All names: 2U 1253-28, SV* HV 10215, 1M 1252-289, XSS J12529-2911, SWIFT J1252.3-2916, EC 12497-2858, UCAC4 304-070202, 2RE J1252-291, 2E 2876, INTREF 528, EXO 1249.7-2858, WDJ125224.22-291456.00, 3U 1252-28, UCAC2 19655707, GSC 06709-00694, 2RE J125223-291506, 2E 1249.7-2858, WEB 11139, 1RXS J125224.7-291451, V* EX Hya, RX J1252.4-2914, 2A 1251-290, RBS 1173, 2XMM J125224.2-291456, SBC9 742, 1ES 1249-28.9, EUVE J1252-29.2, 4U 1249-28, 2MASS J12522423-2914560, SRGA J125224.3-291456, [BM83] X1249-289, 3A 1250-289, RE J1252-291, 3XMM J125224.2-291456, Gaia DR2 6185040879503491584, RE J125223-291445, PBC J1252.3-2914, AAVSO 1247-28, TIC 9560142, Gaia DR3 6185040879503491584, 1H 1251-291, Gaia EDR3 6185040879503491584, 2EUVE J1252-29.2
| Parameter | Unit | Gaia EDR3 | Stilism | Simbad | Gentile Fusillo et al. 2018 |
|---|---|---|---|---|---|
| Right ascension | 12 52 24.08 (0.01) | 12 52 24.22 (0.01) | 12 52 24.08 | ||
| Declination | -29 14 55.51 (0.01) | -29 14 56.00 (0.01) | -29 14 55.53 | ||
| Spectral type | M5-6V | ||||
| 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] | 17.57 (0.02) | 17.57 (0.02) | 17.56 (0.04) | |
| Distance | [pc] | 56.91 (0.05) | 56.91 (0.05) | 56.95 (0.1) | |
| Composition | |||||
| Proper motion (right ascension) | [mas/yr] | -119.4731941 (0.02) | -119.473 (0.02) | -119.3067539 | |
| Proper motion (declination) | [mas/yr] | 30.32963453 (0.01) | 30.33 (0.01) | 30.47099222 | |
| Variability | |||||
| Magnetic | |||||
| Bd | [MG] | ||||
| Infrared excess (disk) | |||||
| Binarity | |||||
| B magnitude | 13.51 (0.3) | ||||
| V magnitude | 13.49 (0.3) | ||||
| R magnitude | 13.55 (0.09) | ||||
| I magnitude | |||||
| J magnitude | 12.27 (0.02) | ||||
| H magnitude | 11.95 (0.03) | ||||
| K magnitude | 11.69 (0.02) | ||||
| u magnitude | |||||
| g magnitude | |||||
| r magnitude | |||||
| i magnitude | |||||
| z magnitude | |||||
| G magnitude | 13.25 (0.02) | 13.25 (0.008) | 13.21 | ||
| BP magnitude | 13.35 (0.02) | 13.23 | |||
| RP magnitude | 12.93 (0.02) | 12.88 | |||
| Pan g magnitude | |||||
| Pan r magnitude | |||||
| Pan i magnitude | |||||
| Pan z magnitude | |||||
| Pan y magnitude | |||||
| E(B-V) | 0.002 | ||||
* 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.