WD J1524-0030

All names: J1524-0030, Gaia EDR3 4415701304886958848, SDSS J152403.25-003022.9, WD 1521-003, Gaia DR2 4415701304886958848, WDJ152403.40-003022.87, SDSS J152403.40-003022.9

Parameter Unit Gaia EDR3 Pan-STARRS DR1 Kilic et al. 2025 Kilic et al. 2020 Gaia DR2 Stilism Handler et al. 2008 Mukadam et al. 2006 Mukadam et al. 2004 Gentile Fusillo et al. 2018 White Dwarf Research Corporation White Dwarf Catalog (McCook & Sion 1999)
Right ascension 15 24 03.35 (0.04) 15 24 03.35 (0.06) 15 24 03.35 15 24 03.14
Declination -00 30 23.04 (0.03) -00 30 23.04 (0.05) -00 30 23.04 -00 30 23.04
Spectral type DA DA DAV DAV
Effective temperature [K] 11868.0 (376) 11513.0 (157)
log(g) [cgs] 8.05 (0.03) 7.99 (0.01)
Mass [M] 0.635 (0.02) 0.6 (0.01)
log(Luminosity) [L]
Cooling age [Gyr]
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] 15.54 (0.04) 15.49 (0.07) 15.49 (0.07)
Distance [pc] 64.35 (0.2) 64.54 (0.3) 64.54 (0.3)
Composition H
Proper motion (right ascension) [mas/yr] -46.84533154 (0.05) -46.97515493 (0.1) -46.97515493
Proper motion (declination) [mas/yr] -10.79399234 (0.04) -10.71783363 (0.1) -10.71783363
Variability VAR VAR VAR VAR VAR
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity
B magnitude
V magnitude 15.80 15.80 15.80 16.03
R magnitude
I magnitude
J magnitude
H magnitude
K magnitude
u magnitude 16.18 (0.005) 16.41
g magnitude 15.83 (0.004) 16.03
r magnitude 15.92 (0.004)
i magnitude 16.20 (0.004)
z magnitude 17.11 (0.02)
G magnitude 15.81 (0.02) 15.83 15.83
BP magnitude 15.82 (0.02) 15.74 15.74
RP magnitude 15.71 (0.03) 15.69 15.69
Pan g magnitude 15.68 (0.02)
Pan r magnitude 15.96 (0.003)
Pan i magnitude 16.17 (0.02)
Pan z magnitude 16.28 (0.005)
Pan y magnitude 0.00 (0)
E(B-V) 0.003
Period #1 [s] 340.1 255.2 434.0
Amplitude #1 [mma] 3.5 17.9 47.8
Period #2 [s] 400.9 498.6 873.2
Amplitude #2 [mma] 5.4 21.6 111.5
Period #3 [s] 427.3 717.5
Amplitude #3 [mma] 4.4 28.3
Period #4 [s] 503.2 873.3
Amplitude #4 [mma] 8.4 110.8
Period #5 [s] 505.1
Amplitude #5 [mma] 5.2
Period #6 [s] 505.5
Amplitude #6 [mma] 10.1
Period #7 [s] 507.4
Amplitude #7 [mma] 10.9
Period #8 [s] 578.6
Amplitude #8 [mma] 5.9
Period #9 [s] 582.0
Amplitude #9 [mma] 5.1
Period #10 [s] 620.8
Amplitude #10 [mma] 5.8
Period #11 [s] 665.5
Amplitude #11 [mma] 4.2
Period #12 [s] 780.3
Amplitude #12 [mma] 9.4
Period #13 [s] 833.1
Amplitude #13 [mma] 25.7
Period #14 [s] 840.5
Amplitude #14 [mma] 9.4
Period #15 [s] 877.7
Amplitude #15 [mma] 6.8

* 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.