Cora»Occultation

2025-10-16 / UCAC4 557-037289 / (40) Harmonia

#	OBS	Observer	Occ	Meth.	Instr.	CC	TSRC	UT1	UT2	UT3	UT4	UT2E	UT3E	Dur.	Chrd
1	show	Jocelyn Sérot	O+	VID	M210	FR	NTP	03:44:12	03:46:06.69	03:46:15.21	03:48:12	0.040	0.110	8.52	112.5

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#152 : 91c149d0-ddb8-11f0-547e-b314fdcebe53 [db: observed]

Using prediction 91c149d0-ddb8-11f0-547e-b314fdcebe53 for map and profile fit

Get observations as KML file (reduced site location resolution)

Sky projection (artificial light) for occ. time: 2025-10-16, 03:46 UT (JD = 2460964.657)

DAMIT	Q	P (h)	λ, β	JD0	JD-JD0	φ0	Version	Modified	Vol-equiv D	Cmnt
# 313	None	8.908	22°, 31°	2.436217e6	24747.7	0.0°	None	2013-07-24	123.0 +/- 12.0 km	2011-04-21
# 1855	4.0	8.908	22°, 38°	2.436217e6	24747.7	0.0°	None	2017-09-21	111.0 +/- 7.0 km	2017-09-21

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] : 91c149d0-ddb8-11f0-547e-b314fdcebe53 [observed] Occultation Date + Time : 2025-10-16 at 03:48:58 UT +/- 0.01 min [1] Object Designation : (40) Harmonia Orbit Class : MBA Star Designation : GDR3 3366939487421831424 Star Coordinates (ICRF) : RA = 07 05 48.6514, DE = +21 14 51.359 [2] Star Magnitudes : G = 12.22 mag, RP = 11.82 mag, BP = 12.46 mag Object Magnitude : V = 10.86 mag Estimated Magnitude Drop : 0.3 mag Estimated Max. Duration : 8.1 sec Object Mean Diameter : 107.6 km (src: astorb) Speed of the shadow : 13.2 km/s Elongation to Moon & Sun : 37° (sunlit = 26%), Sun = 98° Cross-track uncertainty : 1.4 mas = 1 km = 0.02 path-width (1-sig) RUWE and duplicate source : 2.94 mas, dup.src = 0 (0:false, 1:true) Ephemeris Reference : JPL#152 Note : FP:true [1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0

Event Details

Occultation UUID [and DB] : 91c149d0-ddb8-11f0-547e-b314fdcebe53 [observed] Occultation Date + Time : 2025-10-16 at 03:48:58 UT +/- 0.01 min [1] Object Designation : (40) Harmonia Orbit Class : MBA Star Designation : GDR3 3366939487421831424 Star Coordinates (ICRF) : RA = 07 05 48.6514, DE = +21 14 51.359 [2] Star Magnitudes : G = 12.22 mag, RP = 11.82 mag, BP = 12.46 mag Object Magnitude : V = 10.86 mag Estimated Magnitude Drop : 0.3 mag Estimated Max. Duration : 8.1 sec Object Mean Diameter : 107.6 km (src: astorb) Speed of the shadow : 13.2 km/s Elongation to Moon & Sun : 37° (sunlit = 26%), Sun = 98° Cross-track uncertainty : 1.4 mas = 1 km = 0.02 path-width (1-sig) RUWE and duplicate source : 2.94 mas, dup.src = 0 (0:false, 1:true) Ephemeris Reference : JPL#152 Note : FP:true [1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0

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