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186429 (2002 RK91)
Classification: Main-belt Asteroid          SPK-ID: 2186429
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 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1209445606058192 6.416e-08  
a 2.342878226631581 9.7697e-09 au
q 2.059519848958683 1.4969e-07 au
i 5.77784041659202 8.2687e-06 deg
node 191.9300683802211 4.1113e-05 deg
peri 149.3759171184674 4.9524e-05 deg
M 47.4207736382193 2.6633e-05 deg
tp 2459027.960261500842
(2020-Jun-27.46026150)
9.6664e-05 TDB
period 1309.854333747841
3.59
8.1931e-06
2.243e-08
d
yr
n .2748397212764448 1.7191e-09 deg/d
Q 2.626236604304478 1.0951e-08 au
  Orbit Determination Parameters
   # obs. used (total)      391  
   data-arc span      7252 days (19.85 yr)  
   first obs. used      2001-02-24  
   last obs. used      2021-01-02  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .5603  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 21:51:14  

Additional Information
 Earth MOID = 1.05225 au 
 Jupiter MOID = 2.74835 au 
 T_jup = 3.546 
[ 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 17.10   n/a E2021B55  

186429 (2002 RK91)          Discovered 2002-Sep-05 by LINEAR at Socorro
Reference: 20080520/Numbers.arcLast Updated: 2008-05-22
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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