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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 2456800.5 (2014-May-23.0) TDB
Reference: JPL 4 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .221655727151166 6.4013e-08  
a 2.253507128214538 1.1924e-08 AU
q 1.754004367069808 1.4503e-07 AU
i 5.785008393335797 7.2702e-06 deg
node 77.5857739451226 6.2075e-05 deg
peri 302.1287515624468 6.3997e-05 deg
M 23.36228366759642 1.7495e-05 deg
tp 2456720.313801784012
(2014-Mar-03.81380178)
5.9751e-05 JED
period 1235.625410960756
3.38
9.8069e-06
2.685e-08
d
yr
n .291350434206499 2.3124e-09 deg/d
Q 2.753009889359267 1.4567e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      974  
   data-arc span      17056 days (46.70 yr)  
   first obs. used      1966-10-17  
   last obs. used      2013-06-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .52089  
   data source      ORB  
   producer      Otto Matic  
   solution date      2013-Aug-05 15:54:58  

Additional Information
 Earth MOID = .763845 AU 
 T_jup = 3.586 
[ 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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