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109823 (2001 RG111)
Classification: Main-belt Asteroid          SPK-ID: 2109823
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 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1289642194957968 5.5596e-08  
a 2.453804650881086 1.1987e-08 au
q 2.13735164928505 1.3097e-07 au
i 2.215990312347522 3.5806e-06 deg
node 110.3188159709164 0.00013059 deg
peri 52.85481719225377 0.00013154 deg
M 139.5049024297858 1.5534e-05 deg
tp 2458456.441783242472
(2018-Dec-03.94178324)
5.9685e-05 TDB
period 1403.971864940652
3.84
1.0288e-05
2.817e-08
d
yr
n .2564153947737532 1.8789e-09 deg/d
Q 2.770257652477121 1.3533e-08 au
  Orbit Determination Parameters
   # obs. used (total)      709  
   data-arc span      10528 days (28.82 yr)  
   first obs. used      1990-10-21  
   last obs. used      2019-08-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57057  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 03:33:46  

Additional Information
 Earth MOID = 1.14613 au 
 Jupiter MOID = 2.20414 au 
 T_jup = 3.481 
[ show covariance matrix ]

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 MPO432619  

109823 (2001 RG111)          Discovered 2001-Sep-12 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

Alternate Designations
 2001 RG111 = 2000 KE18 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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