Table 1:
Journal of photometric observations of NGC 1901 and standard star
fields, together with calibration coefficients (2005, November 29).
Field |
Filter |
Exposure time |
Seeing |
Airmass |
|
[sec.] |
[
] |
NGC 1901 |
U |
1200, 60, 5 |
1.1 |
1.150-1.280 |
|
B |
900, 30, 3 |
1.0 |
1.150-1.280 |
|
V |
600, 30, 1 |
1.0 |
1.150-1.280 |
|
I |
600, 30, 1 |
1.0 |
1.150-1.280 |
TPhoenix |
U |
180, 200 |
1.0 |
1.024, 1.444 |
|
B |
90, 120 |
1.1 |
1.023, 1.447 |
|
V |
20, 30 |
1.1 |
1.024, 1.450 |
|
I |
40, 40 |
1.1 |
1.022, 1.452 |
PG 0231+006 |
U |
200, 240 |
1.1 |
1.291, 1.801 |
|
B |
60, 90 |
1.1 |
1.293, 1.807 |
|
V |
40, 40 |
1.1 |
1.296, 1.809 |
|
I |
40, 30 |
1.1 |
1.294, 1.810 |
Rubin 149 |
U |
180, 240 |
1.0 |
1.311, 1.651 |
|
B |
90, 120 |
1.1 |
1.316, 1.649 |
|
V |
30, 40 |
1.0 |
1.318, 1.647 |
|
I |
40, 40 |
1.0 |
1.313, 1.643 |
Calibration |
 |
|
coefficients |
 |
|
|
u3 = +0.46 |
|
|
 |
|
|
 |
|
|
b3 = +0.27 |
|
|
 |
 |
|
 |
 |
|
v3 = +0.12 |
i3 = +0.06 |
|
 |
|
|
 |
|
Source LaTeX |
All tables |
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