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305346 (2008 AP134)
Classification: Main-belt Asteroid          SPK-ID: 2305346
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.


Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07605471071766901 6.6401e-08  
a 3.025032022460781 4.579e-08 au
q 2.794964087080841 2.0433e-07 au
i 12.69750871413232 6.3977e-06 deg
node 88.53512228372897 3.4437e-05 deg
peri 130.5150716517172 5.7152e-05 deg
M 70.33293210282675 4.4902e-05 deg
tp 2458825.052156885178
(2019-Dec-07.55215689)
0.0002406 TDB
period 1921.734520092668
5.26
4.3634e-05
1.195e-07
d
yr
n .1873307661573568 4.2534e-09 deg/d
Q 3.25509995784072 4.9273e-08 au
  Orbit Determination Parameters
   # obs. used (total)      178  
   data-arc span      6406 days (17.54 yr)  
   first obs. used      2003-02-01  
   last obs. used      2020-08-16  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .59704  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 05:54:45  

Additional Information
 Earth MOID = 1.80154 au 
 Jupiter MOID = 1.81637 au 
 T_jup = 3.203 
[ 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 15.93   n/a E2021B25  

305346 (2008 AP134)          Discovered 2008-Jan-05 by BATTeRS at Bisei SG Center
Reference: 20111110/Numbers.arcLast Updated: 2011-11-14

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