| Event | |
| Date | 2024-02-25 |
| Asteroid | (24835) 1995 SM55 |
| Star | UCAC4 646-016015 |
| Asteroid magnitude | 20.60m |
| Star magnitude | 12.40m |
| Combined magnitude | 12.40m |
| Expected drop | 8.20m |
| Expected time | 18:13:31 UT ± 107.22 s |
| Expected duration | 38.26 s |
| 1-σ path width error | 2.73 |
| 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 | 18:04:01 UT |
| End observation | 18:14:45 UT |
| Disappearance | 18:13:26.190 UT ± 0.06 s |
| Reappearance | 18:13:29.600 UT ± 0.10 s |
| Duration | 3.41 s |
| Technical data | |
| Telescope | SCT 35/185 [cm] |
| Camera | Andor Zyla 5.5 with sCMOS sensor |
| Exposure | 0.10 s |
| Observation method | Sequential images |
| Time source | GPS |
| Signal noise ratio | 15.9 |
| Wind | 1 B |
| Temperature | 8°C |
| Transparency | Clear |
| Seeing | Slight flickering |
| Additional information | |
| Comment | Diffraction effects visible, and step-wise lightcurve due to binarity of the star. Report for the main component of a binary star. |
| SODIS | View report (requires account) |
| OWC | View more details |
| Last modified | 2024-03-01 08:11:07 |
Załączniki
