Cora»Occultation

2023-07-17 / UCAC4 384-084588 / (7030) Colombini

#	OBS	Observer	Occ	Meth.	Instr.	CC	TSRC	UT1	UT2	UT3	UT4	UT2E	UT3E	Dur.	Chrd
1	show	Leszek Benedyktowicz	O-	VID	M200	PL	GPS	20:28:16			20:29:24
2	show	Marcin Filipek	O-	VID	M250	PL	GPS	20:28:22			20:29:35

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#56 : d9cadac0-ddb3-11f0-547e-e19fefffcb96 [db: observed]

Using prediction d9cadac0-ddb3-11f0-547e-e19fefffcb96 for map and profile fit

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Map with groundtrack and observer stations

Event Details
Occultation UUID [and DB] : d9cadac0-ddb3-11f0-547e-e19fefffcb96 [observed] Occultation Date + Time : 2023-07-17 at 20:09:44 UT +/- 0.01 min [1] Object Designation : (7030) Colombini Orbit Class : MBA Star Designation : GDR3 4161653954992289536 Star Coordinates (ICRF) : RA = 17 37 13.2705, DE = -13 16 21.321 [2] Star Magnitudes : G = 12.96 mag, RP = 12.24 mag, BP = 13.5 mag Object Magnitude : V = 15.93 mag Estimated Magnitude Drop : 3.0 mag Estimated Max. Duration : 1.8 sec Object Mean Diameter : 5.8 km (src: astorb) Speed of the shadow : 3.3 km/s Elongation to Moon & Sun : 145° (sunlit = 0%), Sun = 148° Cross-track uncertainty : 0.3 mas = 0 km = 0.03 path-width (1-sig) RUWE and duplicate source : 0.94 mas, dup.src = 0 (0:false, 1:true) Ephemeris Reference : JPL#56 Note : FP:true [1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0

Event Details

Occultation UUID [and DB] : d9cadac0-ddb3-11f0-547e-e19fefffcb96 [observed] Occultation Date + Time : 2023-07-17 at 20:09:44 UT +/- 0.01 min [1] Object Designation : (7030) Colombini Orbit Class : MBA Star Designation : GDR3 4161653954992289536 Star Coordinates (ICRF) : RA = 17 37 13.2705, DE = -13 16 21.321 [2] Star Magnitudes : G = 12.96 mag, RP = 12.24 mag, BP = 13.5 mag Object Magnitude : V = 15.93 mag Estimated Magnitude Drop : 3.0 mag Estimated Max. Duration : 1.8 sec Object Mean Diameter : 5.8 km (src: astorb) Speed of the shadow : 3.3 km/s Elongation to Moon & Sun : 145° (sunlit = 0%), Sun = 148° Cross-track uncertainty : 0.3 mas = 0 km = 0.03 path-width (1-sig) RUWE and duplicate source : 0.94 mas, dup.src = 0 (0:false, 1:true) Ephemeris Reference : JPL#56 Note : FP:true [1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0

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