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Table 9.

log k2 values and apsidal motion rates, both observed and theoretically predicted, for the eclipsing binaries with apsidal motion measurement.

System log k2, 1 log k2, 2 /
[deg cycle−1] [deg cycle−1] [deg cycle−1] [deg cycle−1] [deg cycle−1]
KX Cnc −1.88(4) −1.88(4) 0.000131(10) 0.0001241(2) 0.0000029(1) 0.00012127(16) 0.000128(10) 1.06(8)
AL Dor −1.95(3) −1.95(4) 0.000163(6) 0.0001659(4) 0.0000075(4) 0.00015838(3) 0.000156(6) 0.98(4)
V541 Cyg −2.37(3) −2.34(3) 0.000352(4) 0.0003516(21) 0.0000392(17) 0.0003124(12) 0.000313(4) 1.001(14)
V459 Cas −2.48(3) −2.47(3) 0.00065(10) 0.000555(9) 0.000226(9) 0.0003297(23) 0.00043(10) 1.3(3)
V501 Her −2.13(3) −1.96(4) 0.00041(20) 0.000521(13) 0.000281(13) 0.0002400(3) 0.00013(20) 0.5(8)
KW Hya −2.50(3) −2.45(10) 0.00045(7) 0.000417(7) 0.000096(7) 0.0003211(19) 0.00035(7) 1.10(22)
V501 Mon −2.54(3) −2.52(3) 0.00046(11) 0.000446(8) 0.000124(8) 0.0003219(3) 0.00034(11) 1.0(3)
GG Ori −2.336(20) −2.337(20) 0.00061(3) 0.000630(9) 0.000176(9) 0.0004541(16) 0.00043(3) 0.96(7)
EY Cep −2.38(5) −2.40(5) 0.000507(16) 0.000501(12) 0.000146(12) 0.0003549(14) 0.000361(20) 1.02(6)

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