Please read the following table in Markdown format and then answer the question according to the table. Table cells in one row are seperated by '|', and different rows are seperated by '
'.

Table:
| Race | Position | Time | Speed | Replica |
| --- | --- | --- | --- | --- |
| Superbike | DNF | DNF | DNF | DNF |
| Supersport Race 1 | 3rd | 0:54:56:06 | 123.628 | Silver |
| Superstock | 3rd | 1:11:36.59 | 126.452 | Silver |
| Supersport Race 2 | 3rd | 1:13:29.28 | 123.220 | Silver |
| Senior | 2nd | 1:45:53:00 | 128.281 | Silver |
| Source: | Source: | Source: | Source: | Source: |
Question:
Which position has a time of 1:45:53:00?
Answer:
2nd