2026-08-27 / UCAC4 613-015852 / (66633) 1999 RB212
# OBS Observer Occ Meth. Instr. CC
TSRC UT1 UT2 UT3 UT4 UT2E UT3E Dur. Chrd
1
show Wacław Pieczonka
O+
VID
M200
PL
NTP
23:18:35
23:19:37.98
23:19:38.31
23:20:25
0.030
0.030
0.33
5.9
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 bfc40eb0-d9ae-11f1-43f3-866bfbf55613 for map and profile fit
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Event Details
Occultation UUID [and DB] : bfc40eb0-d9ae-11f1-43f3-866bfbf55613 [observed]
Occultation Date + Time : 2026-08-27 at 23:21:36 UT +/- 0.0 min [1]
Object Designation : (66633) 1999 RB212
Orbit Class : MBA
Star Designation : GDR3 0172018976420315520
Star Coordinates (ICRF) : RA = 04 34 28.0894, DE = +32 35 27.958 [2]
Star Magnitudes : G = 11.84 mag, RP = 11.03 mag, BP = 12.54 mag
Object Magnitude : V = 20.12 mag
Estimated Magnitude Drop : 8.3 mag
Estimated Max. Duration : 0.3 sec
Object Mean Diameter : 5.1 km (src: astorb)
Speed of the shadow : 17.8 km/s
Elongation to Moon & Sun : 99° (sunlit = 100%), Sun = 83°
Cross-track uncertainty : 0.4 mas = 0 km = 0.18 path-width (1-sig)
RUWE and duplicate source : 0.94 mas, dup.src = 0 (0:false, 1:true)
Ephemeris Reference : JPL56
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)
