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Stellar Occultation by (1082) Pirola on 2023-04-18 (21:37:23 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] : 8cef1a90-ddb3-11f0-547e-2b5539fe1035 [observed]

 Occultation Date + Time   : 2023-04-18 at 21:37:23 UT +/- 0.01 min  [1]
 Object Designation        : (1082) Pirola
 Star Designation          : GDR3 3364108691657192960
 Star Coordinates (ICRF)   : RA = 07 19 18.9859, DE = +21 26 51.374  [2]
 Star Magnitudes           : G = 12.83 mag, RP = 12.27 mag, BP = 12.86 mag
 Object Magnitude          : V = 16.95 mag
 Estimated Magnitude Drop  : 4.1 mag
 Estimated Max. Duration   : 2.3 sec
 Speed of the shadow       : 18.9 km/s
 Object Mean Diameter      : 43.0 km  (src: astorb) => apparent = 16 mas
 Apparent Motion           : 0.4333 arcs/min @ PA = 95 deg
 Horizontal Parallax       : 2.4350 arcs
 Dynamical Class           : MBA
 Elongation to Moon & Sun  : 96° (sunlit = 2%), Sun = 80°
 Cross-track uncertainty   : 4.7 mas = 12 km = 0.29 path-width (1-sig)
 RUWE and duplicate source : 36.83 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL90
 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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