Cora»Occultation

2025-12-14 / UCAC4 552-037060 / (1652) Herge

#	OBS	Observer	Occ	Meth.	Instr.	CC	TSRC	UT1	UT2	UT3	UT4	UT2E	UT3E	Dur.	Chrd
1	show	Eric Barbotin	O+	VID	T508	FR	GPS	00:59:11	01:00:10.90	01:00:11.80	01:01:11	0.050	0.050	0.90	9.5

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#71 : d80061b0-ddb8-11f0-547e-ea60f1bfd7f4 [db: observed]

Using prediction d80061b0-ddb8-11f0-547e-ea60f1bfd7f4 for map and profile fit

Get observations as KML file (reduced site location resolution)

Sky projection (artificial light) for occ. time: 2025-12-14, 01:00 UT (JD = 2461023.542)

DAMIT	Q	P (h)	λ, β	JD0	JD-JD0	φ0	Version	Modified	Vol-equiv D	Cmnt
# 2245	1.5	16.307	93°, 28°	2.451139e6	9884.5	0.0°	None	2018-07-19	not scaled	2018-07-18
# 2246	1.5	16.307	269°, 35°	2.451139e6	9884.5	0.0°	None	2018-07-19	not scaled	2018-07-18

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] : d80061b0-ddb8-11f0-547e-ea60f1bfd7f4 [observed] Occultation Date + Time : 2025-12-14 at 00:58:54 UT +/- 0.0 min [1] Object Designation : (1652) Herge Orbit Class : MBA Star Designation : GDR3 3363583747871507968 Star Coordinates (ICRF) : RA = 07 11 44.7011, DE = +20 13 03.559 [2] Star Magnitudes : G = 13.5 mag, RP = 12.97 mag, BP = 13.86 mag Object Magnitude : V = 16.1 mag Estimated Magnitude Drop : 2.7 mag Estimated Max. Duration : 1.1 sec Object Mean Diameter : 11.6 km (src: astorb) Speed of the shadow : 10.6 km/s Elongation to Moon & Sun : 90° (sunlit = 29%), Sun = 155° Cross-track uncertainty : 0.3 mas = 0 km = 0.03 path-width (1-sig) RUWE and duplicate source : 0.93 mas, dup.src = 0 (0:false, 1:true) Ephemeris Reference : JPL#71 Note : FP:true [1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0

Event Details

Occultation UUID [and DB] : d80061b0-ddb8-11f0-547e-ea60f1bfd7f4 [observed] Occultation Date + Time : 2025-12-14 at 00:58:54 UT +/- 0.0 min [1] Object Designation : (1652) Herge Orbit Class : MBA Star Designation : GDR3 3363583747871507968 Star Coordinates (ICRF) : RA = 07 11 44.7011, DE = +20 13 03.559 [2] Star Magnitudes : G = 13.5 mag, RP = 12.97 mag, BP = 13.86 mag Object Magnitude : V = 16.1 mag Estimated Magnitude Drop : 2.7 mag Estimated Max. Duration : 1.1 sec Object Mean Diameter : 11.6 km (src: astorb) Speed of the shadow : 10.6 km/s Elongation to Moon & Sun : 90° (sunlit = 29%), Sun = 155° Cross-track uncertainty : 0.3 mas = 0 km = 0.03 path-width (1-sig) RUWE and duplicate source : 0.93 mas, dup.src = 0 (0:false, 1:true) Ephemeris Reference : JPL#71 Note : FP:true [1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0

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