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312028 (2007 RA119)
Classification: Main-belt Asteroid          SPK-ID: 2312028
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2166569479175669 5.2465e-08  
a 2.395494974362815 1.5276e-08 au
q 1.876494344465497 1.2828e-07 au
i 1.086380838851695 5.6265e-06 deg
node 38.00468944463093 0.00041432 deg
peri 355.9264086846119 0.00041484 deg
M 128.5196421329377 2.3134e-05 deg
tp 2458517.042469015920
(2019-Feb-02.54246902)
8.4274e-05 TDB
period 1354.226546742491
3.71
1.2954e-05
3.547e-08
d
yr
n .265834398879536 2.5428e-09 deg/d
Q 2.914495604260132 1.8586e-08 au
  Orbit Determination Parameters
   # obs. used (total)      279  
   data-arc span      8508 days (23.29 yr)  
   first obs. used      1996-10-16  
   last obs. used      2020-02-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56676  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 18:43:19  

Additional Information
 Earth MOID = .882913 au 
 Jupiter MOID = 2.52026 au 
 T_jup = 3.497 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 17.0   n/a MPO455299  

312028 (2007 RA119)          Discovered 2007-Sep-11 by PMO NEO Survey Program at Purple Mountain
Reference: 20120109/Numbers.arcLast Updated: 2012-01-11
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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