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(2018 RR8)
Classification: Apollo [NEO]          SPK-ID: 3830507
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .7758113626565017 4.9184e-05  
a 2.617861205319402 0.00069728 au
q .5868947363749647 2.7878e-05 au
i 54.58157202996605 0.0059529 deg
node 16.61674213625438 0.00053593 deg
peri 234.6321045558361 0.0045 deg
M 163.6603941876911 0.065514 deg
tp 2458297.169510042785
(2018-Jun-27.66951004)
0.00066327 TDB
period 1547.099881075812
4.24
0.61811
0.001692
d
yr
n .23269344429764 9.2968e-05 deg/d
Q 4.64882767426384 0.0012382 au
  Orbit Determination Parameters
   # obs. used (total)      93  
   data-arc span      54 days  
   first obs. used      2018-09-15  
   last obs. used      2018-11-08  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      6  
   norm. resid. RMS      .34206  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Nov-24 06:33:34  

Additional Information
 Earth MOID = .250673 au 
 Jupiter MOID = 2.29926 au 
 T_jup = 2.506 
[ 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 19.2   .42414 E2018W51 autocmod 2.6n

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