| 2023-11-10 |  Up & Down EP @ BEAT Music Fund @ 2019-12-06 | 1 | Tech House | M.F.S: Observatory - Up & Down (Original Mix)3:32 | |
| 2023-11-10 | Up & Down EP @ BEAT Music Fund @ 2019-12-06 | 2 | Tech House | M.F.S: Observatory - Up & Down (Extended Mix)5:44 | |
| 2023-11-10 | Up & Down EP @ BEAT Music Fund @ 2019-12-06 | 3 | Tech House | M.F.S: Observatory - One & Two (Original Mix)6:02 | |