2023-12-03 / UCAC4 450-136049 / (6997) Laomedon
# OBS Observer Occ Meth. Instr. CC
TSRC UT1 UT2 UT3 UT4 UT2E UT3E Dur. Chrd
1
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Stefano Sposetti
O-
VID
M420
CH
GPS
18:50:30
18:56:30
UT1/UT4: Begin/End of observation | UT2/UT3: Begin/End of occultation | Dur: Reported duration in seconds | Chrd: Corresponding chord length in km |
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1 observation found in db: sodis
Available (probably) matching predictions (click on the link to switch):
Using prediction c541391f-6093-4050-83ea-1c20357c6333 for map and profile fit
Map with groundtrack and observer stations
Occ by (6997) Laomedon on 2023-12-03
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Event Details
Occultation UUID [and DB] : c541391f-6093-4050-83ea-1c20357c6333 [observed]
Occultation Date + Time : 2023-12-03 at 18:52:11 UT +/- 0.06 min [1]
Object Designation : (6997) Laomedon
Orbit Class : JTRO
Star Designation : GDR3 2653967086560625152
Star Coordinates (ICRF) : RA = 22 37 32.9622, DE = -00 06 23.960 [2]
Star Magnitudes : G = 13.44 mag, RP = 12.85 mag, BP = 13.88 mag
Object Magnitude : V = 18.44 mag
Estimated Magnitude Drop : 5.0 mag
Estimated Max. Duration : 1.7 sec
Object Mean Diameter : 25.4 km (src: astorb)
Speed of the shadow : 15.0 km/s
Elongation to Moon & Sun : 160° (sunlit = 64%), Sun = 90°
Cross-track uncertainty : 2.0 mas = 7 km = 0.29 path-width (1-sig)
RUWE and duplicate source : 0.91 mas, dup.src = 0 (0:false, 1:true)
Ephemeris Reference : JPL#47
[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)