HS 1305+0029

All names: USNO-B1.0 0902-00217849, Gaia DR2 3690709554012428416, WDJ130820.80+001330.10, Gaia DR3 3690709554012428416, [BGK2006] J130820.80+001330.2, HS 1305+0029, SDSS J130820.81+001330.2, WD 1305+004, LAMOST J130820.80+001330.2, SDSS J130820.81+001330.1, Gaia EDR3 3690709554012428416, SDSS J130820.80+001330.2, SDSS J130820.80+001330.1, GALEX J130820.8+001330, J1308+0013, MGC 41583, TIC 381725018, 2MASS J13082083+0013303

Parameter Unit Gaia EDR3 Pan-STARRS DR1 SDSS DR12 Kilic et al. 2025 Kilic et al. 2020 MWDD H Gaia DR2 Stilism Guo et al. 2015 Koester et al. 2009 Vincent et al. 2024 Simbad Gentile Fusillo et al. 2018 White Dwarf Catalog (McCook & Sion 1999) Kleinman et al. 2013 Vincent et al. 2023
Right ascension 13 08 20.69 (0.05) 13 08 20.81 13 08 20.69 (0.09) 13 08 20.69 13 08 20.80 (0.05) 13 08 20.69 13 08 20.64 13 08 20.81
Declination 00 13 29.33 (0.04) 00 13 30.14 00 13 29.36 (0.05) 00 13 29.33 00 13 30.10 (0.04) 00 13 29.36 00 13 24.24 00 13 30.21
Spectral type DA DA DA DA DA DA DA DA DA DA
Effective temperature [K] 14294.0 (128) 14299.0 (130) 13858.0 14725.0 (51) 15577.0 (253) 14810.0 (100)
log(g) [cgs] 8.01 (0.01) 7.99 (0.01) 7.96 7.85 (0.008) 8.10 (0.01) 8.03 (0.02)
Mass [M] 0.615 (0.008) 0.606 (0.01) 0.586 0.673 (0.01) 0.627 (0.01)
log(Luminosity) [L]
Cooling age [Gyr] 0.2354
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] 10.19 (0.06) 10.09 (0.1) 10.19 10.19 (0.06) 10.09 (0.1)
Distance [pc] 98.12 (0.6) 99.13 (1) 98.12 98.12 (0.6) 99.13 (1)
Composition H H
Proper motion (right ascension) [mas/yr] -104.4388892 (0.07) -104.6307622 (0.2) -104.439 (0.07) -104.631
Proper motion (declination) [mas/yr] -48.3351214 (0.05) -48.23768786 (0.09) -48.335 (0.05) -48.238
Variability
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity
B magnitude 16.20 16.51
V magnitude
R magnitude 16.50
I magnitude
J magnitude 16.48 (0.2)
H magnitude 16.41 (0.3)
K magnitude
u magnitude 16.57 (0.006) 16.57 (0.006) 16.57 (0.006) 16.58 (0.02)
g magnitude 16.22 (0.004) 16.22 (0.004) 16.22 (0.004) 16.20 (0.02)
r magnitude 16.51 (0.004) 16.51 (0.004) 16.51 (0.004) 16.50 (0.02)
i magnitude 16.75 (0.005) 16.75 (0.005) 16.75 (0.005) 16.74 (0.01)
z magnitude 17.03 (0.01) 17.03 (0.01) 17.03 (0.01) 17.04 (0.02)
G magnitude 16.37 (0.004) 16.39 16.37 16.37 (0.003) 16.39
BP magnitude 16.35 (0.004) 16.35 16.35
RP magnitude 16.47 (0.005) 16.47 16.47
Pan g magnitude 16.26 (0.004)
Pan r magnitude 16.51 (0.003)
Pan i magnitude 16.78 (0.003)
Pan z magnitude 17.00 (0.004)
Pan y magnitude 17.16 (0.005)
E(B-V) 0.006

* 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.