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109844 (2001 RN127)
Classification: Main-belt Asteroid          SPK-ID: 2109844
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1568976275561011 4.5028e-08  
a 2.650539248135893 1.5885e-08 au
q 2.23467592835904 1.2146e-07 au
i 5.114775648870425 5.2598e-06 deg
node 139.687132833266 5.0393e-05 deg
peri 251.5282702329084 5.2952e-05 deg
M 93.17016128718089 1.6589e-05 deg
tp 2458592.580813738401
(2019-Apr-19.08081374)
7.1063e-05 TDB
period 1576.158128582959
4.32
1.4169e-05
3.879e-08
d
yr
n .2284034789857392 2.0532e-09 deg/d
Q 3.066402567912747 1.8377e-08 au
  Orbit Determination Parameters
   # obs. used (total)      403  
   data-arc span      9130 days (25.00 yr)  
   first obs. used      1995-03-26  
   last obs. used      2020-03-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61536  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 19:09:27  

Additional Information
 Earth MOID = 1.2464 au 
 Jupiter MOID = 2.3858 au 
 T_jup = 3.367 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456931.5 (2014-Oct-01.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1550404073090088 4.5058e-08  
q 2.239870898573816 1.214e-07 au
tp 2457011.639466694716
(2014-Dec-20.13946669)
6.7942e-05 TDB
node 139.7949881824639 5.0282e-05 deg
peri 250.604753787306 5.2939e-05 deg
i 5.118684190454928 5.2665e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      403  
   data-arc span      9130 days (25.00 yr)  
   first obs. used      1995-03-26  
   last obs. used      2020-03-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61536  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 19:09:27  

Additional Information
 Jupiter MOID = 2.3858 au 
 T_jup = 3.367 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.030241387637E-15 -5.436827016008877E-15 -1.247137099167383E-12 6.881491137160017E-15 -3.287569368659539E-13 -2.468213979890917E-15
q -5.436827016008877E-15 1.473827112159669E-14 3.518968547551325E-12 -1.861017815229323E-14 9.190861337518947E-13 6.956245910789398E-15
tp -1.247137099167383E-12 3.518968547551325E-12 4.616139083508197E-9 -1.08007440666327E-11 1.144946996270366E-9 2.808408388328363E-12
node 6.881491137160017E-15 -1.861017815229323E-14 -1.08007440666327E-11 2.528294057704555E-9 -2.520537906150314E-9 8.568434953215437E-11
peri -3.287569368659539E-13 9.190861337518947E-13 1.144946996270366E-9 -2.520537906150314E-9 2.802570243311841E-9 -8.466004272294824E-11
i -2.468213979890917E-15 6.956245910789398E-15 2.808408388328363E-12 8.568434953215437E-11 -8.466004272294824E-11 2.773586336903457E-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 16.1   n/a MPO453559  

109844 (2001 RN127)          Discovered 2001-Sep-12 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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