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(2015 XA379)
Classification: Apollo [NEO]          SPK-ID: 3736816
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.


Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 47 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2183278515636078 4.371e-06  
a 1.287529958694912 7.6831e-06 au
q 1.006426308989271 3.7796e-07 au
i 1.346364600637022 2.4114e-05 deg
node 148.5322378893358 2.2266e-05 deg
peri 349.5088834138277 2.3374e-05 deg
M 249.31342708761 0.011936 deg
tp 2459560.569132500571
(2021-Dec-12.06913250)
0.019161 TDB
period 533.6228789643378
1.46
0.0047764
1.308e-05
d
yr
n .6746337426511635 6.0386e-06 deg/d
Q 1.568633608400553 9.3605e-06 au
  Orbit Determination Parameters
   # obs. used (total)      280  
   # delay obs. used      0  
   # Doppler obs. used      1  
   data-arc span      123 days  
   first obs. used      2015-12-14  
   last obs. used      2016-04-15  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      4  
   norm. resid. RMS      .3914  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 15:38:30  

Additional Information
 Earth MOID = .0206847 au 
 Jupiter MOID = 3.44853 au 
 T_jup = 5.012 
[ 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 25.3   n/a MPO386958  
rotation period rot_per 0.038533 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Pravec, P.; Wolf, M.; Sarounova, L. (2019) http://www.asu.cas.cz/~ppravec/neo.htm]

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