All names: PMC 90-93 565, GSC 06372-01278, CCDM J21267-2225A, HD 204075, * 34 Cap, IDS 21210-2251 A, PPM 272494, JP11 3348, Gaia DR3 6828125061423674752, Gaia EDR3 6828125061423674752, 2MASS J21264003-2224407, RAFGL 2764, PLX 5160.00, IRC -20602, Gaia DR2 6828125061422280448, CSI-22 15388 21, SAO 190341, IRAS 21238-2237, TD1 28082, MFU 134, YZ 112 14768, * zet Cap, ROT 3121, N30 4731, UBV 18485, uvby98 100204075, WD 2123-226, SRS 30806, TYC 6372-1278-1, [L91b] 344, GEN# +1.00204075, ADS 14971 A, FK5 806, UBV M 25700, SKY# 40879, WDS J21267-2225A, GCRV 13481, SBC9 1306, TIC 99673628, WEB 19202, PLX 5160, GC 30020, CD-22 15388, HIP 105881, HIC 105881, NSV 25596, ** SEE 446A, HR 8204
| Parameter | Unit | Gaia EDR3 | Gaia DR2 | Stilism | Simbad | White Dwarf Catalog (McCook & Sion 1999) |
|---|---|---|---|---|---|---|
| Right ascension | 21 26 40.03 (0.2) | 21 26 40.03 (0.4) | 21 26 40.03 (0.2) | 21 26 40.10 | ||
| Declination | -22 24 40.37 (0.2) | -22 24 40.39 (0.3) | -22 24 40.75 (0.2) | -22 24 39.60 | ||
| Spectral type | G4Ib | 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] | 7.37 (0.3) | 7.35 (0.5) | 7.37 (0.3) | ||
| Distance | [pc] | 135.66 (5) | 135.99 (9) | 135.66 (5) | ||
| Composition | ||||||
| Proper motion (right ascension) | [mas/yr] | -3.867223262 (0.3) | -1.412 (0.8) | -3.867 (0.3) | ||
| Proper motion (declination) | [mas/yr] | 23.70289556 (0.2) | 28.067 (0.6) | 23.703 (0.2) | ||
| Variability | ||||||
| Magnetic | ||||||
| Bd | [MG] | |||||
| Infrared excess (disk) | ||||||
| Binarity | ||||||
| B magnitude | 4.75 | |||||
| V magnitude | 3.74 | |||||
| R magnitude | 3.09 | |||||
| I magnitude | 2.65 | |||||
| J magnitude | 2.35 | |||||
| H magnitude | 1.98 | |||||
| K magnitude | 1.87 | |||||
| u magnitude | ||||||
| g magnitude | ||||||
| r magnitude | ||||||
| i magnitude | ||||||
| z magnitude | ||||||
| G magnitude | 3.53 (0.009) | 3.43 | 3.53 (0.003) | |||
| BP magnitude | 4.05 (0.009) | 4.10 | ||||
| RP magnitude | 2.92 (0.002) | 2.95 | ||||
| Pan g magnitude | ||||||
| Pan r magnitude | ||||||
| Pan i magnitude | ||||||
| Pan z magnitude | ||||||
| Pan y magnitude | ||||||
| E(B-V) | 0.005 | |||||
* 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.