All names: SDSS J210539.64-055414.5, SDSS J210539.64-055414.6, Gaia DR3 6911900421460114944, SDSS J210539.65-055414.6, 2MASS J21053962-0554141, [HHD2009] SDSS J2105-0554, [SGR2010] J2105-0554, WD 2103-061, TIC 35536267, Gaia DR2 6911900421460114944, WIRED J210539.64-055414.5
Parameter | Unit | Pan-STARRS DR1 | SDSS DR12 | MWDD H | Gaia DR2 | Stilism | sdss-wdms.org (29/04/2016) | Simbad | Eisenstein et al. 2006 | White Dwarf Catalog (McCook & Sion 1999) | Kleinman et al. 2013 |
---|---|---|---|---|---|---|---|---|---|---|---|
Right ascension | 21 05 39.65 | 21 05 39.67 (1) | 21 05 39.64 | 21 05 39.65 (1) | 21 05 39.65 | 21 05 39.65 | 21 05 39.65 | ||||
Declination | -05 54 14.60 | -05 54 14.75 (0.7) | -05 54 14.51 | -05 54 14.53 (0.7) | -05 54 14.62 | -05 54 10.08 | -05 54 14.58 | ||||
Spectral type | DA+M | DA+M | DA+M | DA+M | DA d | DA+M | |||||
Effective temperature | [K] | 6163.0 | 15071.0 (751) | 9314.0 (96) | 9164.0 (93) | ||||||
log(g) | [cgs] | 7.46 | 7.83 (0.2) | 8.40 (0.1) | 8.18 (0.1) | ||||||
Mass | [M☉] | 0.325 | 0.52 (0.09) | ||||||||
log(Luminosity) | [L☉] | ||||||||||
Cooling age | [Gyr] | 1.1240 | |||||||||
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] | 6.67 (1) | 6.67 (1) | ||||||||
Distance | [pc] | 149.85 (22) | 431.00 (43) | 149.85 (22) | |||||||
Composition | H | ||||||||||
Proper motion (right ascension) | [mas/yr] | 11.20833601 (2) | 11.208 (2) | 14.5 | |||||||
Proper motion (declination) | [mas/yr] | -14.53307841 (1) | -14.533 (1) | -8.0 | |||||||
Variability | |||||||||||
Magnetic | |||||||||||
Bd | [MG] | ||||||||||
Infrared excess (disk) | |||||||||||
Binarity | WDMS | WDMS | WDMS | ||||||||
B magnitude | |||||||||||
V magnitude | |||||||||||
R magnitude | |||||||||||
I magnitude | |||||||||||
J magnitude | 16.89 (0.2) | ||||||||||
H magnitude | 16.24 (0.2) | ||||||||||
K magnitude | 15.88 (0.05) | ||||||||||
u magnitude | 19.66 (0.03) | 19.68 | 19.67 (0.03) | 19.68 (0.03) | 19.68 | 19.67 (0.03) | |||||
g magnitude | 19.30 (0.01) | 19.33 | 19.32 (0.01) | 19.33 (0.01) | 19.33 | 19.32 (0.01) | |||||
r magnitude | 19.27 (0.01) | 19.31 | 19.29 (0.01) | 19.31 (0.01) | 19.31 | 19.29 (0.01) | |||||
i magnitude | 18.71 (0.01) | 18.75 | 18.73 (0.01) | 18.75 (0.01) | 18.76 | 18.73 (0.02) | |||||
z magnitude | 18.13 (0.02) | 18.17 | 18.16 (0.03) | 18.17 (0.03) | 18.17 | 18.13 (0.03) | |||||
G magnitude | 19.27 | 19.55 (0.01) | |||||||||
BP magnitude | 19.09 | ||||||||||
RP magnitude | 18.24 | ||||||||||
Pan g magnitude | 19.30 (0.008) | ||||||||||
Pan r magnitude | 19.32 (0.008) | ||||||||||
Pan i magnitude | 18.77 (0.006) | ||||||||||
Pan z magnitude | 18.29 (0.01) | ||||||||||
Pan y magnitude | 18.03 (0.01) | ||||||||||
E(B-V) | 0.011 |
* 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.