| Event |
| Date | 2023-04-03 |
| Asteroid | (13857) Stafford |
| Star | TYC 298-00312-1 |
| Asteroid magnitude | 18.19m |
| Star magnitude | 10.11m |
| Combined magnitude | 10.11m |
| Expected drop | 8.08m |
| Expected time | 22:23:00 UT ± 2.72 s |
| Expected duration | 0.30 s |
| 1-σ path width error | 5.68 |
| Star RUWE | 1.05 |
| 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 | Negative |
| Start observation | 22:22:05 UT |
| End observation | 22:23:50 UT |
| Technical data |
| Telescope | SCT 35/185 [cm] |
| Camera | Andor Zyla 5.5 with sCMOS sensor |
| Exposure | 0.03 s |
| Observation method | Sequential images |
| Time source | GPS |
| Signal noise ratio | 7 |
| Wind | 2 B |
| Temperature | 4°C |
| Transparency | Broken opaque cloud [this is, observed thru gaps in the cloud] |
| Seeing | Steady |
| Additional information |
| Comment | Probability 6%.
|
| SODIS | View report (requires account) |
| OWC | View more details |
| Last modified | 2023-04-17 09:19:40 |
