Cora»Occultation

2024-09-21 / UCAC4 423-141730 / (206) Hersilia

#	OBS	Observer	Occ	Meth.	Instr.	CC	TSRC	UT1	UT2	UT3	UT4	UT2E	UT3E	Dur.	Chrd
1	show	Simon Kidd	O+	VID	M350	GB	GPS	19:13:18	19:14:14.881	19:14:23.133	19:15:18	2.026	2.026	8.25	95.7

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#139 : 6a5834b0-ddb5-11f0-547e-57f6bef38b5d [db: observed]

Using prediction 6a5834b0-ddb5-11f0-547e-57f6bef38b5d for map and profile fit

Get observations as KML file (reduced site location resolution)

Sky projection (artificial light) for occ. time: 2024-09-21, 19:14 UT (JD = 2460575.301)

DAMIT	Q	P (h)	λ, β	JD0	JD-JD0	φ0	Version	Modified	Vol-equiv D	Cmnt
# 3217	1.0	11.111	250°, 43°	2.451087e6	9488.3	0.0°	None	2019-09-26	not scaled	2019-05-07

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] : 6a5834b0-ddb5-11f0-547e-57f6bef38b5d [observed] Occultation Date + Time : 2024-09-21 at 19:13:10 UT +/- 0.01 min [1] Object Designation : (206) Hersilia Orbit Class : MBA Star Designation : GDR3 2440854623264344448 Star Coordinates (ICRF) : RA = 23 39 32.9925, DE = -05 28 56.317 [2] Star Magnitudes : G = 13.97 mag, RP = 13.51 mag, BP = 14.26 mag Object Magnitude : V = 12.57 mag Estimated Magnitude Drop : 0.3 mag Estimated Max. Duration : 4.9 sec Object Mean Diameter : 56.2 km (src: astorb) Speed of the shadow : 11.6 km/s Elongation to Moon & Sun : 58° (sunlit = 81%), Sun = 173° Cross-track uncertainty : 1.3 mas = 1 km = 0.03 path-width (1-sig) RUWE and duplicate source : 0.98 mas, dup.src = 0 (0:false, 1:true) Ephemeris Reference : JPL#139 Note : FP:true Object is a Gaia mass determination target ! [1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0

Event Details

Occultation UUID [and DB] : 6a5834b0-ddb5-11f0-547e-57f6bef38b5d [observed] Occultation Date + Time : 2024-09-21 at 19:13:10 UT +/- 0.01 min [1] Object Designation : (206) Hersilia Orbit Class : MBA Star Designation : GDR3 2440854623264344448 Star Coordinates (ICRF) : RA = 23 39 32.9925, DE = -05 28 56.317 [2] Star Magnitudes : G = 13.97 mag, RP = 13.51 mag, BP = 14.26 mag Object Magnitude : V = 12.57 mag Estimated Magnitude Drop : 0.3 mag Estimated Max. Duration : 4.9 sec Object Mean Diameter : 56.2 km (src: astorb) Speed of the shadow : 11.6 km/s Elongation to Moon & Sun : 58° (sunlit = 81%), Sun = 173° Cross-track uncertainty : 1.3 mas = 1 km = 0.03 path-width (1-sig) RUWE and duplicate source : 0.98 mas, dup.src = 0 (0:false, 1:true) Ephemeris Reference : JPL#139 Note : FP:true Object is a Gaia mass determination target !
[1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0

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