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(2012 KV12)
Classification: Mars-crossing Asteroid          SPK-ID: 3604836
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .5182977214296077 1.5189e-07  
a 2.746836407671352 9.2615e-08 au
q 1.323157356435401 3.8044e-07 au
i 23.77252687257277 4.202e-05 deg
node 68.45159040387645 2.1478e-05 deg
peri 269.4076284543037 9.9195e-05 deg
M 317.6799043822716 8.9133e-05 deg
tp 2459591.975241784234
(2022-Jan-12.47524178)
0.00042008 TDB
period 1662.82911262717
4.55
8.4098e-05
2.302e-07
d
yr
n .2164984948039679 1.0949e-08 deg/d
Q 4.170515458907302 1.4062e-07 au
  Orbit Determination Parameters
   # obs. used (total)      52  
   data-arc span      3284 days (8.99 yr)  
   first obs. used      2012-05-16  
   last obs. used      2021-05-13  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .52251  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-21 22:34:14  

Additional Information
 Earth MOID = .559183 au 
 Jupiter MOID = 2.2156 au 
 T_jup = 3.032 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 18.08   n/a MPO623723  
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters ]
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