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(2018 RY2)
Classification: Mars-crossing Asteroid          SPK-ID: 3827338
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 5 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .5374629916882815 0.00013089  
a 2.895880236007501 0.00093129 au
q 1.339451780791943 5.8134e-05 au
i 10.80356240700673 0.0015771 deg
node 168.3640837937484 0.0012084 deg
peri 203.3734251550953 0.0022681 deg
M 157.1171113585773 0.076028 deg
tp 2458414.920200582156
(2018-Oct-23.42020058)
0.0026098 TDB
period 1799.986808215876
4.93
0.86829
0.002377
d
yr
n .2000014657645338 9.6478e-05 deg/d
Q 4.452308691223059 0.0014318 au
  Orbit Determination Parameters
   # obs. used (total)      34  
   data-arc span      37 days  
   first obs. used      2018-09-07  
   last obs. used      2018-10-14  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      6  
   norm. resid. RMS      .32795  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 20:38:48  

Additional Information
 Earth MOID = .345314 au 
 Jupiter MOID = 1.03902 au 
 T_jup = 3.033 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 21.0   .51254 MPO461091 autocmod 2.6n

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]
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