All names: 2E 2304.6+2511, WD 2304+251, NSV 14429, GC 32201, FK5 3848, GEN# +1.00218356, TIC 436828549, JP11 3587, MFU 240, UBV 19801, HIP 114155, HIC 114155, HR 8796, GSC 02239-01475, Gaia EDR3 2843604151972891904, YZ 25 8859, IRAS 23046+2511, RX J2307.1+2528, Gaia DR2 2843604151972371840, PPM 115152, PLX 5597, ROT 3365, RAFGL 3026, uvby98 100218356, [ZEH2003] RX J2307.1+2528 1, YZ 0 1013, * 56 Peg, WEB 20271, BD+24 4716, SKY# 43874, SAO 91019, GCRV 14508, [LHC2000] J230706.70+252805.8, [L91b] 378, 1ES 2304+25.2, HD 218356, 2E 4682, PLX 5597.00, SBC9 2639, 2MASS J23070675+2528055, RBS 1945, 1RXS J230706.8+252807, IRC +30506, Gaia DR3 2843604151972891904, AG+25 2759, UBV M 26841, TYC 2239-1475-1
| 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.