All names: Gaia EDR3 3197508598168785408, SDSS J040457.99-052324.2, Gaia DR2 3197508598168785408, 2MASS J04045800-0523239, SDSS J040457.98-052324.2, Gaia DR3 3197508598168785408, WD 0402-055, WDJ040457.99-052324.19, GALEX J040457.9-052323, TIC 269629297, SDSS J040457.98-052324.1, J0404-0523
Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | SDSS DR12 | Kilic et al. 2025 | Caron et al. 2023 | Kilic et al. 2020 | MWDD H | Gaia DR2 | Stilism | Tremblay et al. 2011 | Vincent et al. 2024 | Simbad | Gentile Fusillo et al. 2018 | Eisenstein et al. 2006 | White Dwarf Catalog (McCook & Sion 1999) | Kleinman et al. 2013 | Kleinman et al. 2004 | Vincent et al. 2023 |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Right ascension | 04 04 57.98 (0.07) | 04 04 57.99 | 04 04 57.98 (0.09) | 04 04 57.98 | 04 04 57.98 (0.07) | 04 04 57.98 | 04 04 57.99 | 04 04 57.17 | 04 04 57.98 | 04 04 57.98 | |||||||||
Declination | -05 23 24.12 (0.07) | -05 23 24.17 | -05 23 24.12 (0.09) | -05 23 24.12 | -05 23 24.19 (0.07) | -05 23 24.12 | -05 23 24.15 | -05 23 22.92 | -05 23 24.21 | -05 23 24.22 | |||||||||
Spectral type | DA | DA | DA | DA | DA | DA | DA5 | DA | DA | DA5.8 | DA | DA | |||||||
Effective temperature | [K] | 8580.0 (64) | 8587.0 (60) | 8580.0 (64) | 8418.0 | 8520.0 (40) | 8351.0 (124) | 8699.0 (26) | 8437.0 (27) | 8752.0 (24) | |||||||||
log(g) | [cgs] | 8.02 (0.01) | 8.03 (0.02) | 8.02 (0.02) | 7.98 | 8.14 (0.06) | 7.96 (0.03) | 8.23 (0.07) | 7.94 (0.06) | 8.36 (0.06) | |||||||||
Mass | [M☉] | 0.609 (0.01) | 0.611 (0.01) | 0.606 (0.01) | 0.584 | 0.68 (0.04) | 0.574 (0.02) | 0.565 (0.03) | |||||||||||
log(Luminosity) | [L☉] | ||||||||||||||||||
Cooling age | [Gyr] | 0.9600 | 0.9135 | 1.1482 | |||||||||||||||
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] | 11.25 (0.1) | 11.22 (0.1) | 11.22 (0.1) | 11.25 | 11.25 (0.1) | 11.22 (0.1) | ||||||||||||
Distance | [pc] | 88.91 (0.8) | 89.13 (1) | 89.16 (1) | 88.91 | 88.91 (0.8) | 89.16 (1) | ||||||||||||
Composition | H | H | H | H | |||||||||||||||
Proper motion (right ascension) | [mas/yr] | -6.084659847 (0.09) | -6.166847648 (0.2) | -6.085 (0.09) | -6.167 | -7.0 | -10.0 | ||||||||||||
Proper motion (declination) | [mas/yr] | 4.022943597 (0.07) | 4.280853686 (0.2) | 4.023 (0.07) | 4.281 | 3.9 | 5.0 | ||||||||||||
Variability | |||||||||||||||||||
Magnetic | |||||||||||||||||||
Bd | [MG] | ||||||||||||||||||
Infrared excess (disk) | |||||||||||||||||||
Binarity | |||||||||||||||||||
B magnitude | |||||||||||||||||||
V magnitude | |||||||||||||||||||
R magnitude | |||||||||||||||||||
I magnitude | |||||||||||||||||||
J magnitude | 17.14 (0.02) | 16.79 (0.2) | |||||||||||||||||
H magnitude | |||||||||||||||||||
K magnitude | 17.18 (0.1) | ||||||||||||||||||
u magnitude | 17.99 (0.01) | 17.97 (0.01) | 18.00 (0.01) | 17.98 (0.01) | 18.00 (0.02) | 17.95 | 17.99 (0.02) | 17.95 (0.02) | |||||||||||
g magnitude | 17.55 (0.005) | 17.55 (0.005) | 17.57 (0.005) | 17.55 (0.02) | 17.56 | 17.56 (0.02) | 17.56 (0.02) | ||||||||||||
r magnitude | 17.54 (0.006) | 17.54 (0.006) | 17.53 (0.006) | 17.54 (0.02) | 17.55 | 17.54 (0.02) | 17.55 (0.01) | ||||||||||||
i magnitude | 17.58 (0.007) | 17.58 (0.007) | 17.58 (0.007) | 17.59 (0.02) | 17.59 | 17.59 (0.02) | 17.59 (0.01) | ||||||||||||
z magnitude | 17.69 (0.02) | 17.69 (0.02) | 17.68 (0.02) | 17.70 (0.02) | 17.71 | 17.68 (0.02) | 17.71 (0.03) | ||||||||||||
G magnitude | 17.48 (0.01) | 17.50 | 17.48 | 17.48 (0.003) | 17.50 | ||||||||||||||
BP magnitude | 17.58 (0.01) | 17.58 | 17.58 | ||||||||||||||||
RP magnitude | 17.28 (0.01) | 17.29 | 17.29 | ||||||||||||||||
Pan g magnitude | 17.57 (0.004) | 17.57 (0.006) | |||||||||||||||||
Pan r magnitude | 17.54 (0.003) | 17.54 (0.002) | |||||||||||||||||
Pan i magnitude | 17.60 (0.004) | 17.60 (0.004) | |||||||||||||||||
Pan z magnitude | 17.71 (0.007) | 17.71 (0.007) | |||||||||||||||||
Pan y magnitude | 17.79 (0.009) | 17.79 (0.01) | |||||||||||||||||
E(B-V) | 0.001 |
* 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.