| Event |
| Date | 2023-06-17 |
| Asteroid | (856) Backlunda |
| Star | TYC 5712-00569-1 |
| Asteroid magnitude | 13.89m |
| Star magnitude | 10.76m |
| Combined magnitude | 10.70m |
| Expected drop | 3.19m |
| Expected time | 21:28:19 UT ± 1.84 s |
| Expected duration | 4.97 s |
| 1-σ path width error | 0.21 |
| Star RUWE | 1.20 |
| 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 | Negative |
| Start observation | 21:27:41 UT |
| End observation | 21:29:00 UT |
| Technical data |
| Telescope | Newtonian 25/100 [cm] |
| Camera | DVTI |
| Exposure | 0.1 s |
| Observation method | Analogue & digital video |
| Time source | GPS |
| Signal noise ratio | |
| Wind | 0 B |
| Temperature | 15°C |
| Transparency | Clear |
| Seeing | Slight flickering |
| Additional information |
| Comment | |
| SODIS | View report (requires account) |
| OWC | View more details |
| Last modified | 2023-07-01 23:07:26 |
