Stellar Occultation by (3633) Mira on 2023-09-14 (18:18:37 UT)
Event Details
Occultation UUID [and db] : b3bc3456-ccaa-481f-a9e2-8f7253f9001b [observed]
Occultation Date + Time : 2023-09-14 at 18:18:37 UT +/- 0.03 min [1]
Object Designation : (3633) Mira
Star Designation : GDR3 4086311260748989696
Star Coordinates (ICRF) : RA = 18 47 48.0172, DE = -18 56 20.049 [2]
Star Magnitudes : G = 13.98 mag, RP = 20.56 mag, BP = 21.77 mag
Object Magnitude : V = 18.42 mag
Estimated Magnitude Drop : 4.5 mag
Estimated Max. Duration : 0.7 sec
Object Mean Diameter : 5.6 km (src: astorb)
Orbital Class : MBA
Speed of the shadow : 7.7 km/s
Elongation to Moon & Sun : 113° (sunlit = 0%), Sun = 110°
Cross-track uncertainty : 5.3 mas = 7 km = 1.34 path-width (1-sig)
RUWE and duplicate source : 1.03 mas, dup.src = 0 (0:false, 1:true)
Ephemeris Reference : JPL#53
[1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0