Table A.3: Ground-based near-IR photometry found in the literature. If there was more than one measurement we used both the maximum and minimum data points. For the data from 2 MASS and DENIS we made use of the catalogues found in VIZIER (http://vizier.u-strasbg.fr/viz-bin/VizieR).

Name	I	J	H	K	L	M	System	Reference
TW Cam					4.2	3.5	Mt Lemmon, Arizona	Gehrz (1972)
		7.04	6.36	5.70	4.40		SAAO	Lloyd Evans (1985)
		7.035	6.364	5.750			2 MASS	VIZIER
RV Tau				5.1	3.3	2.3	Mt Lemmon, Arizona	Gehrz (1972)
		6.39	5.67	5.03	3.64		SAAO	Lloyd Evans (1985)
		6.183	5.488	4.777			2 MASS	VIZIER
SU Gem					4.1	3.2	Mt Lemmon, Arizona	Gehrz (1972)
		8.36	7.38	6.47	4.94		SAAO	Lloyd Evans (1985)
		8.97	8.38	6.95	4.96		SAAO	Lloyd Evans (1985)
		10.167	9.033	7.584			2 MASS	VIZIER
UY CMa		9.35	8.82	8.22	6.62		SAAO	Lloyd Evans (1985)
		9.42	8.46	8.41	6.87		SAAO	Lloyd Evans (1985)
	9.845	9.093		8.038			DENIS	VIZIER
		9.042	8.597	7.986			2 MASS	VIZIER
U Mon					2.4	1.5	Kitt Peak NO, Arizona	Gehrz & Woolf (1970)
				3.7	2.7	1.7	Mt Lemmon, Arizona	Gehrz (1972)
		4.01	3.65	3.25	2.40		SAAO	Lloyd Evans (1985)
		4.88	4.43	4.08	3.08		SAAO	Lloyd Evans (1985)
		4.35	3.93	3.60	2.30	1.61	ESO	Bogaert (1994)
		4.925	4.269	4.042			2 MASS	VIZIER
AC Her					4.4	4.0	Kitt Peak NO, Arizona	Gehrz & Woolf (1970)
				5.2	4.7	3.6	Mt Lemmon, Arizona	Gehrz (1972)
		5.97	5.52	5.28	4.73		SAAO	Lloyd Evans (1985)
		6.21	5.66	5.40	4.87	4.55	SAAO	Goldsmith et al. (1987)
		5.700	5.338	5.075			2 MASS	VIZIER
R Sct					1.6	1.3	Kitt Peak NO, Arizona	Gehrz & Woolf (1970)
				2.8	1.8	1.4	Mt Lemmon, Arizona	Gehrz (1972)
		2.78	2.28	2.02	1.51		SAAO	Lloyd Evans (1985)
		3.38	3.04	2.80	2.33		SAAO	Lloyd Evans (1985)
		2.84	2.26	2.00	1.49		SAAO	Goldsmith et al. (1987)
		2.87	2.27	2.01	1.53		SAAO	Goldsmith et al. (1987)
		2.824	2.374	2.156			2 MASS	VIZIER