| Event |
| Date | 2025-03-05 |
| Asteroid | (2984) Chaucer |
| Star | UCAC4 560-047449 |
| Asteroid magnitude | 16.34m |
| Star magnitude | 14.25m |
| Combined magnitude | 14.10m |
| Expected drop | 2.24m |
| Expected time | 01:27:29 UT ± 0.43 s |
| Expected duration | 3.44 s |
| 1-σ path width error | 0.01 |
| Star RUWE | 1.05 |
| 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 | Positive |
| Start observation | 01:27:01 UT |
| End observation | 01:27:57 UT |
| Disappearance | 01:27:29.08 UT ± 0.15 s |
| Reappearance | 01:27:31.33 UT ± 0.15 s |
| Duration | 2.25 s |
| Plotcode | include observation |
| Technical data |
| Telescope | Newtonian 25/100 [cm] |
| Camera | DVTI |
| Exposure | 0.3 s |
| Observation method | Analogue & digital video |
| Time source | GPS |
| Signal noise ratio | 7.0 |
| Wind | 0 B |
| Temperature | 0°C |
| Transparency | Clear |
| Seeing | Slight flickering |
| Additional information |
| Comment | |
| SODIS | View report (requires account) |
| OWC | View more details |
| Last modified | 2025-03-18 08:39:16 |
