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JPL Small-Body Database Browser
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218017 (2001 XV266)
Classification: Apollo [NEO]          SPK-ID: 2218017
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | 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 53 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1927552576801652 5.8274e-08  
a 1.196309109269425 9.6197e-09 au
q .9657142386470683 6.5538e-08 au
i 12.00278253590225 1.1062e-05 deg
node 214.102684533549 1.8336e-05 deg
peri 265.0463654982837 3.3198e-05 deg
M 335.1818214554715 2.7875e-05 deg
tp 2459033.448143226757
(2020-Jul-02.94814323)
3.7269e-05 TDB
period 477.9291735834291
1.31
5.7646e-06
1.578e-08
d
yr
n .7532496861423695 9.0855e-09 deg/d
Q 1.426903979891782 1.1474e-08 au
  Orbit Determination Parameters
   # obs. used (total)      196  
   data-arc span      4604 days (12.61 yr)  
   first obs. used      2001-12-09  
   last obs. used      2014-07-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .47837  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Oct-04 08:37:39  

Additional Information
 Earth MOID = .105704 au 
 Jupiter MOID = 3.66873 au 
 T_jup = 5.270 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 19.6   n/a MPO214874  
diameter diameter 0.451 km 0.013 urn:nasa:pds:neowise_diameters_albedos::2.0[neos] (http://adsabs.harvard.edu/abs/2011ApJ...743..156M)  
geometric albedo albedo 0.115   0.027 urn:nasa:pds:neowise_diameters_albedos::2.0[neos] (http://adsabs.harvard.edu/abs/2011ApJ...743..156M)  

218017 (2001 XV266)          Discovered 2001-Dec-09 by Tholen, D. J. at Mauna Kea
Reference: 20090904/Numbers.arcLast Updated: 2009-09-08

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