All names: LAMOST J111857.94+283657.8, J1118+2836, NLTT 26965, SDSS J111857.94+283657.8, LAMOST J111858.04+283657.8, USNO-B1.0 1186-00186208, G 147-43, TIC 1152191, PB 2512, 2MASS J11185807+2836577, WDJ111858.03+283657.59, WD 1116+288, WIRED J111857.94+283657.8, LSPM J1118+2836, Ton 578, Gaia EDR3 3998830061150314368, SDSS J111857.94+283657.9, SDSS J111857.93+283657.8, Gaia DR3 3998830061150314368, GALEX J111857.9+283658, Gaia DR2 3998830061150314368, GEN# +9.80147043
| Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | SDSS DR12 | Caron et al. 2023 | Gaia DR2 | Stilism | Guo et al. 2015 | Sayres et al. 2012 | Vincent et al. 2024 | Simbad | Gentile Fusillo et al. 2018 | Kleinman et al. 2013 | Vincent et al. 2023 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Right ascension | 11 18 57.72 (0.04) | 11 18 57.94 | 11 18 57.73 (0.07) | 11 18 58.04 | 11 18 57.72 | 11 18 58.03 (0.04) | 11 18 57.73 | 11 18 57.94 | ||||||
| Declination | 28 36 58.07 (0.05) | 28 36 57.83 | 28 36 58.05 (0.08) | 28 36 57.80 | 28 36 58.07 | 28 36 57.59 (0.05) | 28 36 58.05 | 28 36 57.87 | ||||||
| Spectral type | DA | DA | DA5.5 | DA | DA5.5 | DA | DA | |||||||
| Effective temperature | [K] | 8806.0 (43) | 8550.0 (30) | 8482.0 (71) | 8430.0 (21) | |||||||||
| log(g) | [cgs] | 8.15 (0.009) | 8.37 (0.04) | 8.07 (0.01) | 8.23 (0.03) | |||||||||
| Mass | [M☉] | 0.687 (0.008) | 0.64 (0.01) | 0.732 (0.02) | ||||||||||
| log(Luminosity) | [L☉] | |||||||||||||
| Cooling age | [Gyr] | 1.0800 | ||||||||||||
| 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] | 18.58 (0.06) | 18.53 (0.08) | 18.53 (0.08) | 18.58 | 18.58 (0.06) | 18.53 (0.08) | |||||||
| Distance | [pc] | 53.82 (0.2) | 53.97 (0.2) | 53.97 (0.2) | 59.40 | 53.82 | 53.82 (0.2) | 53.97 (0.2) | ||||||
| Composition | H | H | ||||||||||||
| Proper motion (right ascension) | [mas/yr] | -255.1932156 (0.05) | -254.8762687 (0.1) | -255.193 (0.05) | -254.8762687 | |||||||||
| Proper motion (declination) | [mas/yr] | 30.16908028 (0.06) | 29.92831166 (0.1) | 30.169 (0.07) | 29.92831166 | |||||||||
| Variability | ||||||||||||||
| Magnetic | ||||||||||||||
| Bd | [MG] | |||||||||||||
| Infrared excess (disk) | ||||||||||||||
| Binarity | ||||||||||||||
| B magnitude | 16.81 | |||||||||||||
| V magnitude | ||||||||||||||
| R magnitude | 16.40 | |||||||||||||
| I magnitude | ||||||||||||||
| J magnitude | 16.15 (0.01) | 16.29 (0.1) | 16.29 (0.1) | |||||||||||
| H magnitude | 16.12 (0.2) | 16.12 (0.2) | 16.12 (0.2) | |||||||||||
| K magnitude | 16.17 (0.03) | 16.17 | ||||||||||||
| u magnitude | 16.93 (0.007) | 16.93 (0.007) | 16.95 (0.008) | 16.93 (0.007) | 16.93 (0.007) | 16.96 (0.02) | ||||||||
| g magnitude | 16.56 (0.004) | 16.57 (0.004) | 16.56 (0.004) | 16.56 (0.004) | 16.59 (0.02) | |||||||||
| r magnitude | 16.56 (0.004) | (0.004) | 16.56 (0.004) | 16.56 (0.004) | 16.56 (0.02) | |||||||||
| i magnitude | 16.59 (0.005) | 16.59 (0.005) | 16.59 (0.005) | 16.59 (0.005) | 16.59 (0.02) | |||||||||
| z magnitude | 16.74 (0.009) | 16.74 (0.009) | 16.74 (0.009) | 16.74 (0.009) | 16.75 (0.02) | |||||||||
| G magnitude | 16.50 (0.004) | 16.52 | 16.50 | 16.50 (0.003) | 16.52 | |||||||||
| BP magnitude | 16.60 (0.004) | 16.60 | 16.60 | |||||||||||
| RP magnitude | 16.30 (0.004) | 16.31 | 16.31 | |||||||||||
| Pan g magnitude | 16.58 (0.004) | 16.58 (0.004) | ||||||||||||
| Pan r magnitude | 16.56 (0.003) | 16.56 (0.004) | ||||||||||||
| Pan i magnitude | 16.62 (0.006) | 16.62 (0.007) | ||||||||||||
| Pan z magnitude | 16.74 (0.004) | 16.74 (0.004) | ||||||||||||
| Pan y magnitude | 16.81 (0.005) | 16.81 (0.007) | ||||||||||||
| E(B-V) | 0.002 | |||||||||||||
* 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.