2026-10-17 / UCAC4 550-009521 / (66350) 1999 JS76
# OBS Observer Occ Meth. Instr. CC
TSRC UT1 UT2 UT3 UT4 UT2E UT3E Dur. Chrd
1
show Henk de Groot
O-
VID
M350
NL
GPS
22:43:13
::
::
22:45:40
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 f9f2ac40-d9b3-11f1-43f3-606ef3bf322d for map and profile fit
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Event Details
Occultation UUID [and DB] : f9f2ac40-d9b3-11f1-43f3-606ef3bf322d [observed]
Occultation Date + Time : 2026-10-17 at 22:43:40 UT +/- 0.01 min [1]
Object Designation : (66350) 1999 JS76
Orbit Class : MBA
Star Designation : GDR3 0049017847570694912
Star Coordinates (ICRF) : RA = 04 19 39.2958, DE = +19 58 36.332 [2]
Star Magnitudes : G = 12.76 mag, RP = 11.49 mag, BP = 14.59 mag
Object Magnitude : V = 18.97 mag
Estimated Magnitude Drop : 6.2 mag
Estimated Max. Duration : 0.6 sec
Object Mean Diameter : 3.8 km (src: astorb)
Speed of the shadow : 6.3 km/s
Elongation to Moon & Sun : 140° (sunlit = 43%), Sun = 138°
Cross-track uncertainty : 0.5 mas = 0 km = 0.17 path-width (1-sig)
RUWE and duplicate source : 1.38 mas, dup.src = 0 (0:false, 1:true)
Ephemeris Reference : JPL55
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)
