Number of stars observed per photometric system (December 6, 2007)

No	System	Measure	Star	Ref	Remarks
01	UBV	183365	117386	1739
04	uvby	112929	65267	581
13	Geneva		43943	1
78	WBVR	13588	13583	1
11	Walraven	14842	13688	56
14	UBV Eggen	10523	10513	81
54	RI Cousins	14858	10907	181
12	DDO	12242	9507	109
21	Vilnius	11858	8408	113
08	UBVRI	9077	7542	118
02	UBV Cape	8344	7379	43
17	RI Eggen	7864	6924	83
16	uvby Eggen	6979	5933	45
79	TD1	5760	5758	1
36	Celescope		5750	1
19	RI Kron	6096	5428	46
77	Oja	2752	2752	2
09	IJHKLMN	3354	2335	85
81	CaII H&K	2489	2193	4
18	13-Color	1981	1784	9
75	Maitzen	1956	1890	21
61	Andrews	1715	1713	3
20	Gyldenkerne	1452	1451	5
45	Washington	1728	1485	37
06	UVBGRI	1702	1297	26
63	Alexander	1217	1215	1
72	Moffet	1219	1152	12	BVRI
32	BCD Chalonge	962	962	10
73	Neckel	1097	1084	13	UBVRI
31	PV Eggen	832	832	3
15	102,65,62	802	793	3
26	Barbier	773	773	1
69	UBVr20	593	524	15
68	Kunkel	511	511	16
35	K-line	627	485	3
37	UBViyz	474	474	3
38	Thuan, Gunn	546	494	2
62	Beer	449	449	1
05	Borgman	457	439	2
66	Persson	469	431	10
50	Weistrop	425	410	6
41	Mendoza	485	401	8	alpha, lambda
10	Argue	348	348	1
51	Jacobsen	330	330	1
58	Feinstein	403	314	3
44	Cester	293	293	1
48	Smith	312	290	3
64	Ducati	285	279	3
28	Willstrop	221	221	2
53	Neff	235	187	2
60	Bappu	177	177	1
46	Newell	174	174	3
82	Selby	176	176	1
52	Landolt	163	163	1
34	Faber	149	149	2
47	Wing	146	146	2
55	Dachs	127	124	2
33	Miner	106	106	1
07	Kruszewski	104	104	1
49	Wade, Hoessel	104	104	1
40	Vilnius WBVR	103	103	1
30	Lockwood	101	101	2
29	Tifft	97	97	1
39	Peton	99	99	1
22	Wood	95	94	1
57	Peton	92	92	1
76	Cook	88	88	1
25	Bahng jhk	83	83	2
24	Bahng	82	82	1
42	Tebbe	80	80	1
43	Sinnerstad	67	67	1
56	Abt, Golson	56	56	1
59	Baliunas	56	56	1
67	Zinn	59	54	2
71	Tedesco	50	50	1
27	DAO	49	49	2
70	Westerlund	35	35	1
74	Yorka	26	26	1
03	RGU	23	23	1
65	Sandage ubVr	11	11	1