2026-04-07 / UCAC4 611-033294 / (4293) Masumi
# OBS Observer Occ Meth. Instr. CC
TSRC UT1 UT2 UT3 UT4 UT2E UT3E Dur. Chrd
1
show Serge Vasseur
O+
VID
M406
FR
GPS
22:09:00
22:11:00.001
22:11:00.376
22:13:00
0.069
0.069
0.38
9.7
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 eae40750-341b-11f1-6999-3e579a7fce1f for map and profile fit
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Event Details
Occultation UUID [and DB] : eae40750-341b-11f1-6999-3e579a7fce1f [asteroids]
Occultation Date + Time : 2026-04-07 at 22:08:44 UT +/- 0.0 min [1]
Object Designation : (4293) Masumi
Orbit Class : MBA
Star Designation : GDR3 3439110266736144768
Star Coordinates (ICRF) : RA = 06 30 02.3074, DE = +32 03 55.989 [2]
Star Magnitudes : G = 13.74 mag, RP = 13.2 mag, BP = 14.1 mag
Object Magnitude : V = 16.81 mag
Estimated Magnitude Drop : 3.1 mag
Estimated Max. Duration : 0.4 sec
Object Mean Diameter : 11.4 km (src: astorb)
Speed of the shadow : 25.6 km/s
Elongation to Moon & Sun : 166° (sunlit = 71%), Sun = 78°
Cross-track uncertainty : 0.4 mas = 0 km = 0.05 path-width (1-sig)
RUWE and duplicate source : 1.02 mas, dup.src = 0 (0:false, 1:true)
Ephemeris Reference : JPL#64
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)
