All names: GEN# +1.00218356, TIC 436828549, HIP 114155, ROT 3365, GSC 02239-01475, uvby98 100218356, YZ 25 8859, RX J2307.1+2528, WEB 20271, NSV 14429, RAFGL 3026, PPM 115152, AG+25 2759, BD+24 4716, UBV 19801, SBC9 2639, YZ 0 1013, 1RXS J230706.8+252807, FK5 3848, Gaia DR2 2843604151972371840, GC 32201, SKY# 43874, MFU 240, IRAS 23046+2511, RBS 1945, 2MASS J23070675+2528055, 1ES 2304+25.2, * 56 Peg, PLX 5597, TYC 2239-1475-1, WD 2304+251, Gaia DR3 2843604151972891904, GCRV 14508, HD 218356, JP11 3587, PLX 5597.00, Gaia EDR3 2843604151972891904, HR 8796, IRC +30506, [LHC2000] J230706.70+252805.8, SAO 91019, UBV M 26841, 2E 4682, [L91b] 378, [ZEH2003] RX J2307.1+2528 1, HIC 114155, 2E 2304.6+2511
| Parameter | Unit | Gaia EDR3 | Gaia DR2 | Stilism | Simbad | White Dwarf Catalog (McCook & Sion 1999) |
|---|---|---|---|---|---|---|
| Right ascension | 23 07 06.74 (0.1) | 23 07 06.74 (0.4) | 23 07 06.74 (0.1) | 23 07 06.36 | ||
| Declination | 25 28 05.27 (0.07) | 25 28 05.28 (0.3) | 25 28 05.77 (0.07) | 25 28 08.40 | ||
| Spectral type | K0.5II | DA2 | ||||
| Effective temperature | [K] | |||||
| log(g) | [cgs] | |||||
| Mass | [M☉] | |||||
| log(Luminosity) | [L☉] | |||||
| Cooling age | [Gyr] | |||||
| log(H/He) | ||||||
| log(C/He) | ||||||
| log(Ca/He) | ||||||
| log(Ca/H) | ||||||
| Parallax | [mas] | 5.18 (0.1) | 6.11 (0.4) | 5.18 (0.1) | ||
| Distance | [pc] | 193.13 (4) | 163.58 (11) | 193.13 (4) | ||
| Composition | ||||||
| Proper motion (right ascension) | [mas/yr] | -2.747379485 (0.1) | -4.288 (0.5) | -2.747 (0.1) | ||
| Proper motion (declination) | [mas/yr] | -31.68241999 (0.08) | -32.639 (0.4) | -31.682 (0.08) | ||
| Variability | ||||||
| Magnetic | ||||||
| Bd | [MG] | |||||
| Infrared excess (disk) | ||||||
| Binarity | ||||||
| B magnitude | 6.06 | |||||
| V magnitude | 4.74 | |||||
| R magnitude | 3.74 | |||||
| I magnitude | 3.07 | |||||
| J magnitude | 2.44 (0.3) | |||||
| H magnitude | 1.83 (0.2) | |||||
| K magnitude | 1.79 | |||||
| u magnitude | ||||||
| g magnitude | ||||||
| r magnitude | ||||||
| i magnitude | ||||||
| z magnitude | ||||||
| G magnitude | 4.32 (0.001) | 4.24 | 4.32 (0.003) | |||
| BP magnitude | 5.01 (0.001) | 5.03 | ||||
| RP magnitude | 3.53 (0.002) | 3.56 | ||||
| Pan g magnitude | ||||||
| Pan r magnitude | ||||||
| Pan i magnitude | ||||||
| Pan z magnitude | ||||||
| Pan y magnitude | ||||||
| E(B-V) | 0.023 | |||||
* 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.