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Stellar Occultation by (243113) 2007 RH145 on 2025-12-17 (16:37:43 UT)

CTU: Cross-track uncertainty (zero means: use the nominal prediction value, see event details below). Offsets and CTU all in mas.


Event Details
 Occultation UUID [and db] : db6b2b00-ddb8-11f0-547e-6f72ebfe4fdf [observed]

 Occultation Date + Time   : 2025-12-17 at 16:37:43 UT +/- 0.09 min  [1]
 Object Designation        : (243113) 2007 RH145
 Star Designation          : GDR3 0041141255507693184
 Star Coordinates (ICRF)   : RA = 03 41 23.4025, DE = +13 48 42.428  [2]
 Star Magnitudes           : G = 12.5 mag, RP = 11.58 mag, BP = 13.39 mag
 Object Magnitude          : V = 19.23 mag
 Estimated Magnitude Drop  : 6.7 mag
 Estimated Max. Duration   : 0.4 sec
 Speed of the shadow       : 5.9 km/s
 Object Mean Diameter      : 2.2 km  (src: astorb) => apparent = 2 mas
 Apparent Motion           : 0.3483 arcs/min @ PA = 242 deg
 Horizontal Parallax       : 6.2840 arcs
 Dynamical Class           : MBA
 Elongation to Moon & Sun  : 169° (sunlit = 5%), Sun = 150°
 Cross-track uncertainty   : 3.3 mas = 3 km = 1.52 path-width (1-sig)
 RUWE and duplicate source : 1.06 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL31
 Note                      : FP:true

 
 [1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0


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