Cora»Occultation

2025-09-12 / UCAC4 524-001139 / (26104) Masayukimori

#	OBS	Observer	Occ	Meth.	Instr.	CC	TSRC	UT1	UT2	UT3	UT4	UT2E	UT3E	Dur.	Chrd
1	show	Ferran Casarramona	O-	VID	M200	ES	GPS	21:39:02	::	::	21:42:01
2	show	Henk de Groot	O-	VID	M350	NL	GPS	21:33:54	::	::	21:35:59

UT1/UT4: Begin/End of observation | UT2/UT3: Begin/End of occultation | Dur: Reported duration in seconds | Chrd: Corresponding chord length in km | More

2 observations found in db: sodis

Available (probably) matching predictions (click on the link to switch):

JPL#66 : 6cd77aa0-ddb7-11f0-547e-e17b6ea37633 [db: observed]

Using prediction 6cd77aa0-ddb7-11f0-547e-e17b6ea37633 for map and profile fit

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Event Details
Occultation UUID [and DB] : 6cd77aa0-ddb7-11f0-547e-e17b6ea37633 [observed] Occultation Date + Time : 2025-09-12 at 21:37:50 UT +/- 0.01 min [1] Object Designation : (26104) Masayukimori Orbit Class : MBA Star Designation : GDR3 2779682561725800320 Star Coordinates (ICRF) : RA = 00 37 45.8418, DE = +14 45 43.381 [2] Star Magnitudes : G = 13.32 mag, RP = 12.61 mag, BP = 13.86 mag Object Magnitude : V = 16.39 mag Estimated Magnitude Drop : 3.1 mag Estimated Max. Duration : 1.1 sec Object Mean Diameter : 5.6 km (src: astorb) Speed of the shadow : 5.1 km/s Elongation to Moon & Sun : 45° (sunlit = 67%), Sun = 154° Cross-track uncertainty : 0.7 mas = 0 km = 0.10 path-width (1-sig) RUWE and duplicate source : 1.9 mas, dup.src = 0 (0:false, 1:true) Ephemeris Reference : JPL#66 Note : FP:true [1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0

Event Details

Occultation UUID [and DB] : 6cd77aa0-ddb7-11f0-547e-e17b6ea37633 [observed] Occultation Date + Time : 2025-09-12 at 21:37:50 UT +/- 0.01 min [1] Object Designation : (26104) Masayukimori Orbit Class : MBA Star Designation : GDR3 2779682561725800320 Star Coordinates (ICRF) : RA = 00 37 45.8418, DE = +14 45 43.381 [2] Star Magnitudes : G = 13.32 mag, RP = 12.61 mag, BP = 13.86 mag Object Magnitude : V = 16.39 mag Estimated Magnitude Drop : 3.1 mag Estimated Max. Duration : 1.1 sec Object Mean Diameter : 5.6 km (src: astorb) Speed of the shadow : 5.1 km/s Elongation to Moon & Sun : 45° (sunlit = 67%), Sun = 154° Cross-track uncertainty : 0.7 mas = 0 km = 0.10 path-width (1-sig) RUWE and duplicate source : 1.9 mas, dup.src = 0 (0:false, 1:true) Ephemeris Reference : JPL#66 Note : FP:true [1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0

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