GD 133

All names: 2MASS J11191240+0220330, Gaia DR2 3810933247769901696, 11192+0220, 1SWASP J111912.41+022033.1, WDJ111912.40+022033.05, BPM 87291, WISE J111912.32+022033.9, TIC 363476259, GALEX J111912.4+022034, PM J11192+0220, Gaia EDR3 3810933247769901696, WISEA J111912.32+022033.8, GD 133, SDSS J111912.39+022033.0, J1119+0220, WD 1116+026, LAMOST J111912.40+022033.0, SDSS J111912.39+022033.1, GEN# +6.10060133, Gaia DR3 3810933247769901696, USNO-B1.0 0923-00266682, PG 1116+026

Parameter Unit Gaia EDR3 Pan-STARRS DR1 Kilic et al. 2025 O'Brien et al. 2024 Kilic et al. 2020 McCleery et al. 2020 MWDD H Gaia DR2 Stilism Guo et al. 2015 Limoges et al. 2015 Xu et al. 2014 Gianninas et al. 2011 Farihi et al. 2010 Koester et al. 2009 Jura et al. 2007 Kilic et al. 2006 Silvotti et al. 2006 Koester et al. 2005 Liebert et al. 2005 Vincent et al. 2024 Simbad Gentile Fusillo et al. 2018 White Dwarf Catalog (McCook & Sion 1999)
Right ascension 11 19 12.29 (0.03) 11 19 12.30 (0.04) 11 19 12.30 (0.04) 11 19 12.29 11 19 12.40 (0.03) 11 19 12.30 11 19 12.29
Declination 02 20 33.54 (0.02) 02 20 33.53 (0.03) 02 20 33.53 (0.03) 02 20 33.54 02 20 33.05 (0.02) 02 20 33.53 02 20 28.68
Spectral type DAZ DAZ DA DAZ DA DA;debris_disk DA DAZ DA DAZ DA DA DA4.0 DA4
Effective temperature [K] 12206.0 (92) 12158.0 (153) 12205.0 (92) 12145.7 (64) 11924.0 15903.0 (267) 12400.0 (186) 12600.0 (200) 12600.0 (192) 12000.0 12121.0 (23) 12200.0 12200.0 12430.0 12200.0 12290.0 (203) 12503.0 (127)
log(g) [cgs] 8.04 (0.005) 8.04 (0.02) 8.05 (0.005) 8.04 (0.009) 8.03 8.03 (0.05) 8.08 (0.05) 8.10 (0.1) 8.12 (0.05) 8.01 (0.005) 7.90 8.10 7.90 8.05 (0.05) 8.06 (0.007)
Mass [M☉] 0.633 (0.004) 0.627 (0.01) 0.635 (0.005) 0.621 0.63 (0.03) 0.65 (0.03) 0.66 0.68 (0.03) 0.63 (0.03) 0.643 (0.006)
log(Luminosity) [L☉] -2.50 -2.49
Cooling age [Gyr] 0.3935 0.4266
log(H/He)
log(C/He)
log(Ca/He)
log(Ca/H) -7.21 (0.1) -7.3 -7.3
log(C/H) <-7.9
log(N/H) <-5.8
log(O/H) -6.0 (0.1)
log(Na/H) <-6.3
log(Mg/H) -6.5
log(Al/H) <-5.7
log(Si/H) -6.6 (0.1)
log(P/H)
log(S/H) <-7.0
log(Sc/H)
log(Ti/H) <-8.0
log(Cr/H) <-6.8
log(Mn/H) <-7.0
log(Fe/H) <-5.9
log(Ni/H) <-7.0
Parallax [mas] 26.15 (0.03) 26.15 (0.03) 26.20 (0.05) 26.20 (0.05) 26.15 26.15 (0.03) 26.20 (0.05)
Distance [pc] 38.24 (0.04) 38.24 (0.04) 38.17 (0.08) 38.17 (0.08) 37.70 (1) 36.60 36.00 43.00 38.00 38.24 38.24 (0.04) 38.17 (0.08)
Composition H H H H H H H H
Proper motion (right ascension) [mas/yr] -100.3338169 (0.04) -100.4319702 (0.09) -100.334 (0.04) -100.4319702
Proper motion (declination) [mas/yr] 30.97755813 (0.03) 30.92141931 (0.06) 30.978 (0.03) 30.92141931
Variability VAR VAR
Magnetic
Bd [MG]
Infrared excess (disk) yes yes
Binarity
B magnitude 14.76
V magnitude 14.57 14.60 14.57 14.57
R magnitude 14.80
I magnitude
J magnitude 14.75 (0.04)
H magnitude 14.73 (0.05)
K magnitude 14.72 (0.03)
u magnitude 14.94 (0.004) 14.94 (0.004)
g magnitude 14.52 (0.003) 14.52 (0.003)
r magnitude 14.71 (0.004) 14.71 (0.004)
i magnitude 14.95 (0.004) 14.95 (0.004)
z magnitude 15.20 (0.005) 15.20 (0.005)
G magnitude 14.63 (0.002) 14.65 14.65 14.63 14.63 (0.003) 14.65
BP magnitude 14.64 (0.002) 14.63 14.63
RP magnitude 14.66 (0.002) 14.66 14.66
Pan g magnitude 14.58 (0.004)
Pan r magnitude 14.74 (0.002)
Pan i magnitude 14.98 (0.004)
Pan z magnitude 15.19 (0.004)
Pan y magnitude 15.33 (0.002)
E(B-V) 0.001
Period #1 [s] 115.9
Amplitude #1 [mma] 1.5
Period #2 [s] 120.4
Amplitude #2 [mma] 4.6
Period #3 [s] 146.9
Amplitude #3 [mma] 1.1

* Constant surface field

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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.