All names: [BCF91] 146, Gaia DR3 3958581402928688768, [ZEH2003] RX J1256.6+2636 1, LAMOST J125637.10+263643.2, RX J1256.6+2636, AAVSO 1251+27, ZTF17aabwtnr, SDSS J125637.12+263643.1, Gaia EDR3 3958581402928688768, V* GO Com, A2 217, Gaia DR2 3958581402928688768, CRTS J125637.1+263643, OMHR 155349, ZL 108, CSV 1959, US 31, SV* P 866, SV* SVS 382, RX J125637.6+263656, SDSS J125637.10+263643.2, PB 3137, OMHR J125637.12+263644.2, 1RXS J125637.6+263656
| Parameter | Unit | Gaia EDR3 | Stilism | Guo et al. 2015 | Simbad | Vincent et al. 2023 |
|---|---|---|---|---|---|---|
| Right ascension | 12 56 37.12 (0.1) | 12 56 37.09 (0.1) | ||||
| Declination | 26 36 43.09 (0.07) | 26 36 43.24 (0.07) | ||||
| Spectral type | dwarf_nova | CV | ||||
| 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] | 2.25 (0.1) | 2.25 (0.1) | |||
| Distance | [pc] | 444.35 (23) | 444.35 (23) | |||
| Composition | ||||||
| Proper motion (right ascension) | [mas/yr] | 21.234 (0.1) | 21.234 (0.1) | |||
| Proper motion (declination) | [mas/yr] | -9.178 (0.1) | -9.178 (0.1) | |||
| Variability | ||||||
| Magnetic | ||||||
| Bd | [MG] | |||||
| Infrared excess (disk) | ||||||
| Binarity | ||||||
| B magnitude | ||||||
| V magnitude | ||||||
| R magnitude | ||||||
| I magnitude | ||||||
| J magnitude | ||||||
| H magnitude | ||||||
| K magnitude | ||||||
| u magnitude | 17.92 (0.01) | |||||
| g magnitude | 17.94 (0.006) | |||||
| r magnitude | 17.89 (0.007) | |||||
| i magnitude | 17.87 (0.007) | |||||
| z magnitude | 17.68 (0.02) | |||||
| G magnitude | 18.21 (0.01) | 18.21 (0.01) | ||||
| BP magnitude | 18.27 (0.05) | |||||
| RP magnitude | 17.83 (0.05) | |||||
| Pan g magnitude | ||||||
| Pan r magnitude | ||||||
| Pan i magnitude | ||||||
| Pan z magnitude | ||||||
| Pan y magnitude | ||||||
| E(B-V) | 0.015 | |||||
* 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.