All names: CSI+09-17505, EGGR 124, Gaia DR3 4488750108662714624, ** SKF 304B, G 140-B1B, USNO-B1.0 0997-00324544, 2MASS J17525575+0947520, WD 1750+09, 1SWASP J175255.81+094751.9, TIC 277255078, LSPM J1752+0947, WD 1750+094, J1752+0947, WDS J17529+0948B, UCAC3 200-161057, Gaia EDR3 4488750108662714624, UBV 15224, Gaia DR2 4488750108662714624, WDJ175255.76+094752.03, HD 162867B, WD 1750+098, uvby98 620020124, UCAC4 499-073797
Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | Caron et al. 2023 | MWDD H | Gaia DR2 | Tremblay et al. 2017 | Stilism | Vincent et al. 2024 | Simbad | Gentile Fusillo et al. 2018 | White Dwarf Catalog (McCook & Sion 1999) |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Right ascension | 17 52 55.76 (0.02) | 17 52 55.76 (0.04) | 17 52 55.76 | 17 52 55.76 (0.02) | 17 52 55.76 | 17 52 55.22 | ||||||
Declination | 09 47 49.48 (0.02) | 09 47 49.56 (0.04) | 09 47 49.48 | 09 47 52.03 (0.02) | 09 47 49.56 | 09 48 23.76 | ||||||
Spectral type | DA | DA | DA | DC | DC5 | DA | ||||||
Effective temperature | [K] | 9706.0 (82) | 9939.0 | 9520.0 | 9642.0 (65) | |||||||
log(g) | [cgs] | 7.99 (0.01) | 8.15 | 7.99 (0.01) | ||||||||
Mass | [M☉] | 0.576 (0.01) | 0.692 | 0.576 (0.009) | ||||||||
log(Luminosity) | [L☉] | |||||||||||
Cooling age | [Gyr] | 0.7000 | 0.7612 | |||||||||
log(H/He) | -5.0 | |||||||||||
log(C/He) | ||||||||||||
log(Ca/He) | ||||||||||||
log(Ca/H) | ||||||||||||
log(N/He) | ||||||||||||
log(O/He) | ||||||||||||
log(Na/He) | ||||||||||||
log(Mg/He) | ||||||||||||
log(Al/He) | ||||||||||||
log(Si/He) | ||||||||||||
log(P/He) | ||||||||||||
log(S/He) | ||||||||||||
log(Cl/He) | ||||||||||||
log(Sc/He) | ||||||||||||
log(Ti/He) | ||||||||||||
log(V/He) | ||||||||||||
log(Cr/He) | ||||||||||||
log(Mn/He) | ||||||||||||
log(Fe/He) | ||||||||||||
log(Co/He) | ||||||||||||
log(Ni/He) | ||||||||||||
log(Cu/He) | ||||||||||||
log(Zn/He) | ||||||||||||
log(Ga/He) | ||||||||||||
log(Ge/He) | ||||||||||||
log(Sr/He) | ||||||||||||
Parallax | [mas] | 22.83 (0.03) | 22.69 (0.05) | 22.69 (0.05) | 22.80 (0.4) | 22.83 | 22.83 (0.03) | 22.69 (0.05) | ||||
Distance | [pc] | 43.80 (0.06) | 44.07 (0.1) | 44.06 (0.1) | 43.86 (0.7) | 43.80 | 43.80 (0.06) | 44.06 (0.1) | ||||
Composition | He | H | ||||||||||
Proper motion (right ascension) | [mas/yr] | -4.990072982 (0.03) | -5.275451867 (0.09) | -4.99 (0.03) | -5.275451867 | |||||||
Proper motion (declination) | [mas/yr] | -159.5883013 (0.03) | -159.6091517 (0.08) | -159.588 (0.03) | -159.6091517 | |||||||
Variability | ||||||||||||
Magnetic | ||||||||||||
Bd | [MG] | |||||||||||
Infrared excess (disk) | ||||||||||||
Binarity | ||||||||||||
B magnitude | 15.82 | |||||||||||
V magnitude | 15.72 (0.05) | |||||||||||
R magnitude | 15.97 (0.2) | |||||||||||
I magnitude | ||||||||||||
J magnitude | 15.62 (0.01) | 15.63 (0.06) | ||||||||||
H magnitude | 15.58 (0.1) | 15.58 (0.1) | ||||||||||
K magnitude | 15.63 (0.2) | 15.63 (0.2) | ||||||||||
u magnitude | ||||||||||||
g magnitude | ||||||||||||
r magnitude | ||||||||||||
i magnitude | ||||||||||||
z magnitude | ||||||||||||
G magnitude | 15.61 (0.003) | 15.64 | 15.62 (0.002) | 15.61 | 15.61 (0.003) | 15.64 | ||||||
BP magnitude | 15.65 (0.003) | 15.63 | 15.63 | |||||||||
RP magnitude | 15.54 (0.002) | 15.54 | 15.54 | |||||||||
Pan g magnitude | 15.62 (0.005) | 15.62 (0.005) | ||||||||||
Pan r magnitude | 15.72 (0.001) | 15.72 (0.001) | ||||||||||
Pan i magnitude | 15.88 (0.003) | 15.88 (0.003) | ||||||||||
Pan z magnitude | 16.04 (0.006) | 16.04 (0.005) | ||||||||||
Pan y magnitude | 16.09 (0.01) | 16.09 (0.02) | ||||||||||
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.