2025-12-31 / UCAC4 486-048379 / (5780) Lafontaine
# OBS Observer Occ Meth. Instr. CC
TSRC UT1 UT2 UT3 UT4 UT2E UT3E Dur. Chrd
1
show Oscar Canales
O+
CCD
M280
ES
GPS
21:25:32
21:27:02.3
21:27:03.8
21:28:31
0.300
0.300
1.50
17.9
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 6a9e14b0-d997-11f1-43f3-cfdbfa0f921e for map and profile fit
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Event Details
Occultation UUID [and DB] : 6a9e14b0-d997-11f1-43f3-cfdbfa0f921e [observed]
Occultation Date + Time : 2025-12-31 at 21:20:47 UT +/- 0.0 min [1]
Object Designation : (5780) Lafontaine
Orbit Class : MBA
Star Designation : GDR3 0595174165330395904
Star Coordinates (ICRF) : RA = 08 43 23.9237, DE = +07 03 30.509 [2]
Star Magnitudes : G = 13.51 mag, RP = 12.87 mag, BP = 13.99 mag
Object Magnitude : V = 17.72 mag
Estimated Magnitude Drop : 4.2 mag
Estimated Max. Duration : 1.1 sec
Object Mean Diameter : 12.9 km (src: astorb)
Speed of the shadow : 11.9 km/s
Elongation to Moon & Sun : 68° (sunlit = 91%), Sun = 147°
Cross-track uncertainty : 0.3 mas = 0 km = 0.05 path-width (1-sig)
RUWE and duplicate source : 0.92 mas, dup.src = 0 (0:false, 1:true)
Ephemeris Reference : JPL68
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)
