All names: USNO-B1.0 1308-00255272, Gaia DR2 1392065975139109504, SDSS J151109.85+404801.1, LAMOST J151109.85+404801.0, SDSS J151109.84+404801.0, 2MASS J15110990+4048014, WDJ151109.90+404801.18, TIC 20240056, WD 1509+409, GALEX J151109.8+404801, LSPM J1511+4048, WIRED J151109.84+404801.0, Gaia EDR3 1392065975139109504, J1511+4048, PM J15111+4048, SDSS J151109.85+404801.0, Gaia DR3 1392065975139109504, 15111+4048
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 | Guo et al. 2015 | Limoges et al. 2015 | 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 | Vincent et al. 2023 |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Right ascension | 15 11 09.67 (0.02) | 15 11 09.85 | 15 11 09.68 (0.02) | 15 11 09.67 | 15 11 09.90 (0.02) | 15 11 09.68 | 15 11 09.85 | 15 11 10.08 | 15 11 09.85 | |||||||||||
Declination | 40 48 00.23 (0.02) | 40 48 01.04 | 40 48 00.26 (0.03) | 40 48 00.23 | 40 48 01.19 (0.02) | 40 48 00.26 | 40 48 01.06 | 40 47 56.04 | 40 48 01.06 | |||||||||||
Spectral type | DA | DA | DA | DA | DA | DA | DA | DA | DA | DA | DA_auto | DA | DA | DA | ||||||
Effective temperature | [K] | 8327.0 (20) | 8300.0 (17) | 8327.0 (20) | 8146.0 | 8650.0 (126) | 8510.0 (20) | 8371.0 (37) | 8691.0 (16) | 8397.0 (20) | ||||||||||
log(g) | [cgs] | 7.36 (0.005) | 7.34 (0.005) | 7.36 (0.005) | 7.31 | 8.19 (0.06) | 8.12 (0.04) | 7.38 (0.008) | 8.43 (0.03) | 8.06 (0.03) | ||||||||||
Mass | [M☉] | 0.299 (0.003) | 0.294 (0.002) | 0.298 (0.003) | 0.283 | 0.71 (0.04) | 0.67 (0.02) | 0.305 (0.004) | 0.63 (0.02) | |||||||||||
log(Luminosity) | [L☉] | -3.19 | ||||||||||||||||||
Cooling age | [Gyr] | 0.4800 | 0.5214 | 1.0965 | ||||||||||||||||
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] | 18.19 (0.03) | 18.17 (0.04) | 18.17 (0.04) | 18.19 | 18.19 (0.03) | 18.17 (0.04) | |||||||||||||
Distance | [pc] | 54.97 (0.08) | 55.04 (0.1) | 55.02 (0.1) | 34.70 (1) | 54.97 | 54.97 (0.08) | 55.02 (0.1) | ||||||||||||
Composition | H | H | H | H | H | |||||||||||||||
Proper motion (right ascension) | [mas/yr] | -157.6581072 (0.03) | -157.6696858 (0.05) | -157.658 (0.03) | -157.67 | -154.6 | ||||||||||||||
Proper motion (declination) | [mas/yr] | -59.86115685 (0.03) | -59.75150944 (0.07) | -59.861 (0.03) | -59.752 | -62.3 | ||||||||||||||
Variability | ||||||||||||||||||||
Magnetic | ||||||||||||||||||||
Bd | [MG] | |||||||||||||||||||
Infrared excess (disk) | ||||||||||||||||||||
Binarity | ||||||||||||||||||||
B magnitude | 16.00 | |||||||||||||||||||
V magnitude | ||||||||||||||||||||
R magnitude | 15.60 | |||||||||||||||||||
I magnitude | ||||||||||||||||||||
J magnitude | 15.26 (0.006) | 15.23 (0.05) | ||||||||||||||||||
H magnitude | 15.13 (0.09) | 15.13 (0.09) | ||||||||||||||||||
K magnitude | 14.85 (0.1) | 14.85 (0.1) | ||||||||||||||||||
u magnitude | 16.16 (0.005) | 16.16 (0.005) | 16.16 (0.005) | 16.16 (0.005) | 16.21 (0.04) | 15.74 | 16.26 (0.04) | |||||||||||||
g magnitude | 15.72 (0.003) | 15.72 (0.003) | 15.72 (0.003) | 15.74 (0.03) | 15.74 | 15.76 (0.03) | ||||||||||||||
r magnitude | 15.72 (0.004) | 15.72 (0.004) | 15.72 (0.004) | 15.71 (0.01) | 15.71 (0.02) | |||||||||||||||
i magnitude | 15.76 (0.004) | 15.76 (0.004) | 15.76 (0.004) | 15.75 (0.02) | 15.76 (0.02) | |||||||||||||||
z magnitude | 15.86 (0.006) | 15.86 (0.006) | 15.86 (0.006) | 15.82 (0.02) | 15.84 (0.02) | |||||||||||||||
G magnitude | 15.66 (0.002) | 15.67 | 15.66 | 15.66 (0.003) | 15.67 | |||||||||||||||
BP magnitude | 15.78 (0.002) | 15.77 | 15.77 | |||||||||||||||||
RP magnitude | 15.44 (0.002) | 15.45 | 15.45 | |||||||||||||||||
Pan g magnitude | 15.75 (0.001) | 15.75 (0.001) | ||||||||||||||||||
Pan r magnitude | 15.71 (0.003) | 15.71 (0.003) | ||||||||||||||||||
Pan i magnitude | 15.77 (0.003) | 15.77 (0.003) | ||||||||||||||||||
Pan z magnitude | 15.86 (0.005) | 15.86 (0.004) | ||||||||||||||||||
Pan y magnitude | 15.93 (0.003) | 15.93 (0.003) | ||||||||||||||||||
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.