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Table 7.

Astrophysical parameters and internal structure constants.

Parameter Unit GM Nor( * ) V397 Pup PT Vel
M1 M 1.94(0.15) 3.076(35) 2.204(25)
M2 M 1.84(0.14) 2.306(35) 1.638(25)
R1 R 2.27(0.20) 2.711(55) 2.108(30)
R2 R 2.25(0.20) 1.680(55) 1.605(30)
L1 L 22.4(2.5) 74.3(8.7) 27.0(3.1)
L2 L 20.2(2.4) 17.6(2.7) 7.5(1.0)
log g1 cgs 4.0(0.6) 4.059(20) 4.133(18)
log g2 cgs 3.9(0.5) 4.335(20) 4.241(18)
q = M2/M1 0.95 0.750 0.743
a R 10.0(fixed) 15.35(15) 9.76(8)
γ km s−1 36.8(2.5) 25.6(1.8)

ω ˙ rel $ \dot{\omega}_{\mathrm{rel}} $ deg cycle−1 0.000 87 0.000 88 0.000 92
ω ˙ rel / ω ˙ $ \dot{\omega}_{\mathrm{rel}} / \dot{\omega} $ % 3.7 9.7 8.3
Age year 7 × 108 3 × 108 5 × 108
log k2, obs –2.524(40) –2.361(32) –2.563(42)
log k2, theo –2.51(3) –2.38(4) –2.452(12)( * *)

Notes. ( * )PHOEBE LC estimation, ( * *)value taken from Claret et al. (2021)

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