Cora»Occultation

2025-10-01 / TYC 2225-00077-1 / (43857) Tanijinzan

#	OBS	Observer	Occ	Meth.	Instr.	CC	TSRC	UT1	UT2	UT3	UT4	UT2E	UT3E	Dur.	Chrd
1	show	Joachim Siegert	O-	VID	M203	DE	GPS	00:46:44	::	::	00:48:44

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#55 : 7a89af50-ddb8-11f0-547e-9b30f39663ec [db: observed]

Using prediction 7a89af50-ddb8-11f0-547e-9b30f39663ec for map and profile fit

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Map with groundtrack and observer stations

Event Details
Occultation UUID [and DB] : 7a89af50-ddb8-11f0-547e-9b30f39663ec [observed] Occultation Date + Time : 2025-10-01 at 00:53:51 UT +/- 0.02 min [1] Object Designation : (43857) Tanijinzan Orbit Class : MBA Star Designation : GDR3 1882945758860026112 Star Coordinates (ICRF) : RA = 22 51 40.6124, DE = +26 11 39.010 [2] Star Magnitudes : G = 9.87 mag, RP = 8.96 mag, BP = 10.74 mag Object Magnitude : V = 16.48 mag Estimated Magnitude Drop : 6.6 mag Estimated Max. Duration : 0.7 sec Object Mean Diameter : 7.8 km (src: astorb) Speed of the shadow : 11.1 km/s Elongation to Moon & Sun : 72° (sunlit = 60%), Sun = 147° Cross-track uncertainty : 1.3 mas = 1 km = 0.17 path-width (1-sig) RUWE and duplicate source : 1.21 mas, dup.src = 1 (0:false, 1:true) Ephemeris Reference : JPL#55 Note : FP:true [1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0

Event Details

Occultation UUID [and DB] : 7a89af50-ddb8-11f0-547e-9b30f39663ec [observed] Occultation Date + Time : 2025-10-01 at 00:53:51 UT +/- 0.02 min [1] Object Designation : (43857) Tanijinzan Orbit Class : MBA Star Designation : GDR3 1882945758860026112 Star Coordinates (ICRF) : RA = 22 51 40.6124, DE = +26 11 39.010 [2] Star Magnitudes : G = 9.87 mag, RP = 8.96 mag, BP = 10.74 mag Object Magnitude : V = 16.48 mag Estimated Magnitude Drop : 6.6 mag Estimated Max. Duration : 0.7 sec Object Mean Diameter : 7.8 km (src: astorb) Speed of the shadow : 11.1 km/s Elongation to Moon & Sun : 72° (sunlit = 60%), Sun = 147° Cross-track uncertainty : 1.3 mas = 1 km = 0.17 path-width (1-sig) RUWE and duplicate source : 1.21 mas, dup.src = 1 (0:false, 1:true) Ephemeris Reference : JPL#55 Note : FP:true [1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0

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