2025-11-07 / UCAC4 497-000236 / (70707) 1999 UC42
# OBS Observer Occ Meth. Instr. CC
TSRC UT1 UT2 UT3 UT4 UT2E UT3E Dur. Chrd
1
show Peter Delincak
O-
VID
M400
SK
NTP
22:02:49
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::
22:06:59
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 b4df9d40-ddb8-11f0-547e-5f6bbd7643c2 for map and profile fit
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Event Details
Occultation UUID [and DB] : b4df9d40-ddb8-11f0-547e-5f6bbd7643c2 [observed]
Occultation Date + Time : 2025-11-07 at 22:17:30 UT +/- 0.03 min [1]
Object Designation : (70707) 1999 UC42
Orbit Class : MBA
Star Designation : GDR3 2752258203405241472
Star Coordinates (ICRF) : RA = 00 10 46.6653, DE = +09 23 40.080 [2]
Star Magnitudes : G = 14.01 mag, RP = 13.3 mag, BP = 14.58 mag
Object Magnitude : V = 19.34 mag
Estimated Magnitude Drop : 5.3 mag
Estimated Max. Duration : 0.5 sec
Object Mean Diameter : 3.2 km (src: astorb)
Speed of the shadow : 6.3 km/s
Elongation to Moon & Sun : 73° (sunlit = 92%), Sun = 140°
Cross-track uncertainty : 1.7 mas = 2 km = 0.70 path-width (1-sig)
RUWE and duplicate source : 1.03 mas, dup.src = 0 (0:false, 1:true)
Ephemeris Reference : JPL#54
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)
