| Event | |
| Date | 2025-02-21 |
| Asteroid | (24550) 2001 DM71 |
| Star | TYC 1898-00492-1 |
| Asteroid magnitude | 20.10m |
| Star magnitude | 8.63m / 8.62m / 8.62m (¹) |
| Combined magnitude | 8.63m / 8.62m / 8.62m (¹) |
| Expected drop | 11.47m / 5.69m / 5.69m (¹) |
| Expected time | 22:45:00 UT ± 3.39 s |
| Expected duration | 1.73 s |
| 1-σ path width error | 0.52 |
| Star RUWE | 0.95 |
| Station | |
| Observer | Marcin Filipek |
| Latitude | 50 12 43.8 |
| Longitude | 19 45 02.8 |
| Altitude | 450 m |
| Geodetic system | WGS84 |
| Nearest city | Jerzmanowice |
| Result | |
| Overal result | Negative |
| Start observation | 22:44:40 UT |
| End observation | 22:45:21 UT |
| Technical data | |
| Telescope | Newtonian 25/100 [cm] |
| Camera | DVTI |
| Exposure | 0.02 s |
| Observation method | Analogue & digital video |
| Time source | GPS |
| Signal noise ratio | |
| Wind | 0 B |
| Temperature | 1°C |
| Transparency | Clear |
| Seeing | Steady |
| Additional information | |
| Comment | Technical failure at 22:44:52 and 22:45:03. Enough to confirm as negative obs. |
| SODIS | View report (requires account) |
| OWC | View more details |
| Last modified | 2025-03-01 05:10:45 |
(¹) Pobliska gwiazda wpływa na obserwację. Tabela zawiera wartość oryginalną oraz dla apertur odpowiednio 4 i 8 sekund łuku
Załączniki
