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(2008 RC)
Classification: Mars-crossing Asteroid          SPK-ID: 3426616
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 6 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .5010559355111526 1.8461e-07  
a 2.694330374356388 1.2666e-07 au
q 1.344320148057134 4.5271e-07 au
i 9.769999850366997 1.4279e-05 deg
node 235.2302361880522 6.0013e-05 deg
peri 148.782502827845 0.00017671 deg
M 268.3526752309317 0.00010403 deg
tp 2459611.736816982659
(2022-Feb-01.23681698)
0.00049552 TDB
period 1615.379985032837
4.42
0.00011391
3.119e-07
d
yr
n .2228577816585254 1.5715e-08 deg/d
Q 4.044340600655641 1.9013e-07 au
  Orbit Determination Parameters
   # obs. used (total)      274  
   data-arc span      3387 days (9.27 yr)  
   first obs. used      2008-09-01  
   last obs. used      2017-12-10  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .37349  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 01:46:36  

Additional Information
 Earth MOID = .360915 au 
 Jupiter MOID = 1.49352 au 
 T_jup = 3.159 
[ hide covariance matrix ]
Orbital Elements at Epoch 2455045.5 (2009-Aug-02.0) TDB
Reference: JPL 6 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .4999729821342871 1.9161e-07  
q 1.349082967891749 4.739e-07 au
tp 2454762.619127533051
(2008-Oct-23.11912753)
0.00020614 TDB
node 235.3377741006675 6.0209e-05 deg
peri 148.8044220509194 0.00017745 deg
i 9.755521364944398 1.429e-05 deg
  Orbit Determination Parameters
   # obs. used (total)      274  
   data-arc span      3387 days (9.27 yr)  
   first obs. used      2008-09-01  
   last obs. used      2017-12-10  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .37349  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 01:46:36  

Additional Information
 Jupiter MOID = 1.49352 au 
 T_jup = 3.159 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.671381092214106E-14 -9.057710429733718E-14 2.193899406480135E-11 -1.003660758488035E-12 1.895160263322586E-11 -5.042711143290966E-13
q -9.057710429733718E-14 2.245783326179013E-13 -4.927398086653596E-11 2.275204150125879E-12 -4.292912006692163E-11 1.457150530920153E-12
tp 2.193899406480135E-11 -4.927398086653596E-11 4.249258122981965E-8 -1.860961866688667E-9 3.446168920526215E-8 9.704792484544088E-10
node -1.003660758488035E-12 2.275204150125879E-12 -1.860961866688667E-9 3.625101293234211E-9 -5.010282900955867E-9 -5.413954618673897E-10
peri 1.895160263322586E-11 -4.292912006692163E-11 3.446168920526215E-8 -5.010282900955867E-9 3.148757709672949E-8 1.23578594345693E-9
i -5.042711143290966E-13 1.457150530920153E-12 9.704792484544088E-10 -5.413954618673897E-10 1.23578594345693E-9 2.042081029580994E-10

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 17.9   n/a MPO175291  

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