Cora»Occultation

2025-11-10 / HIP 117614 / (181904) 1999 RN254

#	OBS	Observer	Occ	Meth.	Instr.	CC	TSRC	UT1	UT2	UT3	UT4	UT2E	UT3E	Dur.	Chrd
1	show	Stefano Sposetti	O+	VID	M420	CH	GPS	20:15:05	20:16:03.839	20:16:04.604	20:17:05	0.005	0.005	0.76	3.0

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#32 : b2a00d80-ddb8-11f0-547e-2f7bef7e35a1 [db: observed]

Using prediction b2a00d80-ddb8-11f0-547e-2f7bef7e35a1 for map and profile fit

Get observations as KML file (reduced site location resolution)

Map with groundtrack and observer stations

Event Details
Occultation UUID [and DB] : b2a00d80-ddb8-11f0-547e-2f7bef7e35a1 [observed] Occultation Date + Time : 2025-11-10 at 19:58:25 UT +/- 0.14 min [1] Object Designation : (181904) 1999 RN254 Orbit Class : MBA Star Designation : GDR3 2449146280968113152 Star Coordinates (ICRF) : RA = 23 51 09.8817, DE = -02 31 14.627 [2] Star Magnitudes : G = 7.32 mag, RP = 6.44 mag, BP = 8.13 mag Object Magnitude : V = 19.39 mag Estimated Magnitude Drop : 12.1 mag Estimated Max. Duration : 0.4 sec Object Mean Diameter : 1.60 km (src: astorb) Speed of the shadow : 3.9 km/s Elongation to Moon & Sun : 124° (sunlit = 65%), Sun = 128° Cross-track uncertainty : 18.3 mas = 14 km = 9.31 path-width (1-sig) RUWE and duplicate source : 1.03 mas, dup.src = 0 (0:false, 1:true) Ephemeris Reference : JPL#32 Note : FP:true [1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0

Event Details

Occultation UUID [and DB] : b2a00d80-ddb8-11f0-547e-2f7bef7e35a1 [observed] Occultation Date + Time : 2025-11-10 at 19:58:25 UT +/- 0.14 min [1] Object Designation : (181904) 1999 RN254 Orbit Class : MBA Star Designation : GDR3 2449146280968113152 Star Coordinates (ICRF) : RA = 23 51 09.8817, DE = -02 31 14.627 [2] Star Magnitudes : G = 7.32 mag, RP = 6.44 mag, BP = 8.13 mag Object Magnitude : V = 19.39 mag Estimated Magnitude Drop : 12.1 mag Estimated Max. Duration : 0.4 sec Object Mean Diameter : 1.60 km (src: astorb) Speed of the shadow : 3.9 km/s Elongation to Moon & Sun : 124° (sunlit = 65%), Sun = 128° Cross-track uncertainty : 18.3 mas = 14 km = 9.31 path-width (1-sig) RUWE and duplicate source : 1.03 mas, dup.src = 0 (0:false, 1:true) Ephemeris Reference : JPL#32 Note : FP:true [1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0

More Data and Informations

SiMDA \| 3D Asteroid Catalogue \| Johnston Archive \| Star at CDS (Vizier) \| JPL Small-Body Node \| Minor Planet Center \| Wikipedia

(If error 404: link not valid which means no data available)

Aladin Sky Atlas

Loading sky atlas…

Aladin Lite direct link (has Gaia overlay)