Cora»Occultation

2022-12-15 / UCAC4 561-031682 / (11738) 1998 RK72

#	OBS	Observer	Occ	Meth.	Instr.	CC	TSRC	UT1	UT2	UT3	UT4	UT2E	UT3E	Dur.	Chrd
1	show	Alex Pratt	O-	VID	M280	GB	GPS	23:54:47			23:56:40

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#58 : 3966ac80-ddb3-11f0-547e-63ab7d3f9139 [db: observed]

Using prediction 3966ac80-ddb3-11f0-547e-63ab7d3f9139 for map and profile fit

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Map with groundtrack and observer stations

Event Details
Occultation UUID [and DB] : 3966ac80-ddb3-11f0-547e-63ab7d3f9139 [observed] Occultation Date + Time : 2022-12-15 at 23:54:14 UT +/- 0.01 min [1] Object Designation : (11738) 1998 RK72 Orbit Class : MBA Star Designation : GDR3 3376214078460228096 Star Coordinates (ICRF) : RA = 06 32 23.5502, DE = +22 06 17.786 [2] Star Magnitudes : G = 13.68 mag, RP = 13.16 mag, BP = 14.04 mag Object Magnitude : V = 18.0 mag Estimated Magnitude Drop : 4.3 mag Estimated Max. Duration : 0.7 sec Object Mean Diameter : 10.1 km (src: astorb) Speed of the shadow : 15.2 km/s Elongation to Moon & Sun : 72° (sunlit = 54%), Sun = 166° Cross-track uncertainty : 0.3 mas = 0 km = 0.06 path-width (1-sig) RUWE and duplicate source : 1.03 mas, dup.src = 0 (0:false, 1:true) Ephemeris Reference : JPL#58 Note : FP:true [1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0

Event Details

Occultation UUID [and DB] : 3966ac80-ddb3-11f0-547e-63ab7d3f9139 [observed] Occultation Date + Time : 2022-12-15 at 23:54:14 UT +/- 0.01 min [1] Object Designation : (11738) 1998 RK72 Orbit Class : MBA Star Designation : GDR3 3376214078460228096 Star Coordinates (ICRF) : RA = 06 32 23.5502, DE = +22 06 17.786 [2] Star Magnitudes : G = 13.68 mag, RP = 13.16 mag, BP = 14.04 mag Object Magnitude : V = 18.0 mag Estimated Magnitude Drop : 4.3 mag Estimated Max. Duration : 0.7 sec Object Mean Diameter : 10.1 km (src: astorb) Speed of the shadow : 15.2 km/s Elongation to Moon & Sun : 72° (sunlit = 54%), Sun = 166° Cross-track uncertainty : 0.3 mas = 0 km = 0.06 path-width (1-sig) RUWE and duplicate source : 1.03 mas, dup.src = 0 (0:false, 1:true) Ephemeris Reference : JPL#58 Note : FP:true [1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0

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