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JPL Small-Body Database Browser
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(2012 RK15)
Classification: Apollo [NEO]          SPK-ID: 3608621
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .6661978001008551 3.3655e-08  
a 2.319424719759646 1.8768e-08 au
q .7742290739562276 7.3857e-08 au
i .4190053693334901 1.426e-06 deg
node 34.24209220662566 0.0005131 deg
peri 29.06024189070208 0.00050669 deg
M 46.39458543469569 1.5675e-06 deg
tp 2458834.222438582322
(2019-Dec-16.72243858)
7.0874e-06 TDB
period 1290.235089924918
3.53
1.566e-05
4.287e-08
d
yr
n .2790189189637907 3.3866e-09 deg/d
Q 3.864620365563065 3.1271e-08 au
  Orbit Determination Parameters
   # obs. used (total)      121  
   data-arc span      2709 days (7.42 yr)  
   first obs. used      2012-09-14  
   last obs. used      2020-02-14  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .45698  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Mar-02 04:55:20  

Additional Information
 Earth MOID = .00425826 au 
 Jupiter MOID = 1.49573 au 
 T_jup = 3.239 
[ hide covariance matrix ]
Orbital Elements at Epoch 2458035.5 (2017-Oct-09.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .6644067724142407 3.2689e-08  
q .7818939017686722 7.2172e-08 au
tp 2457535.828493151676
(2016-May-27.32849315)
1.5006e-05 TDB
node 36.58836744204276 0.00050239 deg
peri 26.66196760948912 0.00049581 deg
i .4291268436350797 1.3705e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      121  
   data-arc span      2709 days (7.42 yr)  
   first obs. used      2012-09-14  
   last obs. used      2020-02-14  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .45698  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Mar-02 04:55:20  

Additional Information
 Jupiter MOID = 1.49573 au 
 T_jup = 3.239 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.068582526540781E-15 -2.359096740415454E-15 -4.367961583795786E-13 -9.079965242643098E-12 8.756381240665209E-12 5.202641911678116E-15
q -2.359096740415454E-15 5.208867204477218E-15 9.633237600086672E-13 2.006785079650082E-11 -1.93541028226854E-11 -1.199545600842483E-14
tp -4.367961583795786E-13 9.633237600086672E-13 2.251930232478557E-10 4.856744073770425E-9 -4.693833356346807E-9 -7.089188105235391E-12
node -9.079965242643098E-12 2.006785079650082E-11 4.856744073770425E-9 2.523994865366263E-7 -2.490510433112289E-7 -3.327485653313687E-10
peri 8.756381240665209E-12 -1.93541028226854E-11 -4.693833356346807E-9 -2.490510433112289E-7 2.458230205187608E-7 3.287068886841711E-10
i 5.202641911678116E-15 -1.199545600842483E-14 -7.089188105235391E-12 -3.327485653313687E-10 3.287068886841711E-10 1.878270032876125E-12

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 23.4   n/a MPO240066  

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