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447782 (2007 RA195)
Classification: Outer Main-belt Asteroid          SPK-ID: 2447782
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2105628999010324 8.6332e-08  
a 3.979832989864007 9.798e-08 au
q 3.141827814396446 3.3382e-07 au
i 1.732244190055085 6.2582e-06 deg
node 278.3460038973362 0.00036152 deg
peri 116.3431911353299 0.00036225 deg
M 196.482100590044 2.297e-05 deg
tp 2460317.720548549049
(2024-Jan-08.22054855)
0.00021363 TDB
period 2899.984645037493
7.94
0.00010709
2.932e-07
d
yr
n .1241385883252998 4.5843e-09 deg/d
Q 4.817838165331568 1.1861e-07 au
  Orbit Determination Parameters
   # obs. used (total)      109  
   data-arc span      4639 days (12.70 yr)  
   first obs. used      2006-07-21  
   last obs. used      2019-04-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60055  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 13:03:40  

Additional Information
 Earth MOID = 2.14911 au 
 Jupiter MOID = .659988 au 
 T_jup = 3.017 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.6   n/a MPO437740  

447782 (2007 RA195)          Discovered 2007-Sep-12 by Spacewatch at Kitt Peak
Reference: Last Updated: 2015-10-28

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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