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Stellar Occultation by (3831) Pettengill on 2025-12-24 (23:02:44 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] : 77882950-d996-11f1-43f3-07fecefa0424 [observed]

 Occultation Date + Time   : 2025-12-24 at 23:02:44 UT +/- 0.0 min  [1]
 Object Designation        : (3831) Pettengill
 Star Designation          : GDR3 0655049685928917888
 Star Coordinates (ICRF)   : RA = 08 01 23.4521, DE = +15 40 48.919  [2]
 Star Magnitudes           : G = 13.79 mag, RP = 13.29 mag, BP = 14.12 mag
 Object Magnitude          : V = 17.37 mag
 Estimated Magnitude Drop  : 3.6 mag
 Estimated Max. Duration   : 0.6 sec
 Speed of the shadow       : 11.0 km/s
 Object Mean Diameter      : 6.7 km  (src: astorb) => apparent = 6 mas
 Apparent Motion           : 0.5450 arcs/min @ PA = 282 deg
 Horizontal Parallax       : 5.2790 arcs
 Dynamical Class           : MBA
 Elongation to Moon & Sun  : 150° (sunlit = 22%), Sun = 154°
 Cross-track uncertainty   : 0.3 mas = 0 km = 0.05 path-width (1-sig)
 RUWE and duplicate source : 1.18 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL74
 Note                      : FP:true

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


More Data and Informations
SiMDA | 3D Asteroid Catalogue | Johnston Archive | Star at CDS (Vizier) | JPL Small-Body Node | Minor Planet Center | Wikipedia
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