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JPL Small-Body Database Browser
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71420 (2000 AP191)
Classification: Main-belt Asteroid          SPK-ID: 2071420
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 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .160967347787539 5.668e-08  
a 2.680675270243766 1.5807e-08 au
q 2.249174081712983 1.5199e-07 au
i 13.2585390355981 6.8789e-06 deg
node 235.7984388601909 2.5138e-05 deg
peri 189.6796440541913 3.4205e-05 deg
M 171.77341021903 2.2115e-05 deg
tp 2457835.576196662479
(2017-Mar-23.07619666)
9.5834e-05 TDB
period 1603.11522517005
4.39
1.418e-05
3.882e-08
d
yr
n .224562772748798 1.9863e-09 deg/d
Q 3.11217645877455 1.8352e-08 au
  Orbit Determination Parameters
   # obs. used (total)      731  
   data-arc span      7574 days (20.74 yr)  
   first obs. used      1998-08-27  
   last obs. used      2019-05-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56386  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 08:52:54  

Additional Information
 Earth MOID = 1.26311 au 
 Jupiter MOID = 2.22719 au 
 T_jup = 3.320 
[ 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 14.6   n/a MPO439546  

71420 (2000 AP191)          Discovered 2000-Jan-08 by LINEAR at Socorro
Reference: 20031109/Numbers.arcLast Updated: 2004-04-19

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