Cora»Occultation

2025-10-28 / HIP 115074 / (994) Otthild

#	OBS	Observer	Occ	Meth.	Instr.	CC	TSRC	UT1	UT2	UT3	UT4	UT2E	UT3E	Dur.	Chrd
1	show	Faustino Garcia	O+	CCD	T250	ES	GPS	00:21:27	00:22:25.23	00:22:29.44	00:23:27	0.050	0.050	4.21	21.5

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#76 : a37aa450-ddb8-11f0-547e-70cbfff5731e [db: observed]

Using prediction a37aa450-ddb8-11f0-547e-70cbfff5731e for map and profile fit

Get observations as KML file (reduced site location resolution)

Sky projection (artificial light) for occ. time: 2025-10-28, 00:22 UT (JD = 2460976.515)

DAMIT	Q	P (h)	λ, β	JD0	JD-JD0	φ0	Version	Modified	Vol-equiv D	Cmnt
# 711	None	5.948	183°, -50°	2.445372e6	15604.5	0.0°	None	None	not scaled	2013-02-26
# 712	None	5.948	40°, -39°	2.445372e6	15604.5	0.0°	None	None	not scaled	2013-02-26

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] : a37aa450-ddb8-11f0-547e-70cbfff5731e [observed] Occultation Date + Time : 2025-10-28 at 00:18:44 UT +/- 0.01 min [1] Object Designation : (994) Otthild Orbit Class : MBA Star Designation : GDR3 2637931018707332224 Star Coordinates (ICRF) : RA = 23 18 27.8835, DE = -01 53 57.895 [2] Star Magnitudes : G = 8.46 mag, RP = 8.03 mag, BP = 8.72 mag Object Magnitude : V = 13.71 mag Estimated Magnitude Drop : 5.3 mag Estimated Max. Duration : 4.8 sec Object Mean Diameter : 24.4 km (src: astorb) Speed of the shadow : 5.1 km/s Elongation to Moon & Sun : 64° (sunlit = 34%), Sun = 135° Cross-track uncertainty : 1.7 mas = 1 km = 0.07 path-width (1-sig) RUWE and duplicate source : 1.01 mas, dup.src = 0 (0:false, 1:true) Ephemeris Reference : JPL#76 Note : FP:true [1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0

Event Details

Occultation UUID [and DB] : a37aa450-ddb8-11f0-547e-70cbfff5731e [observed] Occultation Date + Time : 2025-10-28 at 00:18:44 UT +/- 0.01 min [1] Object Designation : (994) Otthild Orbit Class : MBA Star Designation : GDR3 2637931018707332224 Star Coordinates (ICRF) : RA = 23 18 27.8835, DE = -01 53 57.895 [2] Star Magnitudes : G = 8.46 mag, RP = 8.03 mag, BP = 8.72 mag Object Magnitude : V = 13.71 mag Estimated Magnitude Drop : 5.3 mag Estimated Max. Duration : 4.8 sec Object Mean Diameter : 24.4 km (src: astorb) Speed of the shadow : 5.1 km/s Elongation to Moon & Sun : 64° (sunlit = 34%), Sun = 135° Cross-track uncertainty : 1.7 mas = 1 km = 0.07 path-width (1-sig) RUWE and duplicate source : 1.01 mas, dup.src = 0 (0:false, 1:true) Ephemeris Reference : JPL#76 Note : FP:true [1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0

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