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Table 1
Number of CCD images collected for each filter and each year of observation of UM673.
| Images | Nights | ||||||||
| Season | V | R | i | total | V | R | i | total | |
|
|
|||||||||
| 2008 | 42 | 45 | 43 | 130 | 15 | 15 | 15 | 45 | |
| 2009 | 34 | 35 | 26 | 95 | 12 | 13 | 9 | 34 | |
| 2010 | 72 | 78 | 0 | 150 | 23 | 26 | 0 | 49 | |
| 2011 | 51 | 53 | 9 | 113 | 15 | 16 | 1 | 32 | |
| total | 199 | 211 | 78 | 488 | 65 | 70 | 25 | 160 | |
Notes.The corresponding number of nights for each filter is also shown.
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