Table 4: Coordinates and light curve parameters of the contact binaries (W UMa systems, EW) belonging to NGC 6791. V is the brightness at maximum and T₀ is the time of the primary minimum.
Star $\alpha_{2000}$ $\delta_{2000}$ V $\langle B-V\rangle$ $\langle V-I\rangle$ Ref. T₀ Period Ampl. Notes

[mag] [mag] [mag] [HJD-2 452 400] [d] [mag]

01441_8 19.339422 37.778118 19.98 1.38 k 63.073 0.24544 0.07 likely memb.

V118 19.347500 37.651222 17.68 0.75 1.01 s 59.912 0.30623 0.70 likely memb.

V5 19.346258 37.813354 17.19 0.90 0.95 k 60.221 0.31274 0.05 member (98%)

V3 19.354380 37.769349 18.51 1.05 1.06 k 59.798 0.31764 0.09 member (78%)

V4 19.348396 37.806652 17.72 1.01 k 59.591 0.32568 0.10 member (98%)

V8 19.341938 37.865810 17.81 0.79 0.88 k 59.896 0.33406 0.10 likely memb.

V117 19.343433 37.665848 17.66 0.87 0.90 k 59.987 0.36644 0.38 likely memb.

V7 19.340271 37.821892 17.63 0.93 0.86 k 59.820 0.39174 0.31 likely memb.

**Table 4:** Coordinates and light curve parameters of the contact binaries (W UMa systems, EW) belonging to NGC 6791. V is the brightness at maximum and T₀ is the time of the primary minimum.
Star	$\alpha_{2000}$	$\delta_{2000}$	V	$\langle B-V\rangle$	$\langle V-I\rangle$	Ref.	T₀	Period	Ampl.	Notes
			[mag]	[mag]	[mag]		[HJD-2 452 400]	[d]	[mag]
01441_8	19.339422	37.778118	19.98	1.38		k	63.073	0.24544	0.07	likely memb.
V118	19.347500	37.651222	17.68	0.75	1.01	s	59.912	0.30623	0.70	likely memb.
V5	19.346258	37.813354	17.19	0.90	0.95	k	60.221	0.31274	0.05	member (98%)
V3	19.354380	37.769349	18.51	1.05	1.06	k	59.798	0.31764	0.09	member (78%)
V4	19.348396	37.806652	17.72	1.01		k	59.591	0.32568	0.10	member (98%)
V8	19.341938	37.865810	17.81	0.79	0.88	k	59.896	0.33406	0.10	likely memb.
V117	19.343433	37.665848	17.66	0.87	0.90	k	59.987	0.36644	0.38	likely memb.
V7	19.340271	37.821892	17.63	0.93	0.86	k	59.820	0.39174	0.31	likely memb.

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