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Stellar Occultation by (22700) 1998 RP37 on 2026-09-01 (21:55:35 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] : 13fa48f0-d9af-11f1-43f3-2ee6a566ef89 [observed]

 Occultation Date + Time   : 2026-09-01 at 21:55:35 UT +/- 0.11 min  [1]
 Object Designation        : (22700) 1998 RP37
 Star Designation          : GDR3 4083814063653771136
 Star Coordinates (ICRF)   : RA = 19 15 38.8631, DE = -19 33 44.716  [2]
 Star Magnitudes           : G = 13.45 mag, RP = 12.74 mag, BP = 14.03 mag
 Object Magnitude          : V = 18.79 mag
 Estimated Magnitude Drop  : 5.3 mag
 Estimated Max. Duration   : 3.8 sec
 Speed of the shadow       : 1.8 km/s
 Object Mean Diameter      : 6.9 km  (src: astorb) => apparent = 4 mas
 Apparent Motion           : 0.0600 arcs/min @ PA = 267 deg
 Horizontal Parallax       : 3.5250 arcs
 Dynamical Class           : MBA
 Elongation to Moon & Sun  : 110° (sunlit = 76%), Sun = 128°
 Cross-track uncertainty   : 1.3 mas = 2 km = 0.34 path-width (1-sig)
 RUWE and duplicate source : 0.96 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL47
 Note                      : FP:true

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


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