Cora»Occultation

2023-10-12 / TYC 2832-02437-1 / (30750) 1981 EY28

#	OBS	Observer	Occ	Meth.	Instr.	CC	TSRC	UT1	UT2	UT3	UT4	UT2E	UT3E	Dur.	Chrd
1	show	Yves Argentin	O-	VID	M305	FR	GPS	22:36:45			22:37:45	0.04	0.04
2	show	Gerard VAUDESCAL	O-	VID	T250	FR	GPS	22:36:13			22:38:19

UT1/UT4: Begin/End of observation | UT2/UT3: Begin/End of occultation | Dur: Reported duration in seconds | Chrd: Corresponding chord length in km | More

2 observations found in db: sodis

Available (probably) matching predictions (click on the link to switch):

JPL#51 : 273127b0-ddb4-11f0-547e-830784e52fdd [db: observed]

Using prediction 273127b0-ddb4-11f0-547e-830784e52fdd for map and profile fit

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Event Details
Occultation UUID [and DB] : 273127b0-ddb4-11f0-547e-830784e52fdd [observed] Occultation Date + Time : 2023-10-12 at 22:30:37 UT +/- 0.0 min [1] Object Designation : (30750) 1981 EY28 Orbit Class : MBA Star Designation : GDR3 0334443506999501056 Star Coordinates (ICRF) : RA = 02 34 09.6805, DE = +37 59 36.440 [2] Star Magnitudes : G = 10.91 mag, RP = 10.13 mag, BP = 11.56 mag Object Magnitude : V = 17.38 mag Estimated Magnitude Drop : 6.5 mag Estimated Max. Duration : 0.6 sec Object Mean Diameter : 4.8 km (src: astorb) Speed of the shadow : 7.8 km/s Elongation to Moon & Sun : 126° (sunlit = 3%), Sun = 144° Cross-track uncertainty : 0.7 mas = 0 km = 0.14 path-width (1-sig) RUWE and duplicate source : 1.12 mas, dup.src = 0 (0:false, 1:true) Ephemeris Reference : JPL#51 Note : FP:true [1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0

Event Details

Occultation UUID [and DB] : 273127b0-ddb4-11f0-547e-830784e52fdd [observed] Occultation Date + Time : 2023-10-12 at 22:30:37 UT +/- 0.0 min [1] Object Designation : (30750) 1981 EY28 Orbit Class : MBA Star Designation : GDR3 0334443506999501056 Star Coordinates (ICRF) : RA = 02 34 09.6805, DE = +37 59 36.440 [2] Star Magnitudes : G = 10.91 mag, RP = 10.13 mag, BP = 11.56 mag Object Magnitude : V = 17.38 mag Estimated Magnitude Drop : 6.5 mag Estimated Max. Duration : 0.6 sec Object Mean Diameter : 4.8 km (src: astorb) Speed of the shadow : 7.8 km/s Elongation to Moon & Sun : 126° (sunlit = 3%), Sun = 144° Cross-track uncertainty : 0.7 mas = 0 km = 0.14 path-width (1-sig) RUWE and duplicate source : 1.12 mas, dup.src = 0 (0:false, 1:true) Ephemeris Reference : JPL#51 Note : FP:true [1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0

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