UT1/UT4: Begin/End of observation | UT2/UT3: Begin/End of occultation | Dur: Reported duration in seconds | Chrd: Corresponding chord length in km |
More
4 observations found in db: euraster
Available (probably) matching predictions (click on the link to switch):
Occultation UUID [and DB] : 2005ea27-f4c3-4485-86bd-840d2a64337f [observed]
Occultation Date + Time : 2022-02-24 at 18:44:53 UT +/- 0.03 min [1]
Object Designation : (12238) Actor
Orbit Class : JTRO
Star Designation : GDR3 0026855983825418368
Star Coordinates (ICRF) : RA = 02 35 14.3705, DE = +13 29 02.038 [2]
Star Magnitudes : G = 11.91 mag, RP = 10.7 mag, BP = 13.43 mag
Object Magnitude : V = 18.38 mag
Estimated Magnitude Drop : 6.5 mag
Estimated Max. Duration : 0.8 sec
Object Mean Diameter : 22 km (src: astorb)
Speed of the shadow : 26.4 km/s
Elongation to Moon & Sun : 143° (sunlit = 40%), Sun = 65°
Cross-track uncertainty : 1.3 mas = 4 km = 0.21 path-width (1-sig)
RUWE and duplicate source : 1.55 mas, dup.src = 0 (0:false, 1:true)
Ephemeris Reference : JPL#50
[1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0