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39563 (1992 RB)
Classification: Inner Main-belt Asteroid          SPK-ID: 2039563
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457400.5 (2016-Jan-13.0) TDB
Reference: JPL 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0782600694257084 6.0092e-08  
a 1.931315368538962 1.0964e-08 au
q 1.780170493714165 1.1508e-07 au
i 25.28117658791007 7.3318e-06 deg
node 129.2081580934987 1.2229e-05 deg
peri 316.4382029271128 4.8696e-05 deg
M 165.9181367197298 4.3662e-05 deg
tp 2456948.675701858837
(2014-Oct-18.17570186)
0.00011919 JED
period 980.3433822643493
2.68
8.3482e-06
2.286e-08
d
yr
n .367218269142073 3.1271e-09 deg/d
Q 2.082460243363759 1.1822e-08 au
  Orbit Determination Parameters
   # obs. used (total)      580  
   data-arc span      8266 days (22.63 yr)  
   first obs. used      1992-09-02  
   last obs. used      2015-04-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .48497  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Jun-04 17:23:27  

Additional Information
 Earth MOID = .823898 au 
 Jupiter MOID = 3.04681 au 
 T_jup = 3.793 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.8 mag n/a MPO324665  

39563 (1992 RB)          Discovered 1992-Sep-02 by McNaught, R. H. at Siding Spring
Reference: 20020526/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1992 RB = 2000 QZ25 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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