Cora»Occultation

2025-10-17 / UCAC4 330-166700 / (165) Loreley

#	OBS	Observer	Occ	Meth.	Instr.	CC	TSRC	UT1	UT2	UT3	UT4	UT2E	UT3E	Dur.	Chrd
1	show	Gonzalo Arraras	O+	VID	M200	ES	GPS	19:03:57	19:05:54.2	19:05:59.6	19:07:57	1.200	0.600	5.40	140.4

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#87 : 9facd370-ddb8-11f0-547e-f8d8fd720257 [db: observed]

Using prediction 9facd370-ddb8-11f0-547e-f8d8fd720257 for map and profile fit

Get observations as KML file (reduced site location resolution)

Sky projection (artificial light) for occ. time: 2025-10-17, 19:04 UT (JD = 2460966.294)

DAMIT	Q	P (h)	λ, β	JD0	JD-JD0	φ0	Version	Modified	Vol-equiv D	Cmnt
# 295	None	7.224	174°, 29°	2.444808e6	16158.3	0.0°	size from AO is 169+/-21 km	2013-07-23	171.0 +/- 8.0 km	2011-02-17
# 1809	4.0	7.224	180°, 31°	2.444808e6	16158.3	0.0°	None	2017-06-19	177.0 +/- 5.0 km	2017-06-16

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] : 9facd370-ddb8-11f0-547e-f8d8fd720257 [observed] Occultation Date + Time : 2025-10-17 at 19:03:38 UT +/- 0.01 min [1] Object Designation : (165) Loreley Orbit Class : MBA Star Designation : GDR3 4076741901835985024 Star Coordinates (ICRF) : RA = 18 36 30.9487, DE = -24 03 10.671 [2] Star Magnitudes : G = 14.81 mag, RP = 14.1 mag, BP = 15.34 mag Object Magnitude : V = 13.46 mag Estimated Magnitude Drop : 0.3 mag Estimated Max. Duration : 6.0 sec Object Mean Diameter : 155.2 km (src: astorb) Speed of the shadow : 26.0 km/s Elongation to Moon & Sun : 115° (sunlit = 13%), Sun = 74° Cross-track uncertainty : 1.0 mas = 2 km = 0.01 path-width (1-sig) RUWE and duplicate source : 1.04 mas, dup.src = 0 (0:false, 1:true) Ephemeris Reference : JPL#87 Note : FP:true [1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0

Event Details

Occultation UUID [and DB] : 9facd370-ddb8-11f0-547e-f8d8fd720257 [observed] Occultation Date + Time : 2025-10-17 at 19:03:38 UT +/- 0.01 min [1] Object Designation : (165) Loreley Orbit Class : MBA Star Designation : GDR3 4076741901835985024 Star Coordinates (ICRF) : RA = 18 36 30.9487, DE = -24 03 10.671 [2] Star Magnitudes : G = 14.81 mag, RP = 14.1 mag, BP = 15.34 mag Object Magnitude : V = 13.46 mag Estimated Magnitude Drop : 0.3 mag Estimated Max. Duration : 6.0 sec Object Mean Diameter : 155.2 km (src: astorb) Speed of the shadow : 26.0 km/s Elongation to Moon & Sun : 115° (sunlit = 13%), Sun = 74° Cross-track uncertainty : 1.0 mas = 2 km = 0.01 path-width (1-sig) RUWE and duplicate source : 1.04 mas, dup.src = 0 (0:false, 1:true) Ephemeris Reference : JPL#87 Note : FP:true [1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0

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