All names: WD 0101+048, ** WNO 50C, CSI+04-01012, EGGR 7, UBV 1028, PG 0101+048, USNO 214, LTT10380, G 70-32, J0103+0504, GCRV 51104, NLTT 3509, GEN# +9.80001045, G1-45, TIC 344718494, PM J01038+0504, PSO J015.9591+05.0759, 2MASS J01034993+0504306, USNO-B1.0 0950-00009995, WISEA J010350.15+050432.9, G 2-17, LTT 10380, Gaia EDR3 2552121179905893888, Gaia DR3 2552121179905893888, UCAC4 476-001615, UBV M 53412, Gaia DR2 2552121179905893888, PLX 210.01, LSPM J0103+0504E, WDJ010349.92+050430.57, GJ 1027, WD 0101+04, WDS J01024+0504C, 01038+0504, EPIC 220418473, G 1-45, CNS5 300
Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | O'Brien et al. 2024 | Caron et al. 2023 | McCleery et al. 2020 | Blouin et al. 2019 | MWDD H | Gaia DR2 | Bedard et al. 2017 | Stilism | Holberg et al. 2016 | Limoges et al. 2015 | Giammichele et al. 2012 | Gianninas et al. 2011 | Koester et al. 2009 | Liebert et al. 2005 | Zuckerman et al. 2003 | Bergeron et al. 2001 | Vincent et al. 2024 | Simbad | Gentile Fusillo et al. 2018 | White Dwarf Catalog (McCook & Sion 1999) |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Right ascension | 01 03 50.27 (0.07) | 01 03 50.26 (0.09) | 01 03 50.26 (0.09) | 01 03 50.27 | 01 03 49.92 (0.07) | 01 03 50.26 | 01 03 49.32 | ||||||||||||||||
Declination | 05 04 34.27 (0.05) | 05 04 34.16 (0.06) | 05 04 34.16 (0.06) | 05 04 34.27 | 05 04 30.57 (0.05) | 05 04 34.16 | 05 04 23.16 | ||||||||||||||||
Spectral type | DA | DA | DA | DA | DA | DA | DA | DA | DA | DA | DA | DA | DA | DA5.9 | DA6 | ||||||||
Effective temperature | [K] | 8064.0 (59) | 8094.0 (13) | 8057.2 (24) | 7965.0 (60) | 7935.0 | 8343.0 (121) | 8039.0 (200) | 8480.0 (122) | 8062.0 (200) | 8580.0 (124) | 8387.0 (5) | 8530.0 (123) | 8042.0 | 8080.0 (200) | 8219.0 (25) | |||||||
log(g) | [cgs] | 7.54 (0.02) | 7.47 (0.004) | 7.52 (0.01) | 7.45 (0.02) | 7.43 | 8.04 (0.05) | 7.33 (0.1) | 8.17 (0.05) | 7.54 (0.1) | 8.37 (0.05) | 7.99 (0.007) | 8.27 (0.05) | 7.54 | 7.55 (0.1) | 7.53 (0.006) | |||||||
Mass | [M☉] | 0.388 (0.007) | 0.337 (0.002) | 0.329 (0.006) | 0.321 | 0.3 (0.04) | 0.7 (0.04) | 0.36 (0.05) | 0.83 (0.04) | 0.77 (0.04) | 0.37 (0.05) | 0.36 (0.004) | |||||||||||
log(Luminosity) | [L☉] | -3.22 | -2.96 | -3.27 | -2.96 (0.07) | ||||||||||||||||||
Cooling age | [Gyr] | 0.5900 | 0.6120 (0.01) | 0.6073 | 0.5300 | 0.6300 | 1.5136 | 0.6300 (0.07) | |||||||||||||||
log(H/He) | |||||||||||||||||||||||
log(C/He) | |||||||||||||||||||||||
log(Ca/He) | |||||||||||||||||||||||
log(Ca/H) | <-11.376 | ||||||||||||||||||||||
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] | 45.42 (0.09) | 45.42 (0.09) | 44.86 (0.1) | 44.86 (0.1) | 44.86 (0.1) | 44.86 (0.1) | 46.90 (4) | 46.90 (4) | 46.90 (4) | 46.90 (4) | 45.42 | 45.42 (0.09) | 44.86 (0.1) | 45.00 (4) | ||||||||
Distance | [pc] | 22.02 (0.04) | 22.02 (0.04) | 22.29 (0.06) | 22.29 (0.06) | 22.29 (0.06) | 22.29 (0.06) | 20.90 (2) | 21.32 (2) | 21.30 (2) | 21.30 (2) | 13.00 | 14.00 | 21.32 (2) | 22.02 | 22.02 (0.04) | 22.29 (0.06) | 22.22 (2) | |||||
Composition | H | H | H | H | H | H | H | H | H | ||||||||||||||
Proper motion (right ascension) | [mas/yr] | 325.9296578 (0.1) | 325.1806435 (0.2) | 325.93 (0.1) | 325.1806435 | ||||||||||||||||||
Proper motion (declination) | [mas/yr] | 231.6133933 (0.06) | 231.698236 (0.1) | 231.613 (0.07) | 231.698236 | ||||||||||||||||||
Variability | NOV | ||||||||||||||||||||||
Magnetic | |||||||||||||||||||||||
Bd | [MG] | ||||||||||||||||||||||
Infrared excess (disk) | |||||||||||||||||||||||
Binarity | DDu | DDu | DDU | ||||||||||||||||||||
B magnitude | 14.26 | 14.26 | 14.29 (0.03) | ||||||||||||||||||||
V magnitude | 14.05 | 14.00 | 13.96 | 14.03 | 14.00 | 13.97 (0.03) | |||||||||||||||||
R magnitude | 13.83 | 13.83 | 14.03 (0.06) | ||||||||||||||||||||
I magnitude | 13.66 | 13.66 | |||||||||||||||||||||
J magnitude | 13.49 (0.002) | 13.50 (0.02) | 13.51 | 13.51 | 13.50 (0.02) | ||||||||||||||||||
H magnitude | 13.38 (0.003) | 13.40 (0.03) | 13.39 | 13.39 | 13.40 (0.03) | ||||||||||||||||||
K magnitude | 13.42 (0.03) | 13.42 (0.03) | 13.38 | 13.38 | 13.42 (0.03) | ||||||||||||||||||
u magnitude | 14.48 (0.004) | 14.50 (0.003) | |||||||||||||||||||||
g magnitude | 14.10 (0.02) | 14.05 (0.003) | |||||||||||||||||||||
r magnitude | 13.99 (0.03) | 13.99 (0.004) | |||||||||||||||||||||
i magnitude | 14.05 (0.2) | 14.56 (0.003) | |||||||||||||||||||||
z magnitude | 14.12 (0.003) | 14.10 (0.004) | |||||||||||||||||||||
G magnitude | 13.94 (0.0008) | 13.95 | 13.95 | 13.94 | 13.94 (0.003) | 13.95 | |||||||||||||||||
BP magnitude | 14.06 (0.0008) | 14.07 | 14.07 | ||||||||||||||||||||
RP magnitude | 13.71 (0.0008) | 13.72 | 13.72 | ||||||||||||||||||||
Pan g magnitude | 14.06 (0.003) | 14.06 (0.004) | 14.06 (0.004) | ||||||||||||||||||||
Pan r magnitude | 14.01 (0.002) | 14.01 (0.002) | 14.01 (0.002) | ||||||||||||||||||||
Pan i magnitude | 14.05 (0.003) | 14.05 (0.003) | 14.05 (0.003) | ||||||||||||||||||||
Pan z magnitude | 14.12 (0.003) | 14.12 (0.002) | 14.12 (0.002) | ||||||||||||||||||||
Pan y magnitude | 14.18 (0.003) | 14.18 (0.003) | 14.18 (0.003) | ||||||||||||||||||||
E(B-V) | 0.000 |
* 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.