All names: LAMOST J042129.41+460756.6, WISEA J042129.42+460756.5, Gaia DR3 232990572675079296, WDJ042129.35+460757.74, Gaia DR2 232990572675079296, PM J04214+4607, 2MASS J04212934+4607579, TIC 27205234, J0421+4607, WISE J042129.43+460756.4, LAMOST J042129.42+460756.7, Gaia EDR3 232990572675079296, UCAC4 681-028210, 04214+4607
Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | O'Brien et al. 2024 | Caron et al. 2023 | McCleery et al. 2020 | MWDD H | MWDD HE | Gaia DR2 | Stilism | Limoges et al. 2015 | Vincent et al. 2024 | Simbad | Gentile Fusillo et al. 2018 |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Right ascension | 04 21 29.45 (0.02) | 04 21 29.45 (0.04) | 04 21 29.45 | 04 21 29.45 | 04 21 29.35 (0.02) | 04 21 29.45 | ||||||||
Declination | 46 07 56.12 (0.02) | 46 07 56.17 (0.02) | 46 07 56.17 | 46 07 56.12 | 46 07 57.75 (0.02) | 46 07 56.17 | ||||||||
Spectral type | DA | DA | DA | DA | DA | DA | ||||||||
Effective temperature | [K] | 7813.0 (62) | 7862.0 (34) | 7786.7 (38) | 7893.0 | 7615.0 | 7790.0 (123) | 7837.0 (30) | ||||||
log(g) | [cgs] | 8.00 (0.02) | 8.02 (0.006) | 7.99 (0.01) | 8.03 | 7.92 | 7.87 (0.1) | 8.00 (0.007) | ||||||
Mass | [M☉] | 0.591 (0.01) | 0.605 (0.006) | 0.61 | 0.531 | 0.52 (0.06) | 0.596 (0.006) | |||||||
log(Luminosity) | [L☉] | -3.19 | ||||||||||||
Cooling age | [Gyr] | 1.2000 | 1.1540 | 1.1440 | ||||||||||
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] | 37.65 (0.03) | 37.65 (0.03) | 37.62 (0.04) | 37.62 (0.04) | 37.62 (0.04) | 37.65 | 37.65 (0.03) | 37.62 (0.04) | |||||
Distance | [pc] | 26.56 (0.02) | 26.56 (0.02) | 26.58 (0.03) | 26.58 (0.03) | 26.58 (0.03) | 30.50 (1) | 26.56 | 26.56 (0.02) | 26.58 (0.03) | ||||
Composition | H | H | H | |||||||||||
Proper motion (right ascension) | [mas/yr] | 66.58618963 (0.03) | 66.51053649 (0.07) | 59.0 | 66.586 (0.03) | 66.51053649 | ||||||||
Proper motion (declination) | [mas/yr] | -101.7858197 (0.02) | -101.6893424 (0.05) | -104.0 | -101.786 (0.02) | -101.6893424 | ||||||||
Variability | ||||||||||||||
Magnetic | ||||||||||||||
Bd | [MG] | |||||||||||||
Infrared excess (disk) | ||||||||||||||
Binarity | ||||||||||||||
B magnitude | 15.51 (0.05) | |||||||||||||
V magnitude | 15.17 (0.06) | |||||||||||||
R magnitude | 15.37 (0.08) | |||||||||||||
I magnitude | ||||||||||||||
J magnitude | 14.72 (0.03) | 14.72 | 14.72 (0.03) | |||||||||||
H magnitude | 14.51 (0.04) | 14.51 | 14.51 (0.04) | |||||||||||
K magnitude | 14.44 (0.07) | 14.44 | 14.44 (0.07) | |||||||||||
u magnitude | ||||||||||||||
g magnitude | 15.26 (0.02) | |||||||||||||
r magnitude | 15.16 (0.03) | |||||||||||||
i magnitude | 15.14 (0.07) | |||||||||||||
z magnitude | ||||||||||||||
G magnitude | 15.14 (0.002) | 15.16 | 15.16 | 15.14 | 15.14 (0.003) | 15.16 | ||||||||
BP magnitude | 15.28 (0.002) | 15.28 | 15.28 | |||||||||||
RP magnitude | 14.89 (0.001) | 14.90 | 14.90 | |||||||||||
Pan g magnitude | 15.27 (0.006) | 15.27 (0.005) | ||||||||||||
Pan r magnitude | 15.20 (0.002) | 15.20 (0.002) | ||||||||||||
Pan i magnitude | 15.23 (0.001) | 15.23 (0.001) | ||||||||||||
Pan z magnitude | 15.31 (0.002) | 15.31 (0.002) | ||||||||||||
Pan y magnitude | 15.37 (0.005) | 15.37 (0.005) | ||||||||||||
E(B-V) | 0.000 |
* 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.