| Event |
| Date | 2023-11-27 |
| Asteroid | (20612) 1999 RT237 |
| Star | TYC 1363-01147-1 |
| Asteroid magnitude | 18.61m |
| Star magnitude | 9.95m |
| Combined magnitude | 9.95m |
| Expected drop | 8.67m |
| Expected time | 21:44:29 UT ± 6.99 s |
| Expected duration | 2.57 s |
| 1-σ path width error | 1.26 |
| Star RUWE | 1.25 |
| 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 | 21:43:30 UT |
| End observation | 21:45:34 UT |
| Technical data |
| Telescope | SCT 35/185 [cm] |
| Camera | Andor Zyla 5.5 with sCMOS sensor |
| Exposure | 0.15 s |
| Observation method | Sequential images |
| Time source | GPS |
| Signal noise ratio | 7.6 |
| Wind | 1 B |
| Temperature | -7°C |
| Transparency | Thick cloud > 2 [mag loss >2 mag.] |
| Seeing | Slight flickering |
| Additional information |
| Comment | Probability: 31%
|
| SODIS | View report (requires account) |
| OWC | View more details |
| Last modified | 2023-12-04 23:06:56 |
