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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 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 4 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07812988672862568 7.8472e-08  
a 1.931585985617221 1.7421e-08 AU
q 1.780671391354347 1.5913e-07 AU
i 25.28233270562866 7.5825e-06 deg
node 129.211347064959 1.8971e-05 deg
peri 316.6326971831029 5.622e-05 deg
M 18.86322086549221 5.4349e-05 deg
tp 2456949.121331565728
(2014-Oct-18.62133157)
0.00014775 JED
period 980.5494389441548
2.68
1.3265e-05
3.632e-08
d
yr
n .3671411003892309 4.9667e-09 deg/d
Q 2.082500579880096 1.8782e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      342  
   data-arc span      8091 days (22.15 yr)  
   first obs. used      1992-09-02  
   last obs. used      2014-10-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .58842  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Nov-10 14:14:35  

Additional Information
 Earth MOID = .824233 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 15.7 mag n/a MPO263676  

39563 (1992 RB)          Discovered 1992-Sep-02 by McNaught, R. H. at Siding Spring (413)
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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