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8259 (1983 UG)
Classification: Main-belt Asteroid          SPK-ID: 2008259
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .221867512276071 5.752e-08  
a 2.254327939048386 1.2761e-08 AU
q 1.754165807357279 1.2968e-07 AU
i 5.783787210306261 6.5698e-06 deg
node 77.5791263422232 5.9468e-05 deg
peri 302.2023784130976 6.132e-05 deg
M 81.53866121913002 1.7403e-05 deg
tp 2456720.482520011404
(2014-Mar-03.98252001)
5.8617e-05 JED
period 1236.300563299464
3.38
1.0498e-05
2.874e-08
d
yr
n .2911913257074192 2.4726e-09 deg/d
Q 2.754490070739493 1.5593e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      1021  
   data-arc span      17632 days (48.27 yr)  
   first obs. used      1966-10-17  
   last obs. used      2015-01-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .49362  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Feb-04 13:22:33  

Additional Information
 Earth MOID = .765207 AU 
 T_jup = 3.585 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 13.9 mag n/a MPO266002  
diameter diameter 6.01 km 0.5 IRAS-A-FPA-3-RDR-IMPS-V6.0 IRAS observations used: 3
geometric albedo albedo 0.1120   0.020 IRAS-A-FPA-3-RDR-IMPS-V6.0 IRAS observations used: 3

8259 (1983 UG)          Discovered 1983-Oct-16 by Vavrova, Z. at Klet
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 1983 UG = 1966 UD = 1992 HX6 = 1993 TC29 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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