Cora»Occultation

2024-08-22 / UCAC4 347-125035 / (139387) 2001 NH3

#	OBS	Observer	Occ	Meth.	Instr.	CC	TSRC	UT1	UT2	UT3	UT4	UT2E	UT3E	Dur.	Chrd
1	show	Eric Barbotin	O-	VID	T504	FR	NTP	20:32:53			20:35:53

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#34 : 4bee4190-ddb5-11f0-547e-f2edf1f42f1d [db: observed]

Using prediction 4bee4190-ddb5-11f0-547e-f2edf1f42f1d for map and profile fit

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Event Details
Occultation UUID [and DB] : 4bee4190-ddb5-11f0-547e-f2edf1f42f1d [observed] Occultation Date + Time : 2024-08-22 at 20:49:54 UT +/- 0.26 min [1] Object Designation : (139387) 2001 NH3 Orbit Class : MBA Star Designation : GDR3 4070939877696845696 Star Coordinates (ICRF) : RA = 18 03 05.7828, DE = -20 38 12.049 [2] Star Magnitudes : G = 11.36 mag, RP = 10.23 mag, BP = 12.71 mag Object Magnitude : V = 20.33 mag Estimated Magnitude Drop : 9.0 mag Estimated Max. Duration : 0.6 sec Object Mean Diameter : 2.4 km (src: astorb) Speed of the shadow : 4.3 km/s Elongation to Moon & Sun : 103° (sunlit = 87%), Sun = 120° Cross-track uncertainty : 19.7 mas = 27 km = 11.60 path-width (1-sig) RUWE and duplicate source : 1.17 mas, dup.src = 0 (0:false, 1:true) Ephemeris Reference : JPL#34 Note : FP:true [1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0

Event Details

Occultation UUID [and DB] : 4bee4190-ddb5-11f0-547e-f2edf1f42f1d [observed] Occultation Date + Time : 2024-08-22 at 20:49:54 UT +/- 0.26 min [1] Object Designation : (139387) 2001 NH3 Orbit Class : MBA Star Designation : GDR3 4070939877696845696 Star Coordinates (ICRF) : RA = 18 03 05.7828, DE = -20 38 12.049 [2] Star Magnitudes : G = 11.36 mag, RP = 10.23 mag, BP = 12.71 mag Object Magnitude : V = 20.33 mag Estimated Magnitude Drop : 9.0 mag Estimated Max. Duration : 0.6 sec Object Mean Diameter : 2.4 km (src: astorb) Speed of the shadow : 4.3 km/s Elongation to Moon & Sun : 103° (sunlit = 87%), Sun = 120° Cross-track uncertainty : 19.7 mas = 27 km = 11.60 path-width (1-sig) RUWE and duplicate source : 1.17 mas, dup.src = 0 (0:false, 1:true) Ephemeris Reference : JPL#34 Note : FP:true [1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0

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