when lower hatch closed

SA92_SF2

Field finding chart	RA (2000.)	Decl (2000.)	B-V range	number of stars	TCSTGT	Comments
SA92 249	00:54:43	+00:40:15	0.52 - 1.13	4	A_SA92_249
SA92 SF2	00 56 06	+00 51 50	0.57 - 1.19	3	A_SA92_SF2
Feige 11	01 04 25	+04 12 31	-0.24 - 0.84	3	A_F11
PG0231+051	02:33:38	+05:18:40	-0.32 - 1.44	6	A_PG0231+051
Feige 24	02 35 17	+03 43 00	-0.20 - 1.13	4	A_F24
SA95_SF4	03 54 38	+00 27 20	1.23 - 1.99	3	A_SA95_SF4
GD 71	05 52 24	+15 53 30	-0.25 - 1.18	6	A_GD71
SA98_670	06 52 12	-00 20 56	0.00 - 1.91	11	A_SA98_670
RU_149	07 24 16	-00 32 38	-0.13 - 1.12	8	A_RU_149
RU_152	07 29 56	-02 05 39	-0.19 - 0.88	7	A_RU_152
PG0918+029	09 21 34	+02 46 39	-0.27 - 1.04	5	A_PG0918+029
PG0942-029	09 45 12	-03 08 10	-0.30 - 0.89	5	A_PG0942-029
SA101_326	09 56 14	-00 28 00	0.58 - 1.16	3	A_SA101_326
GD 108	10 00 48	-07 32 41	-0.21 - 0.84	5	A_GD108
PG1047+003	10 50 09	-00 01 08	-0.29 - 0.69	4	A_PG1047+003
SA104_334	12 42 20	-00 40 28	0.52 - 0.83	4	A_SA104_334
PG1323-086	13 25 44	-08 50 00	-0.14 - 0.76	4	A_PG1323-086
PG1525-071	15 28 13	-07 16 01	-0.21 - 1.12	5	A_PG1525-071
SA107_602	15 39 14	-00 14 55	0.50 - 1.41	4	A_SA107_602
PG1633+099	16 35 34	+09 47 08	-0.19 - 1.14	7	A_PG1633+099
SA110_229	18 40 49	+00 01 37	0.73 - 1.91	4	A_SA110_229
Mark A	20 43 59	-10 46 37	-0.25 - 0.94	5	A_MarkA
G26-7	21 31 17	-09 49 00	0.56 - 1.66	4	A_G26-7
G93-48	21 52 17	+02 22 30	-0.01 - 1.32	5	A_G93-48
PG2213-006	22 16 24	-00 21 27	-0.21 - 0.75	4	A_PG2213-006
GD246	23 12 25	+10 47 30	-0.32 - 0.92	4	A_GD246
PG2336+004	23 38 41	+00 42 59	-0.16 - 0.69	3	A_PG2336+004

Object visibility

Today object visibility for the Landlot photometric standards observed from Mt Graham Observatory.

The visibility plot of today:

Minimum observing altitude: 25 degrees.

 

Groups

SA92-249

Star	V	B-V	U-B	V-R	V-I	n	m
SA 92 249	14.325±.0049	+0.699±.0085	+0.240±.0114	+0.399±.0049	+0.770±.0073	17	8
SA 92 250	13.178±.0022	+0.814±.0034	+0.480±.0074	+0.446±.0022	+00.84±.0029	20	9
SA 92 252	14.932±.0033	+0.517±.0055	-0.140±.0082	+0.326±.0033	+0.666±.0068	41	18
SA 92 253	14.085±.0032	+1.131±.0062	+0.955±.0221	+0.719±.0032	+1.337±.0050	39	17

n: number of times star was observed
m: number of nights star was observed

The circle around a star indicates the U-B-colour.

SA92-SF2

Star	V	B-V	U-B	V-R	V-I	n	m
SA92 425	13.941±.0025	+1.191±.0067	+1.173±.0115	+0.755±.0038	+1.384±.0038	36	19
SA92 426	14.466±.0099	+0.729±.0131	+0.184±.0293	+0.412±.0099	+0.809±.0120	8	4
SA92 355	14.965±.0088	+1.164±.0124	+1.201±.0465	+0.759±.0088	+1.406±.0090	15	7
SA92 430	14.440±.0041	+0.567±.0052	-0.040±.0081	+0.338±.0041	+0.767±.0051	35	18

n: number of times star was observed
m: number of nights star was observed

The circle around a star indicates the U-B-colour.

F11

Star	V	B-V	U-B	V-R	V-I	n	m
F 11	12.065±.0007	-0.239±.0007	-0.988±.0017	-0.118±.0006	-0.142±.0010	91	75
F 11A	14.475±.0027	+0.841±.0046	+0.454±.0128	+0.479±.0036	+0.426±.0075	16	7
F 11B	13.784±.0025	+0.747±.0026	+0.234±.0043	+0.437±.0021	+0.412±.0036	14	7

n: number of times star was observed
m: number of nights star was observed

The circle around a star indicates the U-B-colour.

PG0231

Star	V	B-V	U-B	V-R	V-I	n	m
PG0231+051	16.096±.0055	-0.320±.0057	-1.214±.0028	-0.144±.0055	-0.502±.0654	33	18
PG0231+051A	12.768±.0004	+0.711±.0011	+0.271±.0007	+0.405±.0004	+0.794±.0017	16	10
PG0231+051B	14.732±.0017	+1.437±.0049	+1.279±.0119	+0.951±.0017	+1.933±.0022	26	14
PG0231+051C	13.707±.0009	+0.678±.0019	+0.078±.0011	+0.396±.0009	+0.783±.0019	16	9
PG0231+051D	14.031±.0018	+1.077±.0022	+1.026±.0081	+0.671±.0018	+1.252±.0034	19	11
PG0231+051E	13.809±.0019	+0.677±.0014	+0.207±.0019	+0.383±.0019	+0.752±.0019	15	8

SA92

Star	V	B-V	U-B	V-R	V-I	n	m
SA 92 249	14.325±.0049	+0.699±.0085	+0.240±.0114	+0.399±.0049	+0.770±.0073	17	8
SA 92 250	13.178±.0022	+0.814±.0034	+0.480±.0074	+0.446±.0022	+00.84±.0029	20	9
SA 92 252	14.932±.0033	+0.517±.0055	-0.140±.0082	+0.326±.0033	+0.666±.0068	41	18
SA 92 253	14.085±.0032	+1.131±.0062	+0.955±.0221	+0.719±.0032	+1.337±.0050	39	17

Star	V	B-V	U-B	V-R	V-I	n	m
SA92 425	13.941±.0025	+1.191±.0067	+1.173±.0115	+0.755±.0038	+1.384±.0038	36	19
SA92 426	14.466±.0099	+0.729±.0131	+0.184±.0293	+0.412±.0099	+0.809±.0120	8	4
SA92 355	14.965±.0088	+1.164±.0124	+1.201±.0465	+0.759±.0088	+1.406±.0090	15	7
SA92 430	14.440±.0041	+0.567±.0052	-0.040±.0081	+0.338±.0041	+0.767±.0051	35	18

Star	V	B-V	U-B	V-R	V-I	n	m
F 11	12.065±.0007	-0.239±.0007	-0.988±.0017	-0.118±.0006	-0.142±.0010	91	75
F 11A	14.475±.0027	+0.841±.0046	+0.454±.0128	+0.479±.0036	+0.426±.0075	16	7
F 11B	13.784±.0025	+0.747±.0026	+0.234±.0043	+0.437±.0021	+0.412±.0036	14	7

n: number of times star was observed
m: number of nights star was observed

The circle around a star indicates the U-B-colour.

Star	V	B-V	U-B	V-R	V-I	n	m
F 24	12.412±.0010	-0.203±.0006	-1.182±.0017	+0.087±.0008	+0.361±.0010	128	115
F 24A	13.822±.0016	+0.525±.0025	+0.034±.0036	+0.314±.0016	+0.319±.0026	20	10
F 24B	13.546±.0018	+0.668±.0020	+0.188±.0035	+0.382±.0015	+0.367±.0021	19	10
F 24C	11.761±.0015	+1.133±.0012	+1.007±.0036	+0.598±.0005	+0.535±.0011	18	9

n: number of times star was observed

m: number of nights star was observed

The circle around a star indicates the U-B-colour.

Star	V	B-V	U-B	V-R	V-I	n	m
SA 95 330	12.174±.0025	+1.999±.0026	+2.233±.0137	+1.166±.0025	+2.268±.0028	47	23
SA 95 275	13.479±.0028	+1.763±.0054	+1.740±.0201	+1.011±.0028	+1.944±.0025	40	20
SA 95 276	14.118±.0061	+1.225±.0102	+1.218±.0216	+0.748±.0061	+1.395±.0051	14	7

n: number of times star was observed
m: number of nights star was observed

The circle around a star indicates the U-B-colour.

GD_71

Mount Lemon Optical Astronomy Observatory (Arizona, USA)

Star	V	B-V	U-B	V-R	V-I	n	m
GD 71	13.033±.0011	-0.248±.0009	-1.110±.0010	-0.138±.0009	-0.304±.0021	129	115
GD 71A	12.643±.0013	+1.176±.0021	+0.897±.0051	+0.651±.0009	+1.265±.0016	24	12
GD 71B	12.599±.0018	+0.680±.0020	+0.166±.0026	+0.404±.0015	+0.800±.0015	19	11
GD 71C	12.325±.0017	+1.159±.0022	+0.849±.0057	+0.655±.0012	+1.274±.0017	19	11
GD 71D	12.898±.0018	+0.570±.0020	+0.097±.0038	+0.359±.0017	+0.719±.0024	19	11
GD 71E	13.634±.0013	+0.824±.0027	+0.428±.0082	+0.472±.0012	+0.892±.0037	14	7

n: number of times star was observed

m: number of nights star was observed

The circle around a star indicates the U-B-colour.

Star	V	B-V	U-B	V-R	V-I	n	m
98 650	12.271±.0020	+0.157±.0014	+0.110±.0041	+0.080±.0020	+0.166±.0027	31	20
98 653	9.5381±.0007	-0.003±.0003	-0.102±.0008	+0.010±.0010	+0.017±.0007	114	98
98 666	12.732±.0034	+0.164±.0028	-0.004±.0042	+0.091±.0034	+0.200±.0048	25	14
98 670	11.930±.0005	+1.357±.0009	+1.325±.0036	+0.727±.0005	+1.381±.0007	80	66
98 671	13.385±.0037	+0.968±.0048	+0.719±.0108	+0.575±.0071	+1.071±.0046	27	15
98 675	13.398±.0026	+1.909±.0035	+1.936±.0283	+1.082±.0026	+2.085±.0024	44	21
98 676	13.068±.0032	+1.146±.0041	+0.666±.0107	+0.683±.0032	+1.352±.0032	17	8
98 L5	17.800±.1633	+1.900±.3266	-0.100±.4491	+3.100±.1644	+5.800±.1225	6	3
98 682	13.749±.0039	+0.632±.0039	+0.098±.0064	+0.366±.0039	+0.717±.0039	13	7
98 685	11.954±.0030	+0.463±.0021	+0.096±.0028	+0.290±.0030	+0.570±.0034	22	14
98 688	12.754±.0033	+0.293±.0024	+0.245±.0081	+0.158±.0033	+0.337±.0074	21	11

n: number of times star was observed
m: number of nights star was observed

Note, star L5 is extremely red

The circle around a star indicates the U-B-colour.

Star	V	B-V	U-B	V-R	V-I	n	m
Ru 149	13.866±.0022	-0.129±.0027	-0.779±.0031	-0.040±.0022	-0.108±.0069	46	30
Ru 149A	14.495±.0066	+0.298±.0052	+0.118±.0111	+0.196±.0066	+0.391±.0139	18	12
Ru 149B	12.642±.0021	+0.662±.0034	+0.151±.0049	+0.374±.0021	+0.728±.0028	15	10
Ru 149C	14.425±.0052	+0.195±.0042	+0.141±.0111	+0.093±.0052	+0.222±.0106	18	11
Ru 149D	11.480±.0019	-0.037±.0021	-0.287±.0028	+0.021±.0019	+0.029±.0024	18	11
Ru 149E	13.718±.0064	+0.522±.0049	-0.007±.0069	+0.321±.0064	+0.637±.0087	12	8
Ru 149F	13.471±.0028	+1.115±.0078	+1.025±.0223	+0.594±.0028	+1.132±.0034	19	11
Ru 149G	12.829±.0026	+0.541±.0040	+0.033±.0042	+0.322±.0026	+0.645±.0040	18	12

n: number of times star was observed
m: number of nights star was observed

The circle around a star indicates the U-B-colour.

Star	V	B-V	U-B	V-R	V-I	n	m
Ru 152F	14.564±.0052	+0.635±.0057	+0.069±.0096	+0.382±.0052	+0.689±.0222	15	8
Ru 152E	13.362±.0042	+0.042±.0020	-0.086±.0020	+0.030±.0014	+0.065±.0029	12	8
Ru 152	13.017±.0011	-0.187±.0017	-1.081±.0023	-0.059±.0011	-0.147±.0027	48	33
Ru 152B	15.019±.0046	+0.500±.0088	+0.022±.0181	+0.290±.0046	+0.600±.0211	23	10
Ru 152A	14.341±.0061	+0.543±.0086	-0.085±.0168	+0.325±.0061	+0.654±.0131	14	8
Ru 152C	12.222±.0025	+0.573±.0031	-0.013±.0033	+0.342±.0025	+0.683±.0031	12	8
Ru 152D	11.076±.0013	+0.875±.0016	+0.491±.0024	+0.473±.0013	+0.921±.0019	14	10

n: number of times star was observed
m: number of nights star was observed

The circle around a star indicates the U-B-colour.

Star	V	B-V	U-B	V-R	V-I	n	m
PG0918+029	13.327±.0024	-0.271±.0024	-1.081±.0030	-0.129±.0024	-0.288±.0063	45	27
PG0918+029A	14.490±.0033	+0.536±.0058	-0.032±.0095	+0.325±.0033	+0.661±.0085	29	14
PG0918+029B	13.963±.0034	+0.765±.0072	+0.366±.0159	+0.417±.0034	+0.787±.0056	20	11
PG0918+029C	13.537±.0020	+0.631±.0028	+0.087±.0049	+0.367±.0020	+0.722±.0028	21	10
PG0918+029D	12.272±.0021	+1.044±.0030	+0.821±.0071	+0.575±.0021	+1.108±.0018	19	11

n: number of times star was observed
m: number of nights star was observed

The circle around a star indicates the U-B-colour.

Star	V	B-V	U-B	V-R	V-I	n	m
PG0942-029D	13.683±.0009	+0.576±.0029	+0.064±.0054	+0.341±.0009	+0.668±.0044	13	8
PG0942-029A	14.738±.0021	+0.888±.0021	+05522±.0065	+0.563±.0021	+1.035±.0050	16	8
PG0942-029B	14.105±.0022	+0.573±.0014	+0.014±.0043	+0.353±.0022	+0.693±.0041	13	8
PG0942-029	14.012±.0022	-0.298±.0025	-1.177±.0031	-0.132±.0022	-0.296±.0067	21	13
PG0942-029C	14.950±.0024	+0.803±.0024	+0.338±.0049	+0.488±.0024	+0.884±.0053	16	8

n: number of times star was observed

m: number of nights star was observed

The circle around a star indicates the U-B-colour.

Star	V	B-V	U-B	V-R	V-I	n	m
SA 101 326	14.923±.0078	+0.729±.0094	+0.227±.0128	+0.406±.0078	+0.780±.0122	13	6
SA 101 327	13.441±.0032	+1.155±.0057	+1.139±.0098	+0.717±.0032	+1.290±.0028	28	15
SA 101 330	13.723±.0038	+0.577±.0038	-0.026±.0051	+0.346±.0038	+0.684±.0064	28	14

n: number of times star was observed
m: number of nights star was observed

The circle around a star indicates the U-B-colour.

Note the standard star SA 101 262, near x=1500, y=400, was observed four times in two nights by Landolt.

GD108

Star	V	B-V	U-B	V-R	V-I	n	m
GD108	13.563 ±.0025	-0.214 ±.0038	-0.943 ±.0039	-0.099 ±.0025	-0.218 ±.0026	22	13
GD 108A	13.881±.0018	+0.789±.0032	+0.316±.0066	+0.458±.0018	+0.909±.0011	15	8
GD 108B	15.056±.0019	+0.839±.0043	+0.364±.0092	+0.463±.0019	+0.924±.0048	20	9
GD 108C	13.819±.0011	+0.786±.0034	+0.345±.0037	+0.435±.0011	+0.825±.0043	16	9
GD 108D	14.235±.0010	+0.641±.0020	+0.078±.0050	+0.372±.0010	+0.731±.0034	16	8

n: number of times star was observed

m: number of nights star was observed

The circle around a star indicates the U-B-colour.

Star	V	B-V	U-B	V-R	V-I	n	m
PG1047+003	13.474±.0039	-0.290±.0030	-1.121±.0041	-0.132±.0037	-0.295±.0110	32	18
PG1047+003A	13.512±.0046	+0.688±.0049	+0.168±.0067	+0.422±.0026	+0.840±.0036	15	7
PG1047+003B	14.751±.0050	+0.679±.0086	+0.172±.0128	+0.391±.0022	+0.764±.0086	13	5
PG1047+003C	12.453±.0093	+0.607±.0024	-0.019±.0060	+0.378±.0036	+0.737±.0045	11	6

n: number of times star was observed

m: number of nights star was observed

The circle around a star indicates the U-B-colour.

Star	V	B-V	U-B	V-R	V-I	n	m
SA 104 330	15.296±.0103	+0.594±.0276	-0.028±.0155	+0.369±.0103	+0.739±.0225	15	6
SA 104 334	13.484±.0047	+0.518±.0031	-0.067±.0039	+0.323±.0047	+0.653±.0047	24	16
SA 104 336	14.404±.0067	+0.830±.0072	+0.495±.0123	+0.461±.0067	+0.865±.0104	14	6
SA 104 338	16.059±.0078	+0.591±.0219	-0.082±.0368	+0.348±.0078	+0.719±.0170	8	5

n: number of times star was observed
m: number of nights star was observed

The circle around a star indicates the U-B-colour.

Star	V	B-V	U-B	V-R	V-I	n	m	Comment
PG1323-086	13.481±.0019	-0.140±.0022	-0.681±.0026	-0.048±.0019	-0.127±.0045	39	18
PG1323-086A	13.591±.0257	+0.393±.0022	-0.019±.0045	+0.252±.0257	+0.506±.0060	20	12	Variable?
PG1323-086B	13.406±.0019	+0.761±.0029	+0.265±.0042	+0.426±.0019	+0.833±.0031	23	13
PG1323-086C	14.003±.0031	+0.707±.0027	+0.245±.0076	+0.395±.0031	+0.759±.0049	26	13

n: number of times star was observed
m: number of nights star was observed

The circle around a star indicates the U-B-colour.

Star	V	B-V	U-B	V-R	V-I	n	m	Comment
PG1525-071	15.046±.0027	-0.211±.0005	-1.177±.0027	-0.068±.0020	+0.012±.0020	20	13
PG1525-071A	13.506±.0008	+0.773±.0015	+0.282±.0019	+0.437±.0006	+0.421±.0024	15	8
PG1525-071B	16.392±.0039	+0.729±.0043	+0.141±.0097	+0.450±.0037	+0.387±.0066	17	8
PG1525-071C	13.519±.0007	+1.116±.0028	+1.073±.0052	+0.593±.0010	+0.509±.0015	16	9
PG1525-071D	16.300±.0021	+0.393±.0714	+0.224±.0316	+0.405±.0108	+0.343±.0196	15	8	Variable?

n: number of times star was observed
m: number of nights star was observed

The circle around a star indicates the U-B-colour.

Star	V	B-V	U-B	V-R	V-I	n	m
SA 107 599	14.675±.0082	+0.698±.0121	+0.243±.0061	+0.433±.0082	+0.869±.0155	17	7
SA 107 600	14.884±.0170	+0.503±.0130	+0.049±.0227	+0.339±.0170	+0.700±.0203	9	4
SA 107 601	14.646±.0045	+1.412±.0073	+1.265±.0247	+0.923±.0045	+1.761±.0038	33	13
SA 107 602	12.116±.0027	+0.991±.0029	+0.585±.0070	+0.545±.0027	+1.074±.0032	17	9

n: number of times star was observed
m: number of nights star was observed

The circle around a star indicates the U-B-colour.

Star	V	B-V	U-B	V-R	V-I	n	m
PG1633+099	14.396±.0016	-0.191±.0021	-0.990±.0031	-0.085±.0016	-0.208±.0107	20	11
PG1633+099A	15.259±.0032	+0.871±.0042	+0.305±.0037	+0.506±.0032	+1.011±.0099	23	10
PG1633+099B	12.968±.0016	+1.081±.0013	+1.017±.0051	+0.589±.0016	+1.090±.0019	18	11
PG1633+099C	13.224±.0017	+1.144±.0008	+1.146±.0022	+0.612±.0017	+1.133±.0027	17	10
PG1633+099D	13.689±.0016	+0.535±.0018	-0.021±.0028	+0.324±.0016	+0.649±.0020	20	12
PG1633+099E	13.113±.0021	+0.841±.0020	+0.337±.0037	+0.484±.0021	+0.953±.0024	16	9
PG1633+099F	13.768±.0020	+0.878±.0024	+0.254±.0048	+0.523±.0020	+1.035±.0028	15	8

n: number of times star was observed
m: number of nights star was observed

The circle around a star indicates the U-B-colour.

Star	V	B-V	U-B	V-R	V-I	n	m
SA 110 299	13.649±.0031	+1.910±.0091	+1.391±.0225	+1.198±.0031	+2.356±.0026	30	16
SA 110 230	14.281±.0031	+1.084±.0050	+0.728±.0116	+0.624±.0031	+1.218±.0050	21	11
SA 110 232	12.516±.0032	+0.729±.0028	+0.147±.0045	+0.439±.0032	+0.889±.0025	28	16
SA 110 233	12.771±.0028	+1.281±.0034	+0.812±.0070	+0.773±.0028	+1.593±.0021	22	11

n: number of times star was observed
m: number of nights star was observed

The circle around a star indicates the U-B-colour.

Star	V	B-V	U-B	V-R	V-I	n	m
Mark A	13.256±.0008	-0.246±.0008	-1.159±.0021	-0.114±.0008	-0.238±.0029	88	71
Mark A1	15.911±.0040	+0.609±.0090	-0.014±.0136	+0.367±.0040	+0.740±.0148	25	10
Mark A2	14.540±.0028	+0.666±.0031	+0.096±.0046	+0.379±.0028	+0.751±.0059	21	10
Mark A3	14.818±.0023	+0.938±.0034	+0.651±.0104	+0.587±.0023	+1.098±.0045	22	10
Mark A4	14.767±.0020	+0.795±.0030	+0.176±.0040	+0.471±.0020	+0.952±.0052	22	11

n: number of times star was observed
m: number of nights star was observed

The circle around a star indicates the U-B-colour.

Star	V	B-V	U-B	V-R	V-I	n	m
G26-7A	13.047±.0016	+0.725±.0017	+0.279±.0025	+0.405±.0016	+0.776±.0022	17	9
G26-7	12.006±.0017	+1.664±.0006	+1.231±.0041	+1.298±.0017	+2.968±.0015	25	12
G26-7C	12.468±.0006	+0.624±.0013	+0.093±.0042	+0.354±.0006	+0.695±.0010	12	6
G26-7B	13.454±.0017	+0.562±.0021	+0.027±.0037	+0.323±.0017	+0.652±.0029	16	9

n: number of times star was observed

m: number of nights star was observed

The circle around a star indicates the U-B-colour.

Star	V	B-V	U-B	V-R	V-I	n	m
G93-48D	13.664±.0016	+0.636±.0025	+0.120±.0033	+0.368±.0016	+0.724±.0030	21	9
G93-48C	12.664±.0005	+1.320±.0015	+1.260±.0054	+0.852±.0005	+1.610±.0018	33	16
G93-48A	12.856±.0017	+0.715±.0020	+0.278±.0032	+0.403±.0017	+0.772±.0023	26	14
G94 48B	12.416±.0019	+0.719±.0017	+0.194±.0038	+0.405±.0019	+0.791±.0020	25	14
G93-48	12.743±.0006	-0.011±.0007	-0.790±.0016	-0.096±.0006	-0.195±.0018	106	90

n: number of times star was observed
m: number of nights star was observed

The circle around a star indicates the U-B-colour.

Star	V	B-V	U-B	V-R	V-I	n	m
PG2213-006	14.137±.0010	-0.214±.0014	-1.176±.0006	-0.072±.0010	-0.211±.0057	33	18
PG2213-006A	14.180±.0006	+0.665±.0007	+0.094±.0025	+0.407±.0006	+0.817±.0030	32	17
PG2213-006B	12.710±.0007	+0.753±.0014	+0.291±.0018	+0.427±.0007	+0.831±.0012	24	13
PG2213-006C	15.108±.0020	+0.726±.0030	+0.175±.0039	+0.425±.0020	+0.853±.0047	34	17

n: number of times star was observed

m: number of nights star was observed

The circle around a star indicates the U-B-colour.

Star	V	B-V	U-B	V-R	V-I	n	m
GD246	13.090±.0009	-0.318±.0009	-1.194±.0014	-0.148±.0008	-0.328±.0021	113	97
GD246A	12.962±.0019	+0.463±.0022	-0.047±.0034	+0.288±.0017	+0.584±.0025	21	11
GD246B	14.368±.0019	+0.919±.0028	+0.693±.0111	+0.512±.0023	+0.944±.0070	20	09
GD246C	13.637±.0018	+0.879±.0015	+0.540±.0052	+0.484±.0016	+0.933±.0031	20	10

n: number of times star was observed
m: number of nights star was observed

The circle around a star indicates the U-B-colour.

Star	V	B-V	U-B	V-R	V-I	n	m
PG2336+004	15.885±.0070	-0.160±.0056	-0.781±.0007	-0.056±.0079	-0.048±.0125	10	5
PG2336+004A	11.274±.0006	+0.686±.0006	+0.129±.0011	+0.394±.0007	+0.382±.0006	10	5
PG2336+004B	12.429±.0006	+0.517±.0008	-0.048±.0012	+0.313±.0003	+0.317±.0012	10	5

n: number of times star was observed
m: number of nights star was observed

The circle around a star indicates the U-B-colour.

-- JuanGuerra - 19 Mar 2013

• 92_249:
  

• 92_sf2:
  

• 95_sf4:
  

• 98_670:
  

• 104_334:
  

• 107_602:
  

• 110_229:
  

• f11:
  

• g26_7:
  

• g93_48:
  

• gd71:
  

• gd108:
  

• gd246:
  

• marka:
  

• pg0231:
  

• pg0981:
  

• pg0942:
  

• pg1047:
  

• pg1323:
  

• pg1525:
  

• pg1633:
  

• pg2213:
  

• pg2336:
  

• ru149:
  

• ru152:
  

• sa101_326:
  

-- JuanGuerra - 23 Mar 2013