| Event | |
| Date | 2025-03-07 |
| Asteroid | (27747) 1990 YW |
| Star | UCAC4 451-048235 |
| Asteroid magnitude | 17.85m |
| Star magnitude | 13.70m |
| Combined magnitude | 13.68m |
| Expected drop | 4.17m |
| Expected time | 23:04:12 UT ± 0.39 s |
| Expected duration | 0.91 s |
| 1-σ path width error | 0.25 |
| Star RUWE | 1.00 |
| Station | |
| Observer | Anna Marciniak |
| Latitude | 052 16 36.8 |
| Longitude | 017 04 30.8 |
| Altitude | 83 m |
| Geodetic system | WGS84 |
| Nearest city | Poznan |
| Result | |
| Overal result | Negative |
| Start observation | 23:03:10 UT |
| End observation | 23:05:02 UT |
| Technical data | |
| Telescope | Newtonian 40/180 [cm] |
| Camera | Andor Zyla 5.5 camera with sCMOS sensor |
| Exposure | 0.30 s |
| Observation method | Sequential images |
| Time source | GPS |
| Signal noise ratio | 5.6 |
| Wind | 1 B |
| Temperature | 5°C |
| Transparency | Clear |
| Seeing | Slight flickering |
| Additional information | |
| Comment | |
| SODIS | View report (requires account) |
| OWC | View more details |
| Last modified | 2025-03-31 17:46:27 |
Załączniki
