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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 2457600.5 (2016-Jul-31.0) TDB
Reference: JPL 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07816559534706664 6.0088e-08  
a 1.931498831141409 1.0958e-08 au
q 1.780522075093077 1.1509e-07 au
i 25.28027896972045 7.3315e-06 deg
node 129.2089840705221 1.2229e-05 deg
peri 316.4023424013623 4.8754e-05 deg
M 239.3932212994692 4.3692e-05 deg
tp 2457928.980292385417
(2017-Jun-24.48029239)
0.00011891 JED
period 980.4830751045488
2.68
8.3437e-06
2.284e-08
d
yr
n .3671659502756978 3.1245e-09 deg/d
Q 2.08247558718974 1.1814e-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 = .822875 au 
 Jupiter MOID = 3.04585 au 
 T_jup = 3.792 
[ 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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