Cora»Occultation

2025-09-02 / TYC 5254-00005-1 / (104253) 2000 EK138

#	OBS	Observer	Occ	Meth.	Instr.	CC	TSRC	UT1	UT2	UT3	UT4	UT2E	UT3E	Dur.	Chrd
1	show	Daniel Antuszewicz	O-	VID	M300	PL	NTP	01:43:30	::	::	01:45:10

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):

JPL#33 : 5bd8e4a0-ddb7-11f0-547e-ebb1febfdbfc [db: observed]

Using prediction 5bd8e4a0-ddb7-11f0-547e-ebb1febfdbfc for map and profile fit

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Event Details
Occultation UUID [and DB] : 5bd8e4a0-ddb7-11f0-547e-ebb1febfdbfc [observed] Occultation Date + Time : 2025-09-02 at 01:49:45 UT +/- 0.04 min [1] Object Designation : (104253) 2000 EK138 Orbit Class : MBA Star Designation : GDR3 2639978824754457728 Star Coordinates (ICRF) : RA = 23 39 40.4526, DE = -02 37 32.496 [2] Star Magnitudes : G = 10.6 mag, RP = 10.16 mag, BP = 10.88 mag Object Magnitude : V = 19.57 mag Estimated Magnitude Drop : 9.0 mag Estimated Max. Duration : 0.2 sec Object Mean Diameter : 2.3 km (src: astorb) Speed of the shadow : 10.5 km/s Elongation to Moon & Sun : 84° (sunlit = 67%), Sun = 166° Cross-track uncertainty : 18.0 mas = 22 km = 9.67 path-width (1-sig) RUWE and duplicate source : 1.02 mas, dup.src = 0 (0:false, 1:true) Ephemeris Reference : JPL#33 Note : FP:true [1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0

Event Details

Occultation UUID [and DB] : 5bd8e4a0-ddb7-11f0-547e-ebb1febfdbfc [observed] Occultation Date + Time : 2025-09-02 at 01:49:45 UT +/- 0.04 min [1] Object Designation : (104253) 2000 EK138 Orbit Class : MBA Star Designation : GDR3 2639978824754457728 Star Coordinates (ICRF) : RA = 23 39 40.4526, DE = -02 37 32.496 [2] Star Magnitudes : G = 10.6 mag, RP = 10.16 mag, BP = 10.88 mag Object Magnitude : V = 19.57 mag Estimated Magnitude Drop : 9.0 mag Estimated Max. Duration : 0.2 sec Object Mean Diameter : 2.3 km (src: astorb) Speed of the shadow : 10.5 km/s Elongation to Moon & Sun : 84° (sunlit = 67%), Sun = 166° Cross-track uncertainty : 18.0 mas = 22 km = 9.67 path-width (1-sig) RUWE and duplicate source : 1.02 mas, dup.src = 0 (0:false, 1:true) Ephemeris Reference : JPL#33 Note : FP:true [1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0

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