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(2018 RQ5)
Classification: Apollo [NEO]          SPK-ID: 3829423
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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 7 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .5401040227012487 0.00082357  
a 2.162790697668069 0.0038526 au
q .9946587415967046 9.4832e-06 au
i 8.777116798766501 0.0093269 deg
node 354.1154096324645 4.2748e-05 deg
peri 325.0348547238028 0.0027967 deg
M 201.790594008492 0.54053 deg
tp 2459511.063736875027
(2021-Oct-23.56373688)
3.1086 TDB
period 1161.770023236642
3.18
3.1042
0.008499
d
yr
n .3098719994487852 0.00082797 deg/d
Q 3.330922653739433 0.0059334 au
  Orbit Determination Parameters
   # obs. used (total)      78  
   data-arc span      15 days  
   first obs. used      2018-09-13  
   last obs. used      2018-09-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      7  
   norm. resid. RMS      .38734  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Oct-15 07:11:23  

Additional Information
 Earth MOID = .0342359 au 
 Jupiter MOID = 2.04063 au 
 T_jup = 3.478 
[ hide covariance matrix ]
Orbital Elements at Epoch 2458378.5 (2018-Sep-17.0) TDB
Reference: JPL 7 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .5399528501891531 0.0008235  
q .9952610233028005 9.9376e-06 au
tp 2458349.102581064980
(2018-Aug-18.60258107)
0.0044569 TDB
node 354.143633295387 3.9821e-05 deg
peri 324.9888392257271 0.0028072 deg
i 8.776019756571884 0.0093209 deg
  Orbit Determination Parameters
   # obs. used (total)      78  
   data-arc span      15 days  
   first obs. used      2018-09-13  
   last obs. used      2018-09-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      7  
   norm. resid. RMS      .38734  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Oct-15 07:11:23  

Additional Information
 Jupiter MOID = 2.04063 au 
 T_jup = 3.478 
Orbit Covariance (6×6)
  e q tp node peri i
e 6.781583202255444E-7 -8.124004586682153E-9 3.665954189915457E-6 3.098494717976042E-8 -2.299916149075334E-6 7.67572603258463E-6
q -8.124004586682153E-9 9.87554316470733E-11 -4.3661812925989E-8 -3.63896820428531E-10 2.788800257095E-8 -9.192841482176963E-8
tp 3.665954189915457E-6 -4.3661812925989E-8 1.986370274154184E-5 1.687437728225243E-7 -1.237162271835235E-5 4.149647777378412E-5
node 3.098494717976042E-8 -3.63896820428531E-10 1.687437728225243E-7 1.585727933086706E-9 -1.03558341474775E-7 3.506318831177394E-7
peri -2.299916149075334E-6 2.788800257095E-8 -1.237162271835235E-5 -1.03558341474775E-7 7.88059942019204E-6 -2.602672612347749E-5
i 7.67572603258463E-6 -9.192841482176963E-8 4.149647777378412E-5 3.506318831177394E-7 -2.602672612347749E-5 8.687938221550768E-5

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 24.9   .47188 E2018S67 autocmod 2.6n

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