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70403 (1999 RK244)
Classification: Main-belt Asteroid          SPK-ID: 2070403
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1813823176558145 5.1817e-08  
a 2.375833202148578 9.7224e-09 au
q 1.944899069579234 1.2244e-07 au
i .7327908450227181 3.844e-06 deg
node 307.9802615335294 0.00045874 deg
peri 97.76193724066628 0.00045889 deg
M 232.2203189781431 1.2954e-05 deg
tp 2459675.268226782051
(2022-Apr-05.76822678)
4.9726e-05 TDB
period 1337.587950405846
3.66
8.2106e-06
2.248e-08
d
yr
n .2691411805038839 1.6521e-09 deg/d
Q 2.806767334717922 1.1486e-08 au
  Orbit Determination Parameters
   # obs. used (total)      654  
   data-arc span      8058 days (22.06 yr)  
   first obs. used      1998-05-19  
   last obs. used      2020-06-10  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .56387  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 12:49:29  

Additional Information
 Earth MOID = .953569 au 
 Jupiter MOID = 2.5821 au 
 T_jup = 3.519 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456871.5 (2014-Aug-02.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1802222719898969 5.15e-08  
q 1.947899137241298 1.2134e-07 au
tp 2457000.550506177724
(2014-Dec-09.05050618)
4.3509e-05 TDB
node 308.1842964687339 0.00045719 deg
peri 97.6898366709178 0.00045735 deg
i .7343641841749239 3.8501e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      654  
   data-arc span      8058 days (22.06 yr)  
   first obs. used      1998-05-19  
   last obs. used      2020-06-10  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .56387  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 12:49:29  

Additional Information
 Jupiter MOID = 2.5821 au 
 T_jup = 3.519 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.652226493996616E-15 -6.235143670883941E-15 -9.221540809096998E-13 -1.361575362721781E-15 -2.973202475543188E-13 -5.864698613129945E-16
q -6.235143670883941E-15 1.472242703312977E-14 2.272856172760891E-12 4.662563486160571E-15 7.216490531134882E-13 1.418941383121073E-15
tp -9.221540809096998E-13 2.272856172760891E-12 1.893051528107786E-9 -6.131743616599268E-12 5.60004637208459E-10 2.642565808351757E-13
node -1.361575362721781E-15 4.662563486160571E-15 -6.131743616599268E-12 2.090242728502726E-7 -2.090086433529048E-7 5.643011152095681E-10
peri -2.973202475543188E-13 7.216490531134882E-13 5.60004637208459E-10 -2.090086433529048E-7 2.091658236965935E-7 -5.641721522856653E-10
i -5.864698613129945E-16 1.418941383121073E-15 2.642565808351757E-13 5.643011152095681E-10 -5.641721522856653E-10 1.482310742371424E-11

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.18   n/a MPCxxxxx  

70403 (1999 RK244)          Discovered 1999-Sep-06 by Spacewatch at Kitt Peak
Reference: 20031109/Numbers.arcLast Updated: 2004-04-19
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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