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(2015 DJ215)
Classification: Apollo [NEO]          SPK-ID: 3712665
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

[ hide orbit diagram ]

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.


Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1483679311618926 6.22e-08  
a 1.132228612477028 3.8189e-09 au
q .9642421956415115 7.3335e-08 au
i 4.069221408351012 6.0974e-06 deg
node 2.568615666084437 3.5643e-05 deg
peri 233.2594911187823 4.074e-05 deg
M 237.4457727157045 3.1601e-05 deg
tp 2459350.304690171263
(2021-May-15.80469017)
3.9331e-05 TDB
period 440.0475581845996
1.20
2.2264e-06
6.096e-09
d
yr
n .8180933930986167 4.139e-09 deg/d
Q 1.300215029312545 4.3855e-09 au
  Orbit Determination Parameters
   # obs. used (total)      53  
   data-arc span      2229 days (6.10 yr)  
   first obs. used      2015-02-23  
   last obs. used      2021-04-01  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .60657  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 13:04:20  

Additional Information
 Earth MOID = .00991106 au 
 Jupiter MOID = 3.68608 au 
 T_jup = 5.516 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457729.5 (2016-Dec-07.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1483168113774554 6.219e-08  
q .9643209004242831 7.3323e-08 au
tp 2457590.170052899126
(2016-Jul-20.67005290)
3.1252e-05 TDB
node 2.586304971982248 3.5636e-05 deg
peri 233.2486387557243 4.0749e-05 deg
i 4.069905397012537 6.0976e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      53  
   data-arc span      2229 days (6.10 yr)  
   first obs. used      2015-02-23  
   last obs. used      2021-04-01  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .60657  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 13:04:20  

Additional Information
 Jupiter MOID = 3.68608 au 
 T_jup = 5.516 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.867556886318231E-15 -4.55901710477908E-15 -1.760826366549876E-12 -3.242252112616038E-13 -1.055251772786173E-12 -1.594941183161052E-13
q -4.55901710477908E-15 5.376291295149003E-15 2.08345374210963E-12 3.844747707636075E-13 1.249804817707546E-12 1.890028295987051E-13
tp -1.760826366549876E-12 2.08345374210963E-12 9.766973871005579E-10 1.452833197042243E-10 6.401765059889195E-10 8.519784428379092E-11
node -3.242252112616038E-13 3.844747707636075E-13 1.452833197042243E-10 1.269895940683217E-9 -1.146315134971985E-9 -1.323221215889948E-10
peri -1.055251772786173E-12 1.249804817707546E-12 6.401765059889195E-10 -1.146315134971985E-9 1.660473444542733E-9 2.004018946163461E-10
i -1.594941183161052E-13 1.890028295987051E-13 8.519784428379092E-11 -1.323221215889948E-10 2.004018946163461E-10 3.718085905582071E-11

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 24.09   n/a E2021G03  

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