Cora»Occultation

2024-08-21 / UCAC4 419-133670 / (4897) Tomhamilton

#	OBS	Observer	Occ	Meth.	Instr.	CC	TSRC	UT1	UT2	UT3	UT4	UT2E	UT3E	Dur.	Chrd
1	show	Simon Kidd	O+	VID	M350	GB	GPS	20:23:00	20:24:03.870	20:24:05.020	20:25:00	0.14	0.14	1.15	9.3

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#73 : 43978d30-ddb5-11f0-547e-25f4dbd78f5f [db: observed]

Using prediction 43978d30-ddb5-11f0-547e-25f4dbd78f5f for map and profile fit

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Event Details
Occultation UUID [and DB] : 43978d30-ddb5-11f0-547e-25f4dbd78f5f [observed] Occultation Date + Time : 2024-08-21 at 20:30:06 UT +/- 0.0 min [1] Object Designation : (4897) Tomhamilton Orbit Class : MBA Star Designation : GDR3 4196955425054091776 Star Coordinates (ICRF) : RA = 19 54 30.2407, DE = -06 16 12.929 [2] Star Magnitudes : G = 14.43 mag, RP = 13.83 mag, BP = 14.86 mag Object Magnitude : V = 16.39 mag Estimated Magnitude Drop : 2.1 mag Estimated Max. Duration : 1.5 sec Object Mean Diameter : 12.1 km (src: astorb) Speed of the shadow : 8.1 km/s Elongation to Moon & Sun : 60° (sunlit = 94%), Sun = 147° Cross-track uncertainty : 0.3 mas = 0 km = 0.03 path-width (1-sig) RUWE and duplicate source : 0.99 mas, dup.src = 0 (0:false, 1:true) Ephemeris Reference : JPL#73 Note : FP:true [1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0

Event Details

Occultation UUID [and DB] : 43978d30-ddb5-11f0-547e-25f4dbd78f5f [observed] Occultation Date + Time : 2024-08-21 at 20:30:06 UT +/- 0.0 min [1] Object Designation : (4897) Tomhamilton Orbit Class : MBA Star Designation : GDR3 4196955425054091776 Star Coordinates (ICRF) : RA = 19 54 30.2407, DE = -06 16 12.929 [2] Star Magnitudes : G = 14.43 mag, RP = 13.83 mag, BP = 14.86 mag Object Magnitude : V = 16.39 mag Estimated Magnitude Drop : 2.1 mag Estimated Max. Duration : 1.5 sec Object Mean Diameter : 12.1 km (src: astorb) Speed of the shadow : 8.1 km/s Elongation to Moon & Sun : 60° (sunlit = 94%), Sun = 147° Cross-track uncertainty : 0.3 mas = 0 km = 0.03 path-width (1-sig) RUWE and duplicate source : 0.99 mas, dup.src = 0 (0:false, 1:true) Ephemeris Reference : JPL#73 Note : FP:true [1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0

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