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200183 (1999 RO)
Classification: Main-belt Asteroid          SPK-ID: 2200183
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

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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.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2225549367716025 5.8901e-08  
a 2.654924363183633 2.5324e-08 au
q 2.064057839401912 1.5995e-07 au
i 16.20434260174715 6.6957e-06 deg
node 157.8547729740253 1.8041e-05 deg
peri 235.0837880363958 2.3032e-05 deg
M 254.2354795418206 2.1007e-05 deg
tp 2459464.709645394124
(2021-Sep-07.20964539)
9.7322e-05 TDB
period 1580.071196067722
4.33
2.2607e-05
6.189e-08
d
yr
n .2278378347101837 3.2599e-09 deg/d
Q 3.245790886965353 3.096e-08 au
  Orbit Determination Parameters
   # obs. used (total)      301  
   data-arc span      7674 days (21.01 yr)  
   first obs. used      1999-08-12  
   last obs. used      2020-08-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58971  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 05:12:52  

Additional Information
 Earth MOID = 1.10964 au 
 Jupiter MOID = 2.34298 au 
 T_jup = 3.297 
[ 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 15.8   n/a MPO436976  

200183 (1999 RO)          Discovered 1999-Sep-03 by Sarounova, L. at Ondrejov
Reference: 20081212/Numbers.arcLast Updated: 2008-12-12
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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