| Event | |
| Date | 2023-03-15 |
| Asteroid | (454) Mathesis |
| Star | UCAC4 596-043459 |
| Asteroid magnitude | 13.69m |
| Star magnitude | 15.79m |
| Combined magnitude | 13.54m |
| Expected drop | 0.15m |
| Expected time | 21:25:38 UT ± 5.12 s |
| Expected duration | 23.25 s |
| 1-σ path width error | 0.20 |
| Star RUWE | 0.95 |
| Station | |
| Observer | Anna Marciniak |
| Latitude | 052 36 14.0 |
| Longitude | 016 02 33.4 |
| Altitude | 65 m |
| Geodetic system | WGS84 |
| Nearest city | Sierakow |
| Result | |
| Overal result | Positive |
| Start observation | 21:23:01 UT |
| End observation | 21:28:04 UT |
| Disappearance | 21:25:22.5 UT ± 1.10 s |
| Reappearance | 21:25:45.3 UT ± 1.10 s |
| Duration | 22.80 s |
| Plotcode | include observation |
| Technical data | |
| Telescope | SCT 35/185 [cm] |
| Camera | Andor Zyla 5.5 with sCMOS sensor |
| Exposure | 1.50 s |
| Observation method | Sequential images |
| Time source | GPS |
| Signal noise ratio | 20 |
| Wind | 2 B |
| Temperature | -1°C |
| Transparency | Clear |
| Seeing | Steady |
| Additional information | |
| Comment | Probability 53%. Shallow (only 0.1 mag drop !), but clear event. Analysis re-done by Daniel Blazewicz, with improved result. |
| SOPiZ annotation | star 15.79m |
| SODIS | View report (requires account) |
| OWC | View more details |
| Last modified | 2023-04-01 15:35:13 |
Załączniki
