| Event | |
| Date | 2025-02-17 |
| Asteroid | (8338) Ralhan |
| Star | UCAC4 557-009436 |
| Asteroid magnitude | 18.88m |
| Star magnitude | 11.54m / 11.54m / 11.54m (¹) |
| Combined magnitude | 11.54m / 11.54m / 11.54m (¹) |
| Expected drop | 7.34m / 7.03m / 7.03m (¹) |
| Expected time | 18:35:02 UT ± 0.48 s |
| Expected duration | 0.47 s |
| 1-σ path width error | 0.87 |
| Star RUWE | 2.30 |
| Station | |
| Observer | Daniel Antuszewicz |
| Latitude | 052 22 57.3 |
| Longitude | 020 54 09.0 |
| Altitude | 81 m |
| Geodetic system | WGS84 |
| Nearest city | Legionowo |
| Result | |
| Overal result | Negative |
| Start observation | 18:34:02 UT |
| End observation | 18:36:02 UT |
| Technical data | |
| Telescope | Dobsonian 20/120 [cm] |
| Camera | ZWO ASI715MC |
| Exposure | 0.06 s |
| Observation method | Analogue & digital video |
| Time source | NTP |
| Signal noise ratio | |
| Wind | 0 B |
| Temperature | -7°C |
| Transparency | Clear |
| Seeing | Steady |
| Additional information | |
| Comment | |
| SODIS | View report (requires account) |
| OWC | View more details |
| Last modified | 2025-02-18 06:31:25 |
(¹) Pobliska gwiazda wpływa na obserwację. Tabela zawiera wartość oryginalną oraz dla apertur odpowiednio 4 i 8 sekund łuku
Załączniki
