EGGR 76

All names: CSI-04-11055, 2MASS J11075994-0509258, L 970-30, GJ 1142 B, PG 1105-049, uvby98 980163050, GEN# +9.80163050, UCAC4 425-054883, EGGR 76, UBV M 42329, USNO-B1.0 0848-00219666, GCRV 21721, NSV 5096, G 163-50, LTT 4099, CCDM J11080-0511A, IDS 11030-0436 A, Gaia EDR3 3788194488314248832, WDS J11080-0509B, TIC 53211451, FS 20, NLTT 26379, WDJ110759.95-050926.03, UCAC2 30020043, CNS5 2712, LP 672-1, GALEX J110800.1-050927, WD 1105-048, UBV 10166, Gaia DR3 3788194488314248832, Gaia DR2 3788194488314248832, GSC 04927-00597, ** LDS 852B

Parameter Unit Gaia EDR3 Pan-STARRS DR1 O'Brien et al. 2024 Gaia DR2 Stilism Holberg et al. 2016 Ferrario et al. 2015 Sion et al. 2014 Gianninas et al. 2011 Koester et al. 2009 Vincent et al. 2024 Simbad Gentile Fusillo et al. 2018 White Dwarf Catalog (McCook & Sion 1999)
Right ascension 11 07 59.89 (0.03) 11 07 59.89 (0.07) 11 07 59.76 11 07 59.89 11 07 59.95 (0.03) 11 07 59.89 11 08 00.41
Declination -05 09 33.12 (0.02) -05 09 32.90 (0.04) -05 09 25.20 -05 09 33.12 -05 09 26.03 (0.02) -05 09 32.90 -05 08 51.36
Spectral type DAH DA DA DA3.5 DA DA DA3 DA3
Effective temperature [K] 15703.0 (271) 15141.0 (88) 15280.0 (20) 15141.0 16110.0 (250) 15995.0 (11) 15959.0 (153)
log(g) [cgs] 7.92 (0.02) 7.85 (0.02) 7.98 (0.05) 7.75 (0.002) 7.94 (0.008)
Mass [M] 0.568 (0.01) 0.54 (0.01) 0.52 (0.01) 0.6 (0.03) 0.582 (0.006)
log(Luminosity) [L]
Cooling age [Gyr] 0.1600
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] 40.29 (0.03) 40.29 (0.03) 40.28 (0.08) 57.70 (12) 40.29 40.29 (0.03) 40.28 (0.08) 20.60 (13)
Distance [pc] 24.82 (0.02) 24.82 (0.02) 24.83 (0.05) 17.33 (4) 24.20 23.00 24.82 24.82 (0.02) 24.83 (0.05) 48.54 (31)
Composition H H
Proper motion (right ascension) [mas/yr] -55.54712736 (0.03) -55.53643244 (0.1) -55.547 (0.03) -55.53643244
Proper motion (declination) [mas/yr] -442.6339498 (0.03) -442.6892583 (0.08) -442.634 (0.03) -442.6892583
Variability
Magnetic yes
Bd [MG] 0.0123 *
Infrared excess (disk)
Binarity WDMS
B magnitude 13.09 (0.0008)
V magnitude 12.92 12.92 13.06 (0.0009)
R magnitude 13.14 (0.0009)
I magnitude 13.21 (0.002)
J magnitude 13.40 (0.03)
H magnitude 13.45 (0.03)
K magnitude 13.54 (0.06)
u magnitude
g magnitude
r magnitude
i magnitude
z magnitude
G magnitude 13.09 (0.001) 13.11 13.09 13.09 (0.003) 13.11
BP magnitude 13.05 (0.001) 13.03 13.03
RP magnitude 13.21 (0.0008) 13.22 13.22
Pan g magnitude 12.97 (0.002)
Pan r magnitude 13.24 (0)
Pan i magnitude 13.52 (0.002)
Pan z magnitude 13.79 (0.002)
Pan y magnitude 0.00 (0)
E(B-V) 0.000

* 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.