| Event |
| Date | 2023-07-18 |
| Asteroid | (135164) 2001 QH248 |
| Star | UCAC4 461-128058 |
| Asteroid magnitude | 18.84m |
| Star magnitude | 13.36m |
| Combined magnitude | 13.35m |
| Expected drop | 5.49m |
| Expected time | 22:07:39 UT ± 15.20 s |
| Expected duration | 1.89 s |
| 1-σ path width error | 4.30 |
| Star RUWE | 1.10 |
| Station |
| Observer | Leszek Benedyktowicz |
| Latitude | 50 04 07.97 |
| Longitude | 19 47 04.90 |
| Altitude | 238 m |
| Geodetic system | WGS84 |
| Nearest city | Balice |
| Result |
| Overal result | Negative |
| Start observation | 22:07:01 UT |
| End observation | 22:08:10 UT |
| Technical data |
| Telescope | SCT 20/200 [cm] |
| Camera | ASI432mm |
| Exposure | 0.3 s |
| Observation method | Analogue & digital video |
| Time source | GPS |
| Signal noise ratio | 8.7 |
| Wind | 0 B |
| Temperature | 15°C |
| Transparency | Clear |
| Seeing | Steady |
| Additional information |
| Comment | |
| SODIS | View report (requires account) |
| OWC | View more details |
| Last modified | 2023-07-20 13:45:16 |
