Cora»Occultation

2024-07-16 / UCAC4 468-001532 / (39) Laetitia

#	OBS	Observer	Occ	Meth.	Instr.	CC	TSRC	UT1	UT2	UT3	UT4	UT2E	UT3E	Dur.	Chrd
1	show	Arnaud Leroy	O+	VID	M360	MA	NTP	23:54:00	23:55:08.42	23:55:17.92	23:57:00	0.08	0.08	9.50	140.6

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#140 : 028e1390-ddb5-11f0-547e-eed3dff32af3 [db: observed]

Using prediction 028e1390-ddb5-11f0-547e-eed3dff32af3 for map and profile fit

Get observations as KML file (reduced site location resolution)

Sky projection (artificial light) for occ. time: 2024-07-16, 23:55 UT (JD = 2460508.497)

DAMIT	Q	P (h)	λ, β	JD0	JD-JD0	φ0	Version	Modified	Vol-equiv D	Cmnt
# 130	None	5.138	323°, 32°	2.43404061389e6	26467.9	0.0°	size from AO is 152+/-15 km	2013-07-23	163.0 +/- 12.0 km	2011-03-28
# 1835	4.0	5.138	323°, 33°	2.43404061389e6	26467.9	0.0°	None	2017-06-19	164.0 +/- 3.0 km	2017-06-06

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] : 028e1390-ddb5-11f0-547e-eed3dff32af3 [observed] Occultation Date + Time : 2024-07-16 at 23:59:29 UT +/- 0.01 min [1] Object Designation : (39) Laetitia Orbit Class : MBA Star Designation : GDR3 2539794138434376960 Star Coordinates (ICRF) : RA = 01 06 30.7698, DE = +03 30 25.033 [2] Star Magnitudes : G = 11.96 mag, RP = 11.56 mag, BP = 12.21 mag Object Magnitude : V = 10.68 mag Estimated Magnitude Drop : 0.3 mag Estimated Max. Duration : 10.1 sec Object Mean Diameter : 149.5 km (src: astorb) Speed of the shadow : 14.8 km/s Elongation to Moon & Sun : 137° (sunlit = 78%), Sun = 98° Cross-track uncertainty : 1.3 mas = 1 km = 0.01 path-width (1-sig) RUWE and duplicate source : 0.96 mas, dup.src = 0 (0:false, 1:true) Ephemeris Reference : JPL#140 Note : FP:true [1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0

Event Details

Occultation UUID [and DB] : 028e1390-ddb5-11f0-547e-eed3dff32af3 [observed] Occultation Date + Time : 2024-07-16 at 23:59:29 UT +/- 0.01 min [1] Object Designation : (39) Laetitia Orbit Class : MBA Star Designation : GDR3 2539794138434376960 Star Coordinates (ICRF) : RA = 01 06 30.7698, DE = +03 30 25.033 [2] Star Magnitudes : G = 11.96 mag, RP = 11.56 mag, BP = 12.21 mag Object Magnitude : V = 10.68 mag Estimated Magnitude Drop : 0.3 mag Estimated Max. Duration : 10.1 sec Object Mean Diameter : 149.5 km (src: astorb) Speed of the shadow : 14.8 km/s Elongation to Moon & Sun : 137° (sunlit = 78%), Sun = 98° Cross-track uncertainty : 1.3 mas = 1 km = 0.01 path-width (1-sig) RUWE and duplicate source : 0.96 mas, dup.src = 0 (0:false, 1:true) Ephemeris Reference : JPL#140 Note : FP:true [1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0

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