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101163 (1998 RR79)
Classification: Main-belt Asteroid          SPK-ID: 2101163
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2486078041057499 7.6106e-08  
a 2.56492120571523 1.9603e-08 au
q 1.927261777058094 1.9722e-07 au
i 3.350476018093883 5.9529e-06 deg
node 48.44454025261847 0.00015426 deg
peri 293.8529857952865 0.00015511 deg
M 164.0576115719838 2.6065e-05 deg
tp 2458516.740532211703
(2019-Feb-02.24053221)
0.00010187 TDB
period 1500.408338541378
4.11
1.7201e-05
4.709e-08
d
yr
n .2399346836141779 2.7506e-09 deg/d
Q 3.202580634372366 2.4476e-08 au
  Orbit Determination Parameters
   # obs. used (total)      277  
   data-arc span      9557 days (26.17 yr)  
   first obs. used      1994-10-13  
   last obs. used      2020-12-12  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .64002  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 08:27:21  

Additional Information
 Earth MOID = .920526 au 
 Jupiter MOID = 2.21463 au 
 T_jup = 3.386 
[ hide covariance matrix ]
Orbital Elements at Epoch 2455712.5 (2011-May-31.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2515280569267842 7.6445e-08  
q 1.918377070342745 1.9875e-07 au
tp 2455517.876162619249
(2010-Nov-17.37616262)
7.2509e-05 TDB
node 48.48465092625484 0.00015443 deg
peri 293.7636540705668 0.00015523 deg
i 3.352729159135512 5.9502e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      277  
   data-arc span      9557 days (26.17 yr)  
   first obs. used      1994-10-13  
   last obs. used      2020-12-12  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .64002  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 08:27:21  

Additional Information
 Jupiter MOID = 2.21463 au 
 T_jup = 3.386 
Orbit Covariance (6×6)
  e q tp node peri i
e 5.843817809191671E-15 -1.515335405756524E-14 -1.939067462623696E-12 -6.657655214703758E-14 -4.678504686903001E-13 -9.90578049898285E-15
q -1.515335405756524E-14 3.950325759501243E-14 5.742622474820392E-12 1.793899930800477E-13 1.364080561879989E-12 2.621963029491372E-14
tp -1.939067462623696E-12 5.742622474820392E-12 5.257505477984817E-9 5.581412316592119E-11 1.26076879783956E-9 6.72515221479274E-12
node -6.657655214703758E-14 1.793899930800477E-13 5.581412316592119E-11 2.3847841445721E-8 -2.379296732922988E-8 -3.267436628130662E-11
peri -4.678504686903001E-13 1.364080561879989E-12 1.26076879783956E-9 -2.379296732922988E-8 2.409691861473337E-8 3.432630236560764E-11
i -9.90578049898285E-15 2.621963029491372E-14 6.72515221479274E-12 -3.267436628130662E-11 3.432630236560764E-11 3.540478597370621E-11

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 16.2   n/a MPO532315  

101163 (1998 RR79)          Discovered 1998-Sep-14 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

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Alternate Designations
 1998 RR79 = 2002 RF43 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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