All names: Gaia DR3 4460086458999242368, WDJ162203.86+121333.55, GALEX J162203.9+121332, Gaia DR2 4460086458999242368, SDSS J162203.88+121333.2, 2MASS J16220386+1213336, PG 1619+123, TIC 149692034, WD 1619+123, SDSS J162203.88+121333.1, USNO-B1.0 1022-00310196, Gaia EDR3 4460086458999242368, WDS J16221+1214B, ** FAR 18B, J1622+1213
Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | Kilic et al. 2025 | Kilic et al. 2020 | MWDD H | Gaia DR2 | Bedard et al. 2017 | Tremblay et al. 2017 | Stilism | Gianninas et al. 2011 | Koester et al. 2009 | Liebert et al. 2005 | Vincent et al. 2024 | Simbad | Gentile Fusillo et al. 2018 | White Dwarf Catalog (McCook & Sion 1999) |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Right ascension | 16 22 03.93 (0.02) | 16 22 03.93 (0.03) | 16 22 03.93 | 16 22 03.86 (0.02) | 16 22 03.93 | 16 22 03.58 | |||||||||||
Declination | 12 13 32.48 (0.02) | 12 13 32.51 (0.02) | 12 13 32.48 | 12 13 33.55 (0.02) | 12 13 32.51 | 12 13 36.12 | |||||||||||
Spectral type | DA | DA | DA | DA | DA | DA | DA | DA2.9 | DA4 | ||||||||
Effective temperature | [K] | 16937.0 (134) | 16937.0 (134) | 15764.0 | 17156.0 (259) | 17150.0 (260) | 17150.0 (259) | 16853.0 (29) | 16460.0 (251) | 16291.0 (153) | |||||||
log(g) | [cgs] | 7.88 (0.006) | 7.89 (0.007) | 7.81 | 7.88 (0.05) | 7.87 (0.04) | 7.87 (0.04) | 7.68 (0.006) | 7.77 (0.05) | 7.84 (0.008) | |||||||
Mass | [M☉] | 0.554 (0.005) | 0.555 (0.005) | 0.51 | 0.54 (0.07) | 0.55 (0.02) | 0.5 (0.02) | 0.527 (0.006) | |||||||||
log(Luminosity) | [L☉] | -1.81 | |||||||||||||||
Cooling age | [Gyr] | 0.1212 | 0.1202 | ||||||||||||||
log(H/He) | |||||||||||||||||
log(C/He) | |||||||||||||||||
log(Ca/He) | |||||||||||||||||
log(Ca/H) | |||||||||||||||||
log(C/H) | |||||||||||||||||
log(N/H) | |||||||||||||||||
log(O/H) | |||||||||||||||||
log(Na/H) | |||||||||||||||||
log(Mg/H) | |||||||||||||||||
log(Al/H) | |||||||||||||||||
log(Si/H) | |||||||||||||||||
log(P/H) | |||||||||||||||||
log(S/H) | |||||||||||||||||
log(Sc/H) | |||||||||||||||||
log(Ti/H) | |||||||||||||||||
log(Cr/H) | |||||||||||||||||
log(Mn/H) | |||||||||||||||||
log(Fe/H) | |||||||||||||||||
log(Ni/H) | |||||||||||||||||
Parallax | [mas] | 17.91 (0.03) | 17.95 (0.04) | 17.70 (0.4) | 17.91 | 17.91 (0.03) | 17.95 (0.04) | ||||||||||
Distance | [pc] | 55.82 (0.09) | 55.71 (0.1) | 56.50 (2) | 56.50 (1) | 55.00 | 59.00 | 55.82 | 55.82 (0.09) | 55.71 (0.1) | |||||||
Composition | H | H | H | ||||||||||||||
Proper motion (right ascension) | [mas/yr] | 63.66174969 (0.03) | 63.60437573 (0.06) | 63.662 (0.03) | 63.60437573 | ||||||||||||
Proper motion (declination) | [mas/yr] | -66.71701406 (0.02) | -66.82793763 (0.04) | -66.717 (0.02) | -66.82793763 | ||||||||||||
Variability | |||||||||||||||||
Magnetic | |||||||||||||||||
Bd | [MG] | ||||||||||||||||
Infrared excess (disk) | |||||||||||||||||
Binarity | |||||||||||||||||
B magnitude | 14.95 | ||||||||||||||||
V magnitude | 14.66 (0.05) | 14.57 | 14.62 | ||||||||||||||
R magnitude | 15.00 | ||||||||||||||||
I magnitude | |||||||||||||||||
J magnitude | 14.99 (0.04) | ||||||||||||||||
H magnitude | 14.99 (0.08) | ||||||||||||||||
K magnitude | 15.01 (0.1) | ||||||||||||||||
u magnitude | 14.92 (0.005) | 14.67 (0.004) | |||||||||||||||
g magnitude | 14.70 (0.004) | 14.48 (0.003) | |||||||||||||||
r magnitude | 16.08 (0.01) | 14.82 (0.005) | |||||||||||||||
i magnitude | 15.33 (0.006) | 15.10 (0.005) | |||||||||||||||
z magnitude | 15.55 (0.007) | 15.40 (0.006) | |||||||||||||||
G magnitude | 14.66 (0.001) | 14.68 | 14.66 | 14.66 (0.003) | 14.68 | ||||||||||||
BP magnitude | 14.60 (0.001) | 14.58 | 14.58 | ||||||||||||||
RP magnitude | 14.80 (0.001) | 14.80 | 14.80 | ||||||||||||||
Pan g magnitude | 14.53 (0.003) | ||||||||||||||||
Pan r magnitude | 14.83 (0.002) | ||||||||||||||||
Pan i magnitude | 15.11 (0.002) | ||||||||||||||||
Pan z magnitude | 15.36 (0.003) | ||||||||||||||||
Pan y magnitude | 15.52 (0.002) | ||||||||||||||||
E(B-V) | 0.003 |
* 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.