Cora»Occultation

2024-09-07 / UCAC4 348-184003 / (158) Koronis

#	OBS	Observer	Occ	Meth.	Instr.	CC	TSRC	UT1	UT2	UT3	UT4	UT2E	UT3E	Dur.	Chrd
1	show	Mavroudis Eleftheriou, Michail Dogramatzidis, +1	O+	CCD	M356	GR	GPS	19:48:10	19:50:19.96	19:50:29.39	19:52:21	0.15	0.1837	9.43	19.8

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#75 : 61481b60-ddb5-11f0-547e-368cff569710 [db: observed]

Using prediction 61481b60-ddb5-11f0-547e-368cff569710 for map and profile fit

Get observations as KML file (reduced site location resolution)

Sky projection (artificial light) for occ. time: 2024-09-07, 19:49 UT (JD = 2460561.326)

DAMIT	Q	P (h)	λ, β	JD0	JD-JD0	φ0	Version	Modified	Vol-equiv D	Cmnt
# 167	None	14.206	30°, -64°	2.44582363735e6	14737.7	0.0°	preliminary model	2011-04-11	38.0 +/- 5.0 km	2011-03-28

Q: model quality flag (0-5, 5=highest) | P: rotation period | λ,β: ecl. lon. and lat. of spin axis (J2000) | JD: initial time (epoch) | φ0: initial rotation angle for JD0

Image size: 300px. Transparent image background for copy & paste

Map with groundtrack and observer stations

Event Details
Occultation UUID [and DB] : 61481b60-ddb5-11f0-547e-368cff569710 [observed] Occultation Date + Time : 2024-09-07 at 20:05:52 UT +/- 0.03 min [1] Object Designation : (158) Koronis Orbit Class : MBA Star Designation : GDR3 6868572791380606464 Star Coordinates (ICRF) : RA = 19 46 38.3508, DE = -20 26 26.356 [2] Star Magnitudes : G = 12.48 mag, RP = 11.82 mag, BP = 12.97 mag Object Magnitude : V = 14.21 mag Estimated Magnitude Drop : 1.9 mag Estimated Max. Duration : 16.9 sec Object Mean Diameter : 35.4 km (src: astorb) Speed of the shadow : 2.1 km/s Elongation to Moon & Sun : 78° (sunlit = 19%), Sun = 129° Cross-track uncertainty : 0.7 mas = 1 km = 0.03 path-width (1-sig) RUWE and duplicate source : 0.9 mas, dup.src = 0 (0:false, 1:true) Ephemeris Reference : JPL#75 Note : FP:true [1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0

Event Details

Occultation UUID [and DB] : 61481b60-ddb5-11f0-547e-368cff569710 [observed] Occultation Date + Time : 2024-09-07 at 20:05:52 UT +/- 0.03 min [1] Object Designation : (158) Koronis Orbit Class : MBA Star Designation : GDR3 6868572791380606464 Star Coordinates (ICRF) : RA = 19 46 38.3508, DE = -20 26 26.356 [2] Star Magnitudes : G = 12.48 mag, RP = 11.82 mag, BP = 12.97 mag Object Magnitude : V = 14.21 mag Estimated Magnitude Drop : 1.9 mag Estimated Max. Duration : 16.9 sec Object Mean Diameter : 35.4 km (src: astorb) Speed of the shadow : 2.1 km/s Elongation to Moon & Sun : 78° (sunlit = 19%), Sun = 129° Cross-track uncertainty : 0.7 mas = 1 km = 0.03 path-width (1-sig) RUWE and duplicate source : 0.9 mas, dup.src = 0 (0:false, 1:true) Ephemeris Reference : JPL#75 Note : FP:true [1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0

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