All names: Gaia DR2 4004175916749342592, 2MASS J11493576+2353210, PSO J177.3981+23.8890, Gaia EDR3 4004175916749342592, NLTT 28667, Gaia DR3 4004175916749342592, J1149+2353, LP 375-44, SDSS J114935.69+235320.7, TIC 347321513, LSPM J1149+2353, 11495+2353, USNO-B1.0 1138-00187299, PM J11495+2353, WDJ114935.76+235320.87
Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | Caron et al. 2023 | Blouin et al. 2019 | MWDD H | MWDD HE | Gaia DR2 | Stilism | Limoges et al. 2015 | Vincent et al. 2024 | Simbad | Gentile Fusillo et al. 2018 |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Right ascension | 11 49 35.53 (0.1) | 11 49 35.54 (0.2) | 11 49 35.53 | 11 49 35.76 (0.1) | 11 49 35.54 | ||||||||
Declination | 23 53 20.44 (0.1) | 23 53 20.46 (0.2) | 23 53 20.44 | 23 53 20.88 (0.1) | 23 53 20.46 | ||||||||
Spectral type | DC | DC | DC | DC | DC | DA: | DC | ||||||
Effective temperature | [K] | 5054.0 (24) | 5010.0 (30) | 5033.0 | 4716.0 | 4960.0 (54) | 5038.0 (63) | ||||||
log(g) | [cgs] | 7.99 (0.02) | 7.95 (0.03) | 7.97 | 7.75 | 8.00 (0) | 7.96 (0.03) | ||||||
Mass | [M☉] | 0.572 (0.01) | 0.549 (0.02) | 0.559 | 0.426 | 0.58 (0.1) | 0.558 (0.03) | ||||||
log(Luminosity) | [L☉] | -4.06 | |||||||||||
Cooling age | [Gyr] | 5.4100 | 5.0000 (0.4) | 5.0820 | 3.9430 | ||||||||
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] | 22.89 (0.1) | 22.91 (0.2) | 22.91 (0.2) | 22.91 (0.2) | 22.89 | 22.89 (0.1) | 22.91 (0.2) | |||||
Distance | [pc] | 43.69 (0.3) | 43.65 (0.5) | 43.66 (0.5) | 43.66 (0.5) | 42.00 (5) | 43.69 | 43.69 (0.3) | 43.66 (0.5) | ||||
Composition | H | H | H | ||||||||||
Proper motion (right ascension) | [mas/yr] | -194.2238444 (0.2) | -194.0233577 (0.3) | -183.0 | -194.224 (0.2) | -194.0233577 | |||||||
Proper motion (declination) | [mas/yr] | -27.1481538 (0.1) | -26.8087045 (0.3) | -17.0 | -27.148 (0.1) | -26.8087045 | |||||||
Variability | |||||||||||||
Magnetic | |||||||||||||
Bd | [MG] | ||||||||||||
Infrared excess (disk) | |||||||||||||
Binarity | |||||||||||||
B magnitude | 18.30 | ||||||||||||
V magnitude | |||||||||||||
R magnitude | 17.20 | ||||||||||||
I magnitude | |||||||||||||
J magnitude | 16.72 (0.02) | 16.43 (0.1) | 16.42 | 16.43 (0.1) | |||||||||
H magnitude | 15.99 (0.2) | 15.99 (0.2) | 15.99 | 15.99 (0.2) | |||||||||
K magnitude | 17.03 (0.03) | 17.03 | |||||||||||
u magnitude | 20.20 (0.05) | 20.35 | 20.22 (0.04) | 20.32 (0.05) | |||||||||
g magnitude | 18.67 | 18.56 (0.01) | 18.66 (0.008) | ||||||||||
r magnitude | 17.95 | 17.95 (0.004) | 17.95 (0.007) | ||||||||||
i magnitude | 17.70 | 17.69 (0.005) | 17.70 (0.007) | ||||||||||
z magnitude | 17.61 | 17.62 (0.006) | 17.61 (0.02) | ||||||||||
G magnitude | 17.98 (0.02) | 18.00 | 17.98 | 17.98 (0.003) | 18.00 | ||||||||
BP magnitude | 18.49 (0.02) | 18.54 | 18.54 | ||||||||||
RP magnitude | 17.36 (0.01) | 17.35 | 17.35 | ||||||||||
Pan g magnitude | 18.56 (0.009) | 18.56 (0.01) | 18.55 (0.01) | ||||||||||
Pan r magnitude | 17.95 (0.004) | 17.95 (0.004) | 17.95 (0.004) | ||||||||||
Pan i magnitude | 17.69 (0.005) | 17.69 (0.005) | 17.69 (0.005) | ||||||||||
Pan z magnitude | 17.62 (0.006) | 17.62 (0.006) | 17.62 (0.006) | ||||||||||
Pan y magnitude | 17.59 (0.01) | 17.59 (0.01) | 17.59 (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.