Cora»Occultation

2023-10-01 / UCAC4 381-168181 / (31020) Skarupa

#	OBS	Observer	Occ	Meth.	Instr.	CC	TSRC	UT1	UT2	UT3	UT4	UT2E	UT3E	Dur.	Chrd
1	show	Gregor Krannich	O-	VID	M350	DE	GPS	20:50:50			20:52:50

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#52 : 18216960-ddb4-11f0-547e-c6c1dffa8278 [db: observed]

Using prediction 18216960-ddb4-11f0-547e-c6c1dffa8278 for map and profile fit

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Map with groundtrack and observer stations

Event Details
Occultation UUID [and DB] : 18216960-ddb4-11f0-547e-c6c1dffa8278 [observed] Occultation Date + Time : 2023-10-01 at 20:54:35 UT +/- 0.02 min [1] Object Designation : (31020) Skarupa Orbit Class : MBA Star Designation : GDR3 6839756863652358912 Star Coordinates (ICRF) : RA = 22 03 11.6636, DE = -13 52 37.381 [2] Star Magnitudes : G = 13.32 mag, RP = 12.83 mag, BP = 13.64 mag Object Magnitude : V = 19.78 mag Estimated Magnitude Drop : 6.5 mag Estimated Max. Duration : 0.9 sec Object Mean Diameter : 7.8 km (src: astorb) Speed of the shadow : 9.2 km/s Elongation to Moon & Sun : 74° (sunlit = 92%), Sun = 140° Cross-track uncertainty : 1.7 mas = 4 km = 0.57 path-width (1-sig) RUWE and duplicate source : 3.5 mas, dup.src = 0 (0:false, 1:true) Ephemeris Reference : JPL#52 Note : FP:true [1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0

Event Details

Occultation UUID [and DB] : 18216960-ddb4-11f0-547e-c6c1dffa8278 [observed] Occultation Date + Time : 2023-10-01 at 20:54:35 UT +/- 0.02 min [1] Object Designation : (31020) Skarupa Orbit Class : MBA Star Designation : GDR3 6839756863652358912 Star Coordinates (ICRF) : RA = 22 03 11.6636, DE = -13 52 37.381 [2] Star Magnitudes : G = 13.32 mag, RP = 12.83 mag, BP = 13.64 mag Object Magnitude : V = 19.78 mag Estimated Magnitude Drop : 6.5 mag Estimated Max. Duration : 0.9 sec Object Mean Diameter : 7.8 km (src: astorb) Speed of the shadow : 9.2 km/s Elongation to Moon & Sun : 74° (sunlit = 92%), Sun = 140° Cross-track uncertainty : 1.7 mas = 4 km = 0.57 path-width (1-sig) RUWE and duplicate source : 3.5 mas, dup.src = 0 (0:false, 1:true) Ephemeris Reference : JPL#52 Note : FP:true [1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0

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