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(2015 XV261)
Classification: Apollo [NEO]          SPK-ID: 3736515
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 .3006416355002803 0.0004904  
a 1.320329595639327 0.00085958 au
q .9233835466068959 4.6418e-05 au
i 17.92346993529395 0.020733 deg
node 76.5349412672129 8.8171e-05 deg
peri 310.7394212921508 0.010392 deg
M 8.765481032780317 1.098 deg
tp 2458987.007413287683
(2020-May-17.50741329)
1.6769 TDB
period 554.1431438011502
1.52
0.54115
0.001482
d
yr
n .6496516360927549 0.00063442 deg/d
Q 1.717275644671758 0.001118 au
  Orbit Determination Parameters
   # obs. used (total)      47  
   data-arc span      11 days  
   first obs. used      2015-12-11  
   last obs. used      2015-12-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      7  
   norm. resid. RMS      .43628  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Apr-06 08:29:56  

Additional Information
 Earth MOID = .0163253 au 
 Jupiter MOID = 3.75259 au 
 T_jup = 4.855 
[ 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 25.4   n/a E2015Y84  

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