Cora»Occultation

2025-11-27 / UCAC4 406-108099 / (132) Aethra

#	OBS	Observer	Occ	Meth.	Instr.	CC	TSRC	UT1	UT2	UT3	UT4	UT2E	UT3E	Dur.	Chrd
1	show	Michael OConnell	O+	VID	M350	ES	NTP	17:57:18	17:58:17.20	17:58:18.32	17:59:18	0.130	0.120	1.12	40.7

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#92 : c8572280-ddb8-11f0-547e-1998d6f72a90 [db: observed]

Using prediction c8572280-ddb8-11f0-547e-1998d6f72a90 for map and profile fit

Get observations as KML file (reduced site location resolution)

Sky projection (artificial light) for occ. time: 2025-11-27, 17:57 UT (JD = 2461007.248)

DAMIT	Q	P (h)	λ, β	JD0	JD-JD0	φ0	Version	Modified	Vol-equiv D	Cmnt
# 161	None	5.168	326°, 67°	2.446962e6	14045.2	0.0°	None	2011-10-11	not scaled	2011-04-19

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] : c8572280-ddb8-11f0-547e-1998d6f72a90 [observed] Occultation Date + Time : 2025-11-27 at 17:56:31 UT +/- 0.0 min [1] Object Designation : (132) Aethra Orbit Class : MBA Star Designation : GDR3 4202925940691496064 Star Coordinates (ICRF) : RA = 19 01 42.1938, DE = -08 58 34.356 [2] Star Magnitudes : G = 14.09 mag, RP = 12.83 mag, BP = 15.85 mag Object Magnitude : V = 15.23 mag Estimated Magnitude Drop : 1.5 mag Estimated Max. Duration : 1.2 sec Object Mean Diameter : 42.7 km (src: astorb) Speed of the shadow : 36.3 km/s Elongation to Moon & Sun : 46° (sunlit = 44%), Sun = 42° Cross-track uncertainty : 0.7 mas = 2 km = 0.05 path-width (1-sig) RUWE and duplicate source : 0.96 mas, dup.src = 0 (0:false, 1:true) Ephemeris Reference : JPL#92 Note : FP:true [1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0

Event Details

Occultation UUID [and DB] : c8572280-ddb8-11f0-547e-1998d6f72a90 [observed] Occultation Date + Time : 2025-11-27 at 17:56:31 UT +/- 0.0 min [1] Object Designation : (132) Aethra Orbit Class : MBA Star Designation : GDR3 4202925940691496064 Star Coordinates (ICRF) : RA = 19 01 42.1938, DE = -08 58 34.356 [2] Star Magnitudes : G = 14.09 mag, RP = 12.83 mag, BP = 15.85 mag Object Magnitude : V = 15.23 mag Estimated Magnitude Drop : 1.5 mag Estimated Max. Duration : 1.2 sec Object Mean Diameter : 42.7 km (src: astorb) Speed of the shadow : 36.3 km/s Elongation to Moon & Sun : 46° (sunlit = 44%), Sun = 42° Cross-track uncertainty : 0.7 mas = 2 km = 0.05 path-width (1-sig) RUWE and duplicate source : 0.96 mas, dup.src = 0 (0:false, 1:true) Ephemeris Reference : JPL#92 Note : FP:true [1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0

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