All names: USNO-B1.0 0911-00539446, Gaia EDR3 2688307166863547264, J2135+0106, SDSS J213547.00+010650.1, GALEX J213547.1+010649, Gaia DR3 2688307166863547264, SDSS J213547.01+010650.0, Gaia DR2 2688307166863547264, NLTT 51626, LSPM J2135+0106, LP 638-13, SDSS J213546.99+010650.1, SDSS J213547.07+010649.3
Parameter | Unit | Gaia EDR3 | SDSS DR12 | Caron et al. 2023 | MWDD H | Gaia DR2 | Stilism | Vincent et al. 2024 | Simbad | Kleinman et al. 2013 | Vincent et al. 2023 |
---|---|---|---|---|---|---|---|---|---|---|---|
Right ascension | 21 35 47.15 (0.2) | 21 35 47.07 | 21 35 47.14 (0.4) | 21 35 47.15 | 21 35 46.99 (0.2) | 21 35 47.00 | |||||
Declination | 01 06 48.63 (0.2) | 01 06 49.39 | 01 06 48.68 (0.3) | 01 06 48.63 | 01 06 50.30 (0.2) | 01 06 50.12 | |||||
Spectral type | DA | DA | DA | DA | DA | DA | |||||
Effective temperature | [K] | 6071.0 (28) | 5871.0 | 6316.0 (130) | 6322.0 (26) | ||||||
log(g) | [cgs] | 7.84 (0.06) | 7.68 | 7.86 (0.06) | 7.93 (0.2) | ||||||
Mass | [M☉] | 0.496 (0.04) | 0.416 | 0.509 (0.04) | 0.553 (0.1) | ||||||
log(Luminosity) | [L☉] | ||||||||||
Cooling age | [Gyr] | 1.7900 | 1.5430 | ||||||||
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] | 9.25 (0.3) | 9.70 (0.5) | 9.70 (0.4) | 9.25 | 9.25 (0.3) | |||||
Distance | [pc] | 108.16 (3) | 103.09 (5) | 103.07 (5) | 108.16 | 108.16 (3) | |||||
Composition | H | H | |||||||||
Proper motion (right ascension) | [mas/yr] | 146.839203 (0.3) | 145.8504517 (0.6) | 146.839 (0.3) | |||||||
Proper motion (declination) | [mas/yr] | -104.3343623 (0.2) | -104.2664482 (0.6) | -104.334 (0.2) | |||||||
Variability | |||||||||||
Magnetic | |||||||||||
Bd | [MG] | ||||||||||
Infrared excess (disk) | |||||||||||
Binarity | |||||||||||
B magnitude | 18.60 | ||||||||||
V magnitude | |||||||||||
R magnitude | 18.60 | ||||||||||
I magnitude | |||||||||||
J magnitude | 17.86 (0.03) | ||||||||||
H magnitude | 17.64 (0.08) | ||||||||||
K magnitude | 17.79 (0.1) | ||||||||||
u magnitude | 19.97 (0.04) | 19.98 (0.04) | 19.98 (0.04) | 19.98 (0.04) | |||||||
g magnitude | 19.12 (0.01) | 19.12 (0.01) | 19.21 (0.02) | ||||||||
r magnitude | 18.77 (0.01) | 18.85 (0.01) | 18.85 (0.01) | ||||||||
i magnitude | 18.61 (0.01) | 18.62 (0.01) | 18.74 (0.02) | ||||||||
z magnitude | 18.62 (0.03) | 18.65 (0.03) | 18.66 (0.04) | ||||||||
G magnitude | 18.90 (0.03) | 18.92 | 18.90 | 18.90 (0.004) | |||||||
BP magnitude | 19.04 (0.03) | 18.94 | |||||||||
RP magnitude | 18.27 (0.02) | 18.21 | |||||||||
Pan g magnitude | 19.15 (0.003) | ||||||||||
Pan r magnitude | 18.84 (0.002) | ||||||||||
Pan i magnitude | 18.72 (0.02) | ||||||||||
Pan z magnitude | 18.63 (0.05) | ||||||||||
Pan y magnitude | |||||||||||
E(B-V) | 0.007 |
* 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.