All names: TIC 25133286, Gaia 22alg, RE J0408-711, AAVSO 0409-71, [L63] 1, RBS 512, [FS2003] 0157, WISEA J040911.50-711741.4, SV* HV 8028, Gaia EDR3 4653893040002306432, 2E 0409.5-7125, WISE J040911.47-711741.4, NAME RE J0409-7125, 2RE J040905-711721, WDJ040911.4-711741.55, UCAC4 094-004101, V* VW Hyi, AN 11.1932, Gaia DR3 4653893040002306432, AT 2022bkb, UCAC2 1346573, TYC 9156-1776-1, EUVE J0409-71.3, 2EUVE J0409-71.3, EUVE J0409-71.2, [H2013] LMCe 11, 2RE J0409-711, 1AXG J040911-7118, RE J040858-711806, 3XMM J040911.3-711742, 2E 946, WDJ040911.40-711741.56, 2MASS J04091138-7117413, 1RXS J040912.0-711739, Gaia DR2 4653893040002306432, [R97] VW Hyi 5, SV* P 126, RX J0409.3-7117
| Parameter | Unit | Gaia EDR3 | Gaia DR2 | Stilism | Vincent et al. 2024 | Simbad | Gentile Fusillo et al. 2018 |
|---|---|---|---|---|---|---|---|
| Right ascension | 04 09 11.57 (0.02) | 04 09 11.56 | 04 09 11.57 | 04 09 11.40 (0.02) | 04 09 11.56 | ||
| Declination | -71 17 41.36 (0.02) | -71 17 41.36 | -71 17 41.36 | -71 17 41.55 (0.02) | -71 17 41.36 | ||
| Spectral type | DQ | ?+L0 | |||||
| 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] | 18.57 (0.02) | 18.53 (0.02) | 18.57 | 18.57 (0.02) | 18.53 (0.02) | |
| Distance | [pc] | 53.84 (0.05) | 53.96 (0.06) | 53.84 | 53.84 (0.05) | 53.96 (0.06) | |
| Composition | |||||||
| Proper motion (right ascension) | [mas/yr] | 51.34027511 (0.02) | 51.36372997 (0.04) | 51.34 (0.02) | 51.36372997 | ||
| Proper motion (declination) | [mas/yr] | 12.25048654 (0.02) | 12.2853721 (0.04) | 12.25 (0.02) | 12.2853721 | ||
| Variability | |||||||
| Magnetic | |||||||
| Bd | [MG] | ||||||
| Infrared excess (disk) | |||||||
| Binarity | |||||||
| B magnitude | 12.79 (0.9) | ||||||
| V magnitude | 12.54 (0.9) | ||||||
| R magnitude | 14.16 (0.1) | ||||||
| I magnitude | |||||||
| J magnitude | 12.52 (0.02) | ||||||
| H magnitude | 12.04 (0.03) | ||||||
| K magnitude | 11.70 (0.02) | ||||||
| u magnitude | |||||||
| g magnitude | 12.65 (0.9) | ||||||
| r magnitude | 12.48 (0.9) | ||||||
| i magnitude | 12.45 (0.9) | ||||||
| z magnitude | |||||||
| G magnitude | 13.80 (0.05) | 13.84 | 13.80 | 13.80 (0.02) | 13.84 | ||
| BP magnitude | 13.93 (0.05) | 13.94 | 13.94 | ||||
| RP magnitude | 13.42 (0.04) | 13.45 | 13.45 | ||||
| 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.