Cora»Occultation

2023-06-21 / UCAC4 450-121274 / (29580) 1998 FK55

#	OBS	Observer	Occ	Meth.	Instr.	CC	TSRC	UT1	UT2	UT3	UT4	UT2E	UT3E	Dur.	Chrd
1	show	Tomas Janik	O-	CCD	T432	CZ	GPS	23:01:30			23:04:30

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#64 : b8f27fb0-ddb3-11f0-547e-28e3fff1b95e [db: observed]

Using prediction b8f27fb0-ddb3-11f0-547e-28e3fff1b95e for map and profile fit

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Event Details
Occultation UUID [and DB] : b8f27fb0-ddb3-11f0-547e-28e3fff1b95e [observed] Occultation Date + Time : 2023-06-21 at 22:59:27 UT +/- 0.0 min [1] Object Designation : (29580) 1998 FK55 Orbit Class : MBA Star Designation : GDR3 4236974624648469632 Star Coordinates (ICRF) : RA = 19 59 31.1644, DE = -00 09 35.385 [2] Star Magnitudes : G = 13.63 mag, RP = 12.83 mag, BP = 14.32 mag Object Magnitude : V = 18.59 mag Estimated Magnitude Drop : 5.0 mag Estimated Max. Duration : 0.8 sec Object Mean Diameter : 8.0 km (src: astorb) Speed of the shadow : 10.1 km/s Elongation to Moon & Sun : 153° (sunlit = 13%), Sun = 143° Cross-track uncertainty : 0.3 mas = 0 km = 0.07 path-width (1-sig) RUWE and duplicate source : 0.93 mas, dup.src = 0 (0:false, 1:true) Ephemeris Reference : JPL#64 Note : FP:true [1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0

Event Details

Occultation UUID [and DB] : b8f27fb0-ddb3-11f0-547e-28e3fff1b95e [observed] Occultation Date + Time : 2023-06-21 at 22:59:27 UT +/- 0.0 min [1] Object Designation : (29580) 1998 FK55 Orbit Class : MBA Star Designation : GDR3 4236974624648469632 Star Coordinates (ICRF) : RA = 19 59 31.1644, DE = -00 09 35.385 [2] Star Magnitudes : G = 13.63 mag, RP = 12.83 mag, BP = 14.32 mag Object Magnitude : V = 18.59 mag Estimated Magnitude Drop : 5.0 mag Estimated Max. Duration : 0.8 sec Object Mean Diameter : 8.0 km (src: astorb) Speed of the shadow : 10.1 km/s Elongation to Moon & Sun : 153° (sunlit = 13%), Sun = 143° Cross-track uncertainty : 0.3 mas = 0 km = 0.07 path-width (1-sig) RUWE and duplicate source : 0.93 mas, dup.src = 0 (0:false, 1:true) Ephemeris Reference : JPL#64 Note : FP:true [1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0

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