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(2018 RM7)
Classification: Apollo [NEO]          SPK-ID: 3829466
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

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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 2458376.5 (2018-Sep-15.0) TDB
Reference: JPL 2 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .6260463206164297 0.00076067  
a 1.830953805006075 0.0031199 au
q .6846919121633699 0.00022606 au
i 6.744732624545732 0.007806 deg
node 170.6258015945293 0.00010785 deg
peri 263.6236732351636 0.00194 deg
M 340.0262404333582 0.060698 deg
tp 2458426.707873147830
(2018-Nov-04.20787315)
0.024244 TDB
period 904.9290031209529
2.48
2.313
0.006333
d
yr
n .3978212641637284 0.0010168 deg/d
Q 2.977215697848781 0.0050732 au
  Orbit Determination Parameters
   # obs. used (total)      27  
   data-arc span      1 day  
   first obs. used      2018-09-14  
   last obs. used      2018-09-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      8  
   norm. resid. RMS      .55688  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-27 14:01:09  

Additional Information
 Earth MOID = .0070952 au 
 Jupiter MOID = 2.3731 au 
 T_jup = 3.761 
[ 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 28.3   .53512 MPO452115 autocmod 2.6n

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