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266985 (2010 XZ4)
Classification: Outer Main-belt Asteroid          SPK-ID: 2266985
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1208028573873532 6.5941e-08  
a 3.263278045673392 6.1322e-08 au
q 2.869064733306629 2.2948e-07 au
i 5.839401078631238 7.2544e-06 deg
node 178.2855038803225 7.0033e-05 deg
peri 250.3017308678002 7.5885e-05 deg
M 216.8126125574943 3.0355e-05 deg
tp 2459856.910158229447
(2022-Oct-04.41015823)
0.00019091 TDB
period 2153.176075556209
5.90
6.0692e-05
1.662e-07
d
yr
n .1671948727681291 4.7128e-09 deg/d
Q 3.657491358040156 6.873e-08 au
  Orbit Determination Parameters
   # obs. used (total)      236  
   data-arc span      4863 days (13.31 yr)  
   first obs. used      2006-02-02  
   last obs. used      2019-05-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5893  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 12:51:24  

Additional Information
 Earth MOID = 1.88988 au 
 Jupiter MOID = 1.67701 au 
 T_jup = 3.159 
[ 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 15.3   n/a MPO476123  

266985 (2010 XZ4)          Discovered 2007-Jan-29 by Spacewatch at Kitt Peak
Reference: 20110218/Numbers.arcLast Updated: 2011-02-22

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