Cora»Occultation

2024-08-21 / UCAC4 411-117299 / (4553) Doncampbell

#	OBS	Observer	Occ	Meth.	Instr.	CC	TSRC	UT1	UT2	UT3	UT4	UT2E	UT3E	Dur.	Chrd
1	show	Anna Marciniak	O-	CCD	M400	PL	GPS	19:36:38			19:38:25

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#66 : 44032040-ddb5-11f0-547e-7a42effd882a [db: observed]

Using prediction 44032040-ddb5-11f0-547e-7a42effd882a for map and profile fit

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Event Details
Occultation UUID [and DB] : 44032040-ddb5-11f0-547e-7a42effd882a [observed] Occultation Date + Time : 2024-08-21 at 19:49:10 UT +/- 0.01 min [1] Object Designation : (4553) Doncampbell Orbit Class : MBA Star Designation : GDR3 4206869034207238528 Star Coordinates (ICRF) : RA = 19 28 46.2375, DE = -07 48 01.818 [2] Star Magnitudes : G = 13.75 mag, RP = 12.85 mag, BP = 14.6 mag Object Magnitude : V = 15.83 mag Estimated Magnitude Drop : 2.2 mag Estimated Max. Duration : 1.5 sec Object Mean Diameter : 11.0 km (src: astorb) Speed of the shadow : 7.3 km/s Elongation to Moon & Sun : 66° (sunlit = 94%), Sun = 141° Cross-track uncertainty : 0.3 mas = 0 km = 0.03 path-width (1-sig) RUWE and duplicate source : 1.04 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] : 44032040-ddb5-11f0-547e-7a42effd882a [observed] Occultation Date + Time : 2024-08-21 at 19:49:10 UT +/- 0.01 min [1] Object Designation : (4553) Doncampbell Orbit Class : MBA Star Designation : GDR3 4206869034207238528 Star Coordinates (ICRF) : RA = 19 28 46.2375, DE = -07 48 01.818 [2] Star Magnitudes : G = 13.75 mag, RP = 12.85 mag, BP = 14.6 mag Object Magnitude : V = 15.83 mag Estimated Magnitude Drop : 2.2 mag Estimated Max. Duration : 1.5 sec Object Mean Diameter : 11.0 km (src: astorb) Speed of the shadow : 7.3 km/s Elongation to Moon & Sun : 66° (sunlit = 94%), Sun = 141° Cross-track uncertainty : 0.3 mas = 0 km = 0.03 path-width (1-sig) RUWE and duplicate source : 1.04 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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