2026-09-19 / UCAC4 525-011796 / (11440) Massironi
# OBS Observer Occ Meth. Instr. CC
TSRC UT1 UT2 UT3 UT4 UT2E UT3E Dur. Chrd
1
show Wacław Pieczonka
O+
VID
M200
PL
NTP
03:06:14
03:06:52.20
03:06:53.02
03:07:29
0.080
0.070
0.82
11.1
UT1/UT4: Begin/End of observation | UT2/UT3: Begin/End of occultation | Dur: Reported duration in seconds | Chrd: Corresponding chord length in km |
More 1 observation found in db: sodis
Available (probably) matching predictions (click on the link to switch):
Using prediction d77e34c0-d9b0-11f1-43f3-a338f3fb7425 for map and profile fit
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Event Details
Occultation UUID [and DB] : d77e34c0-d9b0-11f1-43f3-a338f3fb7425 [observed]
Occultation Date + Time : 2026-09-19 at 03:09:18 UT +/- 0.01 min [1]
Object Designation : (11440) Massironi
Orbit Class : MBA
Star Designation : GDR3 3393494484235176192
Star Coordinates (ICRF) : RA = 05 14 23.0854, DE = +14 56 20.763 [2]
Star Magnitudes : G = 12.78 mag, RP = 11.87 mag, BP = 13.63 mag
Object Magnitude : V = 18.52 mag
Estimated Magnitude Drop : 5.8 mag
Estimated Max. Duration : 0.7 sec
Object Mean Diameter : 9.5 km (src: astorb)
Speed of the shadow : 13.5 km/s
Elongation to Moon & Sun : 164° (sunlit = 53%), Sun = 97°
Cross-track uncertainty : 0.1 mas = 0 km = 0.02 path-width (1-sig)
RUWE and duplicate source : 0.96 mas, dup.src = 0 (0:false, 1:true)
Ephemeris Reference : JPL72
Note : FP:true
[1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0
(If error 404: link not valid which means no data available)
