.1) | 77.66 (0.06) | 77.57389917 | ||||||
Proper motion (declination) | [mas/yr] | -49.17041762 (0.07) | -49.05267526 (0.1) | -49.17 (0.07) | -49.05267526 | ||||||
Variability | |||||||||||
Magnetic | |||||||||||
Bd | [MG] | ||||||||||
Infrared excess (disk) | |||||||||||
Binarity | |||||||||||
B magnitude | |||||||||||
V magnitude | |||||||||||
R magnitude | |||||||||||
I magnitude | |||||||||||
J magnitude | 16.65 (0.02) | 16.61 (0.1) | |||||||||
H magnitude | |||||||||||
K magnitude | |||||||||||
u magnitude | |||||||||||
g magnitude | |||||||||||
r magnitude | |||||||||||
i magnitude | |||||||||||
z magnitude | |||||||||||
G magnitude | 17.17 (0.005) | 17.19 | 17.17 | 17.17 (0.003) | 17.19 | ||||||
BP magnitude | 17.32 (0.005) | 17.31 | 17.31 | ||||||||
RP magnitude | 16.88 (0.006) | 16.89 | 16.89 | ||||||||
Pan g magnitude | 17.33 (0.004) | 17.33 (0.004) | |||||||||
Pan r magnitude | 17.21 (0.003) | 17.21 (0.004) | |||||||||
Pan i magnitude | 17.22 (0.002) | 17.22 (0.002) | |||||||||
Pan z magnitude | 17.27 (0.005) | 17.27 (0.005) | |||||||||
Pan y magnitude | 17.34 (0.005) | 17.34 (0.006) | |||||||||
E(B-V) | 0.008 |
* Constant surface field
Spectra without link are available upon request
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.