Cora»Occultation

2023-09-09 / UCAC4 473-134441 / (4729) Mikhailmil'

#	OBS	Observer	Occ	Meth.	Instr.	CC	TSRC	UT1	UT2	UT3	UT4	UT2E	UT3E	Dur.	Chrd
1	show	Michal Rottenborn	O+	VID	M254	CZ	GPS	22:06:33	22:08:29.19	22:08:30.62	22:10:33	0.08	0.08	1.43	7.7

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#67 : 03c3f0f0-ddb4-11f0-547e-6de4fbffd082 [db: observed]

Using prediction 03c3f0f0-ddb4-11f0-547e-6de4fbffd082 for map and profile fit

Get observations as KML file (reduced site location resolution)

Sky projection (artificial light) for occ. time: 2023-09-09, 22:07 UT (JD = 2460197.422)

DAMIT	Q	P (h)	λ, β	JD0	JD-JD0	φ0	Version	Modified	Vol-equiv D	Cmnt
# 3750	1.0	38.486	196°, 51°	2.450917e6	9280.4	0.0°	None	2019-09-26	not scaled	2019-05-07
# 3751	1.0	38.486	16°, 53°	2.450917e6	9280.4	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] : 03c3f0f0-ddb4-11f0-547e-6de4fbffd082 [observed] Occultation Date + Time : 2023-09-09 at 22:08:42 UT +/- 0.01 min [1] Object Designation : (4729) Mikhailmil' Orbit Class : MBA Star Designation : GDR3 2743384457373606144 Star Coordinates (ICRF) : RA = 23 53 24.1552, DE = +04 30 52.207 [2] Star Magnitudes : G = 13.79 mag, RP = 13.3 mag, BP = 14.11 mag Object Magnitude : V = 14.38 mag Estimated Magnitude Drop : 1.1 mag Estimated Max. Duration : 1.8 sec Object Mean Diameter : 9.6 km (src: astorb) Speed of the shadow : 5.4 km/s Elongation to Moon & Sun : 110° (sunlit = 22%), Sun = 166° Cross-track uncertainty : 1.3 mas = 0 km = 0.09 path-width (1-sig) RUWE and duplicate source : 1.09 mas, dup.src = 0 (0:false, 1:true) Ephemeris Reference : JPL#67 Note : FP:true [1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0

Event Details

Occultation UUID [and DB] : 03c3f0f0-ddb4-11f0-547e-6de4fbffd082 [observed] Occultation Date + Time : 2023-09-09 at 22:08:42 UT +/- 0.01 min [1] Object Designation : (4729) Mikhailmil' Orbit Class : MBA Star Designation : GDR3 2743384457373606144 Star Coordinates (ICRF) : RA = 23 53 24.1552, DE = +04 30 52.207 [2] Star Magnitudes : G = 13.79 mag, RP = 13.3 mag, BP = 14.11 mag Object Magnitude : V = 14.38 mag Estimated Magnitude Drop : 1.1 mag Estimated Max. Duration : 1.8 sec Object Mean Diameter : 9.6 km (src: astorb) Speed of the shadow : 5.4 km/s Elongation to Moon & Sun : 110° (sunlit = 22%), Sun = 166° Cross-track uncertainty : 1.3 mas = 0 km = 0.09 path-width (1-sig) RUWE and duplicate source : 1.09 mas, dup.src = 0 (0:false, 1:true) Ephemeris Reference : JPL#67 Note : FP:true [1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0

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