| Event |
| Date | 2025-02-11 |
| Asteroid | (240497) 2004 EL4 |
| Star | TYC 704-01906-1 |
| Asteroid magnitude | 19.52m |
| Star magnitude | 9.41m |
| Combined magnitude | 9.41m |
| Expected drop | 10.11m |
| Expected time | 18:03:46 UT ± 1.10 s |
| Expected duration | 0.46 s |
| 1-σ path width error | 1.80 |
| Star RUWE | 1.05 |
| Station |
| Observer | Wojciech Burzyński |
| Latitude | 53 6 32.3 |
| Longitude | 23 9 21.2 |
| Altitude | 176 m |
| Geodetic system | WGS84 |
| Nearest city | Bialystok |
| Result |
| Overal result | Negative |
| Start observation | 18:03:02 UT |
| End observation | 18:04:29 UT |
| Technical data |
| Telescope | Other 60/420 [cm] |
| Camera | DVTI CAM 430 #41 |
| Exposure | 0.01 s |
| Observation method | Analogue & digital video |
| Time source | GPS |
| Signal noise ratio | |
| Wind | B |
| Temperature | -5°C |
| Transparency | Clear |
| Seeing | Steady |
| Additional information |
| Comment | |
| SODIS | View report (requires account) |
| OWC | View more details |
| Last modified | 2025-02-13 20:49:58 |
