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Stellar Occultation by (216703) 2004 RD175 on 2026-09-23 (20:37:11 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] : 5b35b040-d9b1-11f1-43f3-bad35de97240 [observed]

 Occultation Date + Time   : 2026-09-23 at 20:37:11 UT +/- 0.04 min  [1]
 Object Designation        : (216703) 2004 RD175
 Star Designation          : GDR3 2791257674682710272
 Star Coordinates (ICRF)   : RA = 01 05 42.6624, DE = +21 38 16.035  [2]
 Star Magnitudes           : G = 8.86 mag, RP = 8.4 mag, BP = 9.15 mag
 Object Magnitude          : V = 19.74 mag
 Estimated Magnitude Drop  : 10.9 mag
 Estimated Max. Duration   : 0.3 sec
 Speed of the shadow       : 10.3 km/s
 Object Mean Diameter      : 3.1 km  (src: astorb) => apparent = 2 mas
 Apparent Motion           : 0.4183 arcs/min @ PA = 258 deg
 Horizontal Parallax       : 4.3180 arcs
 Dynamical Class           : MBA
 Elongation to Moon & Sun  : 58° (sunlit = 91%), Sun = 154°
 Cross-track uncertainty   : 7.0 mas = 10 km = 3.34 path-width (1-sig)
 RUWE and duplicate source : 0.91 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL37
 Note                      : FP:true

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


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