All names: 09018+3607, 2MASS J09014867+3607080, USNO-B1.0 1261-00171355, NLTT 20774, 1SWASP J090148.65+360708.1, SDSS J090148.63+360707.2, LSPM J0901+3607, GD 99, CBS 89, PG 0858+363, FBS 0858+363, TIC 21448779, WD 0858+36, V* VW Lyn, FBS B 491, GEN# +6.10060099, GCRV 21695, Gaia EDR3 715357559411376128, UCAC2 44483513, KUV 410-5, J0901+3607, PM J09018+3607, KUV 08587+3619, Gaia DR2 715357559411376128, WD 0858+363, EGGR 219, KUV 08586+3619, Gaia DR3 715357559411376128, WDJ090148.66+360707.76
| Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | Kilic et al. 2025 | O'Brien et al. 2024 | McCleery et al. 2020 | Kilic et al. 2020 | MWDD H | Gaia DR2 | Stilism | Limoges et al. 2015 | Gianninas et al. 2011 | Liebert et al. 2005 | Vincent et al. 2024 | Simbad | Gentile Fusillo et al. 2018 | White Dwarf Research Corporation | White Dwarf Catalog (McCook & Sion 1999) |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Right ascension | 09 01 48.53 (0.02) | 09 01 48.53 (0.04) | 09 01 48.53 (0.04) | 09 01 48.53 | 09 01 48.66 (0.02) | 09 01 48.53 | 09 01 49.30 | |||||||||||
| Declination | 36 07 04.92 (0.02) | 36 07 05.01 (0.04) | 36 07 05.01 (0.04) | 36 07 04.92 | 36 07 07.76 (0.02) | 36 07 05.01 | 36 07 10.56 | |||||||||||
| Spectral type | DA | DA | DA | DA | DA | DA | DA | DA | DA4.1 | DAV | DAV4 | |||||||
| Effective temperature | [K] | 11576.0 (38) | 11721.0 (134) | 11680.6 (72) | 11575.0 (38) | 11382.0 | 12080.0 (179) | 12380.0 (190) | 11830.0 (174) | 11619.0 (59) | 11820.0 | |||||||
| log(g) | [cgs] | 8.10 (0.003) | 8.11 (0.02) | 8.11 (0.01) | 8.10 (0.004) | 8.08 | 8.16 (0.05) | 8.24 (0.05) | 8.09 (0.05) | 8.10 (0.006) | 8.08 | |||||||
| Mass | [M☉] | 0.662 (0.003) | 0.669 (0.01) | 0.663 (0.004) | 0.651 | 0.7 (0.03) | 0.75 (0.03) | 0.66 (0.03) | 0.664 (0.005) | |||||||||
| log(Luminosity) | [L☉] | -2.59 | -2.58 | |||||||||||||||
| Cooling age | [Gyr] | 0.4777 | 0.5012 | |||||||||||||||
| 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] | 29.43 (0.03) | 29.43 (0.03) | 29.46 (0.05) | 29.46 (0.05) | 29.43 | 29.43 (0.03) | 29.46 (0.05) | ||||||||||
| Distance | [pc] | 33.98 (0.03) | 33.98 (0.03) | 33.95 (0.06) | 33.95 (0.06) | 33.60 (1) | 33.00 | 35.00 | 33.98 | 33.98 (0.03) | 33.95 (0.06) | |||||||
| Composition | H | H | H | H | H | |||||||||||||
| Proper motion (right ascension) | [mas/yr] | -100.2719181 (0.03) | -100.3240608 (0.08) | -100.272 (0.03) | -100.3240608 | |||||||||||||
| Proper motion (declination) | [mas/yr] | -177.5464394 (0.03) | -177.4377921 (0.07) | -177.546 (0.03) | -177.4377921 | |||||||||||||
| Variability | VAR | VAR | VAR | |||||||||||||||
| Magnetic | ||||||||||||||||||
| Bd | [MG] | |||||||||||||||||
| Infrared excess (disk) | ||||||||||||||||||
| Binarity | ||||||||||||||||||
| B magnitude | 14.92 | |||||||||||||||||
| V magnitude | 14.54 | 14.55 | ||||||||||||||||
| R magnitude | 14.20 | |||||||||||||||||
| I magnitude | ||||||||||||||||||
| J magnitude | 14.63 (0.03) | |||||||||||||||||
| H magnitude | 14.77 (0.06) | |||||||||||||||||
| K magnitude | 14.71 (0.09) | |||||||||||||||||
| u magnitude | 14.87 (0.003) | 14.87 (0.003) | ||||||||||||||||
| g magnitude | 14.48 (0.003) | 14.48 (0.003) | ||||||||||||||||
| r magnitude | 14.65 (0.003) | 14.65 (0.003) | ||||||||||||||||
| i magnitude | 14.84 (0.003) | 14.84 (0.003) | ||||||||||||||||
| z magnitude | 15.06 (0.005) | 15.06 (0.005) | ||||||||||||||||
| G magnitude | 14.56 (0.002) | 14.58 | 14.58 | 14.56 | 14.56 (0.003) | 14.58 | ||||||||||||
| BP magnitude | 14.57 (0.002) | 14.56 | 14.56 | |||||||||||||||
| RP magnitude | 14.56 (0.002) | 14.57 | 14.57 | |||||||||||||||
| Pan g magnitude | 14.51 (0.002) | |||||||||||||||||
| Pan r magnitude | 14.68 (0.006) | |||||||||||||||||
| Pan i magnitude | 14.88 (0.002) | |||||||||||||||||
| Pan z magnitude | 15.08 (0.003) | |||||||||||||||||
| Pan y magnitude | 15.20 (0.003) | |||||||||||||||||
| 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.