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(2015 RT82)
Classification: Apollo [NEO]          SPK-ID: 3727346
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 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2136536874823161 0.00050836  
a 1.23660193926225 0.000705 au
q .9723973749910872 7.4389e-05 au
i 3.96305249294945 0.0074625 deg
node 165.2045419654268 0.0012483 deg
peri 134.3098986634819 0.0022243 deg
M 187.1868987630048 1.0941 deg
tp 2459241.611250178066
(2021-Jan-27.11125018)
1.7327 TDB
period 502.2770232279233
1.38
0.42953
0.001176
d
yr
n .716735951181743 0.00061293 deg/d
Q 1.500806503533413 0.00085562 au
  Orbit Determination Parameters
   # obs. used (total)      31  
   data-arc span      18 days  
   first obs. used      2015-09-14  
   last obs. used      2015-10-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      7  
   norm. resid. RMS      .38631  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Apr-06 08:31:59  

Additional Information
 Earth MOID = .0087953 au 
 Jupiter MOID = 3.67785 au 
 T_jup = 5.158 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457283.5 (2015-Sep-18.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2139082527397495 0.00050926  
q .9720353267419058 7.243e-05 au
tp 2457232.602069592629
(2015-Jul-29.10206959)
0.0091895 TDB
node 165.238481600985 0.0014128 deg
peri 134.2426588696027 0.0017382 deg
i 3.966365689263991 0.0074496 deg
  Orbit Determination Parameters
   # obs. used (total)      31  
   data-arc span      18 days  
   first obs. used      2015-09-14  
   last obs. used      2015-10-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      7  
   norm. resid. RMS      .38631  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Apr-06 08:31:59  

Additional Information
 Jupiter MOID = 3.67785 au 
 T_jup = 5.158 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.593498258353379E-7 -3.682841258573791E-8 4.652007916988808E-6 -7.122065348526231E-7 -4.850234487418799E-7 3.793728654163949E-6
q -3.682841258573791E-8 5.246097663762841E-9 -6.565731963435314E-7 1.003913196119295E-7 7.474021625670344E-8 -5.388009565685769E-7
tp 4.652007916988808E-6 -6.565731963435314E-7 8.44460960244882E-5 -1.295463977773486E-5 -7.248305523457754E-6 6.802772699967962E-5
node -7.122065348526231E-7 1.003913196119295E-7 -1.295463977773486E-5 1.99590067807741E-6 1.0623674636955E-6 -1.041211554760727E-5
peri -4.850234487418799E-7 7.474021625670344E-8 -7.248305523457754E-6 1.0623674636955E-6 3.021453833996443E-6 -7.127307808622689E-6
i 3.793728654163949E-6 -5.388009565685769E-7 6.802772699967962E-5 -1.041211554760727E-5 -7.127307808622689E-6 5.549610869582275E-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 25.7   n/a MPO369262  

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