All names: SDSS J152736.65+253502.7, LAMOST J152736.65+253502.9, Gaia DR3 1222150059528734464, SDSS J152736.66+253502.8, Gaia DR2 1222150055227312640, 2MASS J15273663+2535036, SDSS J152736.66+253502.80, PG 1525+258, WISEA J152736.67+253502.8, WISE J152736.68+253502.9, Ton 235, TIC 383522624, UCAC4 578-053210, LB 9733, WDJ152736.64+253503.35, WD 1525+257, Gaia EDR3 1222150059528734464, SDSS J152736.66+253502.7, J1527+2535, SDSS J152736.65+253503.1
| Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | SDSS DR12 | SDSS DR10 | Kilic et al. 2020 | MWDD H | Gaia DR2 | Stilism | Kepler et al. 2015 | Gianninas et al. 2011 | Vincent et al. 2024 | Simbad | Gentile Fusillo et al. 2018 | White Dwarf Catalog (McCook & Sion 1999) | Vincent et al. 2023 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Right ascension | 15 27 36.67 (0.02) | 15 27 36.65 | 15 27 36.65 | 15 27 36.66 (0.03) | 15 27 36.67 | 15 27 36.64 (0.02) | 15 27 36.66 | 15 27 35.59 | ||||||||
| Declination | 25 35 02.45 (0.03) | 25 35 03.12 | 25 35 03.12 | 25 35 02.48 (0.03) | 25 35 02.45 | 25 35 03.35 (0.03) | 25 35 02.48 | 25 35 02.04 | ||||||||
| Spectral type | DA | DA | DA | DA | DA | DA2.2 | DA3 | DA | ||||||||
| Effective temperature | [K] | 21628.0 (234) | 20269.0 | 24191.0 (49) | 23410.0 (369) | 21946.0 (205) | ||||||||||
| log(g) | [cgs] | 8.27 (0.01) | 8.21 | 8.42 (0.01) | 8.30 (0.05) | 8.29 (0.009) | ||||||||||
| Mass | [M☉] | 0.79 (0.008) | 0.748 | 0.87 (0.006) | 0.81 (0.03) | 0.799 (0.007) | ||||||||||
| log(Luminosity) | [L☉] | |||||||||||||||
| Cooling age | [Gyr] | 0.1060 | ||||||||||||||
| 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] | 11.81 (0.04) | 11.78 (0.05) | 11.81 | 11.81 (0.04) | 11.78 (0.05) | ||||||||||
| Distance | [pc] | 84.69 (0.3) | 84.90 (0.3) | 87.00 | 84.69 | 84.69 (0.3) | 84.90 (0.3) | |||||||||
| Composition | H | H | ||||||||||||||
| Proper motion (right ascension) | [mas/yr] | 17.54032058 (0.03) | 17.66487385 (0.07) | 17.54 (0.03) | 17.66487385 | |||||||||||
| Proper motion (declination) | [mas/yr] | -55.9957198 (0.04) | -56.00627164 (0.06) | -55.996 (0.04) | -56.00627164 | |||||||||||
| Variability | ||||||||||||||||
| Magnetic | ||||||||||||||||
| Bd | [MG] | |||||||||||||||
| Infrared excess (disk) | ||||||||||||||||
| Binarity | ||||||||||||||||
| B magnitude | 15.69 (0.03) | |||||||||||||||
| V magnitude | 15.73 (0.1) | |||||||||||||||
| R magnitude | 15.14 (0.7) | |||||||||||||||
| I magnitude | ||||||||||||||||
| J magnitude | 16.26 (0.1) | |||||||||||||||
| H magnitude | 16.10 (0.2) | |||||||||||||||
| K magnitude | ||||||||||||||||
| u magnitude | 15.45 (0.005) | 15.45 (0.005) | 15.48 (0.02) | 15.45 (0.005) | 15.45 (0.005) | |||||||||||
| g magnitude | 15.52 (0.004) | 15.52 (0.004) | 15.55 (0.03) | 15.52 (0.004) | 15.52 (0.004) | |||||||||||
| r magnitude | 15.91 (0.004) | 15.91 (0.004) | 15.89 (0.01) | 15.91 (0.004) | 15.91 (0.004) | |||||||||||
| i magnitude | 16.21 (0.005) | 16.21 (0.005) | 16.21 (0.02) | 16.21 (0.005) | 16.21 (0.005) | |||||||||||
| z magnitude | 16.51 (0.009) | 16.51 (0.009) | 16.52 (0.02) | 16.51 (0.009) | 16.51 (0.009) | |||||||||||
| G magnitude | 15.73 (0.001) | 15.74 | 15.73 | 15.73 (0.003) | 15.74 | |||||||||||
| BP magnitude | 15.63 (0.001) | 15.57 | 15.57 | |||||||||||||
| RP magnitude | 15.92 (0.002) | 15.92 | 15.92 | |||||||||||||
| Pan g magnitude | 15.57 (0.002) | |||||||||||||||
| Pan r magnitude | 15.92 (0.001) | |||||||||||||||
| Pan i magnitude | 16.23 (0.003) | |||||||||||||||
| Pan z magnitude | 16.50 (0.004) | |||||||||||||||
| Pan y magnitude | 16.68 (0.01) | |||||||||||||||
| E(B-V) | 0.020 | |||||||||||||||
* 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.