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(2015 XT378)
Classification: Aten [NEO]          SPK-ID: 3736805
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 3 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .233371349807751 0.00068276  
a .9374170690411464 8.9625e-06 au
q .7186507823061884 0.00064594 au
i 5.694085768987141 0.017711 deg
node 257.4118919620602 0.0044031 deg
peri 64.92045957065993 0.0081774 deg
M 64.41321804233469 0.055232 deg
tp 2458941.184225072823
(2020-Apr-01.68422507)
0.051449 TDB
period 331.5108237528071
0.91
0.0047543
1.302e-05
d
yr
n 1.085937393912773 1.5574e-05 deg/d
Q 1.156183355776105 1.1054e-05 au
  Orbit Determination Parameters
   # obs. used (total)      12  
   data-arc span      3 days  
   first obs. used      2015-12-13  
   last obs. used      2015-12-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      5  
   norm. resid. RMS      .65629  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Apr-06 08:29:49  

Additional Information
 Earth MOID = .000282937 au 
 Jupiter MOID = 4.08559 au 
 T_jup = 6.372 
[ 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 27.9   n/a MPO358615  

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