| Event | |
| Date | 2023-07-06 |
| Asteroid | (330798) 2008 UM255 |
| Star | UCAC4 317-174146 |
| Asteroid magnitude | 18.85m |
| Star magnitude | 11.49m / 11.49m / 11.47m (¹) |
| Combined magnitude | 11.49m / 11.49m / 11.47m (¹) |
| Expected drop | 7.36m / 5.90m / 4.27m (¹) |
| Expected time | 20:58:55 UT ± 7.35 s |
| Expected duration | 0.31 s |
| 1-σ path width error | 14.53 |
| Star RUWE | 0.55 |
| 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 | 20:58:37 UT |
| End observation | 20:59:15 UT |
| Technical data | |
| Telescope | Newtonian 40/90 [cm] |
| Camera | DVTI |
| Exposure | 0.05 s |
| Observation method | Analogue & digital video |
| Time source | GPS |
| Signal noise ratio | |
| Wind | 0 B |
| Temperature | 16°C |
| Transparency | Clear |
| Seeing | Strong flickering |
| Additional information | |
| Comment | |
| SODIS | View report (requires account) |
| OWC | View more details |
| Last modified | 2023-07-20 13:42:28 |
(¹) Pobliska gwiazda wpływa na obserwację. Tabela zawiera wartość oryginalną oraz dla apertur odpowiednio 4 i 8 sekund łuku
Załączniki
