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160827 (2000 XA8)
Classification: Main-belt Asteroid          SPK-ID: 2160827
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 27 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2235781486106821 3.625e-08  
a 2.372194961495836 8.8933e-09 au
q 1.841824003861009 8.6774e-08 au
i 5.083842885093886 4.7926e-06 deg
node 340.9403213437101 3.624e-05 deg
peri 51.09170486812862 3.7483e-05 deg
M 203.225316457126 9.2737e-06 deg
tp 2459781.662291645095
(2022-Jul-21.16229165)
3.5518e-05 TDB
period 1334.516646847628
3.65
7.5046e-06
2.055e-08
d
yr
n .2697605914848538 1.517e-09 deg/d
Q 2.902565919130663 1.0882e-08 au
  Orbit Determination Parameters
   # obs. used (total)      955  
   data-arc span      9602 days (26.29 yr)  
   first obs. used      1994-01-13  
   last obs. used      2020-04-28  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .4373  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 20:02:58  

Additional Information
 Earth MOID = .851167 au 
 Jupiter MOID = 2.5659 au 
 T_jup = 3.505 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457326.5 (2015-Oct-31.0) TDB
Reference: JPL 27 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2219208889210239 3.6187e-08  
q 1.846742586913337 8.6492e-08 au
tp 2457110.030937092554
(2015-Mar-28.53093709)
3.3377e-05 TDB
node 341.0239726175739 3.6147e-05 deg
peri 50.77377881709521 3.7432e-05 deg
i 5.090227883187366 4.7953e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      955  
   data-arc span      9602 days (26.29 yr)  
   first obs. used      1994-01-13  
   last obs. used      2020-04-28  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .4373  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 20:02:58  

Additional Information
 Jupiter MOID = 2.5659 au 
 T_jup = 3.505 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.309480503626945E-15 -3.119861188245506E-15 -5.388813824323877E-13 1.484315400993179E-14 -1.740740857121348E-13 -2.057299421394884E-15
q -3.119861188245506E-15 7.480947662631375E-15 1.268968494405045E-12 -3.555437171091249E-14 4.129982411325244E-13 5.206100642440503E-15
tp -5.388813824323877E-13 1.268968494405045E-12 1.114015093881803E-9 -1.051060291654999E-11 3.31126482933365E-10 2.227034925852384E-12
node 1.484315400993179E-14 -3.555437171091249E-14 -1.051060291654999E-11 1.306579356172626E-9 -1.303957174057686E-9 1.376869262268997E-11
peri -1.740740857121348E-13 4.129982411325244E-13 3.31126482933365E-10 -1.303957174057686E-9 1.401146741381432E-9 -1.306746054443547E-11
i -2.057299421394884E-15 5.206100642440503E-15 2.227034925852384E-12 1.376869262268997E-11 -1.306746054443547E-11 2.29944344755969E-11

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 15.79   n/a E2021B55  

160827 (2000 XA8)          Discovered 2000-Dec-01 by LINEAR at Socorro
Reference: 20070828/Numbers.arcLast Updated: 2007-08-30

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