Eight new 2+2 doubly eclipsing quadruple systems detected

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Table 2

Derived parameters for the two inner binaries A and B.

System	OGLE SMC-ECL-2339	OGLE SMC-ECL-3075	OGLE SMC-ECL-4756	OGLE SMC-ECL-6093	GSC 01949-01700	ZTF J171602.61±273606.5	WISE J210935.8±390501	V597 And
PAIR A

i [deg]	76.96 ± 1.75	70.81 ± 1.06	65.28 ± 0.73	88.35 ± 0.70	72.76 ± 0.28	60.71 ± 0.62	63.83 ± 0.25	84.29 ± 0.32
$q = \frac{M_{2}}{M_{1}}$ $q = {{{M_2}} \over {{M_1}}}$	1.00 (fixed)	1.00 (fixed)	1.00 (fixed)	1.00 (fixed)	0.79 ± 0.09	1.08 ± 0.05	0.97 ± 0.02	1.00 (fixed)
T₁ [K]	15123 (fixed)	11558 (fixed)	20777 (fixed)	24500 (fixed)	4884 (fixed)	5960 (fixed)	5499 (fixed)	5150 (fixed)
T₂[K]	11127 ± 1109	10831 ± 736	15817 ± 468	23425 ± 312	4691 ± 208	5961 ± 145	5125 ± 98	5127 ± 47
R₁/a	0.277 ± 0.006	0.276 ± 0.006	0.371 ± 0.005	0.290 ± 0.005	0.400 ± 0.003	0.389 ± 0.003	0.374 ± 0.002	0.371 ± 0.002
R₂/a	0.206 ± 0.010	0.241 ± 0.009	0.362 ± 0.005	0.278 ± 0.008	0.360 ± 0.003	0.401 ± 0.003	0.370 ± 0.002	0.342 ± 0.002
L₁ [%]	31.4 ± 2.5	35.1 ± 1.9	26.2 ± 1.2	30.7 ± 1.9	42.6 ± 1.0	32.1 ± 1.3	30.4 ± 0.6	33.3 ± 0.7
L₂ [%]	7.0 ± 1.7	16.4 ± 2.7	17.1 ± 1.5	26.5 ± 1.3	27.4 ± 0.8	28.4 ± 1.9	19.3 ± 0.5	28.3 ± 0.5
L₃ [%]	61.6 ± 5.3	48.5 ± 4.0	56.7 ± 2.3	42.8 ± 2.8	30.0 ± 1.1	39.5 ± 3.0	50.3 ± 0.9	38.4 ± 1.0

PAIR B

i [deg]	84.57 ± 1.23	87.77 ± 1.56	46.09 ± 0.86	82.68 ± 0.80	78.63 ± 0.25	84.67 ± 0.19	88.39 ± 0.33	68.82 ± 1.0
$q = \frac{M_{2}}{M_{1}}$ $q = {{{M_2}} \over {{M_1}}}$	1.00 (fixed)	1.00 (fixed)	1.00 (fixed)	1.00 (fixed)	1.00 (fixed)	1.00 (fixed)	1.00 (fixed)	1.04 ± 0.02
T₁ [K]	15123 (fixed)	11558 (fixed)	20777 (fixed)	24500 (fixed)	4884 (fixed)	5960 (fixed)	5499 (fixed)	5150 (fixed)
T₂[K]	16803 ± 1002	7762 ± 435	19818 ± 359	22949 ± 805	4733 ± 78	4380 ± 119	5417 ± 79	5148 ± 101
R₁/a	0.075 ± 0.005	0.243 ± 0.009	0.370 ± 0.005	0.160 ± 0.006	0.174 ± 0.002	0.063 ± 0.001	0.088 ± 0.001	0.392 ± 0.002
R₂/a	0.090 ± 0.007	0.098 ± 0.004	0.373 ± 0.007	0.157 ± 0.004	0.178 ± 0.003	0.063 ± 0.002	0.084 ± 0.002	0.403 ± 0.002
L₁ [%]	19.2 ± 0.8	43.4 ± 1.6	27.8 ± 0.8	22.6 ± 2.0	17.2 ± 0.6	34.8 ± 0.3	25.8 ± 0.4	15.0 ± 0.4
L₂ [%]	37.0 ± 1.3	4.2 ± 0.7	25.9 ± 0.9	20.3 ± 1.4	16.0 ± 1.1	6.0 ± 0.6	24.4 ± 0.5	15.1 ± 0.5
L₃ [%]	43.8 ± 2.6	52.4 ± 4.2	46.2 ± 2.8	57.1 ± 4.2	67.0 ± 2.0	59.2 ± 0.9	49.8 ± 1.0	69.9 ± 1.6

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