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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.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07519801698867805 8.2806e-08  
a 3.022238897687065 5.1756e-08 au
q 2.79497252571495 2.6491e-07 au
i 12.70566262995133 6.6157e-06 deg
node 88.5448754694077 4.053e-05 deg
peri 130.1377123961838 6.5409e-05 deg
M 33.25873577607942 5.388e-05 deg
tp 2458823.205668976934
(2019-Dec-05.70566898)
0.00028644 TDB
period 1919.073520954727
5.25
4.9297e-05
1.35e-07
d
yr
n .1875905201489635 4.8188e-09 deg/d
Q 3.249505269659181 5.5648e-08 au
  Orbit Determination Parameters
   # obs. used (total)      167  
   data-arc span      5962 days (16.32 yr)  
   first obs. used      2003-02-01  
   last obs. used      2019-05-30  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60479  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 17:53:46  

Additional Information
 Earth MOID = 1.80309 au 
 Jupiter MOID = 1.82305 au 
 T_jup = 3.204 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457391.5 (2016-Jan-04.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07432933879626516 8.2981e-08  
q 2.797364718376386 2.6611e-07 au
tp 2456899.704001547034
(2014-Aug-30.20400155)
0.00028258 TDB
node 88.56158302706081 4.0541e-05 deg
peri 129.1868723103894 6.558e-05 deg
i 12.70385142096191 6.6149e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      167  
   data-arc span      5962 days (16.32 yr)  
   first obs. used      2003-02-01  
   last obs. used      2019-05-30  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60479  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 17:53:46  

Additional Information
 Jupiter MOID = 1.82305 au 
 T_jup = 3.204 
Orbit Covariance (6×6)
  e q tp node peri i
e 6.885917164549506E-15 -2.172701914783405E-14 -8.914510569326843E-12 4.471200314290297E-14 -1.560054967754186E-12 -3.753144496660822E-15
q -2.172701914783405E-14 7.081205123886532E-14 2.700648873227056E-11 -1.408773186643236E-13 4.81850991571394E-12 1.661659825923208E-14
tp -8.914510569326843E-12 2.700648873227056E-11 7.985381118342183E-8 -1.647740509358443E-10 1.469388839496121E-8 2.686750148437094E-11
node 4.471200314290297E-14 -1.408773186643236E-13 -1.647740509358443E-10 1.643603906486485E-9 -1.632356071176236E-9 -2.807844806911783E-11
peri -1.560054967754186E-12 4.81850991571394E-12 1.469388839496121E-8 -1.632356071176236E-9 4.300794111685497E-9 3.247108628096061E-11
i -3.753144496660822E-15 1.661659825923208E-14 2.686750148437094E-11 -2.807844806911783E-11 3.247108628096061E-11 4.37565787454014E-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 15.8   n/a MPO433967  

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

[ hide close-approach data ]
Close-Approach Data   ...sorted by Date/Time (TDB)
Date/Time (TDB) Time Uncertainty
(days_HH:MM)
Body Nominal Distance (au) Minimum Distance (au) Maximum Distance (au) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified
1918-Feb-10 07:50 00:08 Jupiter 1.89913179116784 1.89912918551344 1.89913439688205 4.01637497281795 3.90374918100196 2421634.826575066 7.56880670995234 573.873707438866 28.7521268096929 -78.9271298768007 1779374.66225897 T 13 CATAB v2.0f-lin.ifort 2020-Feb-25 17:53:48 2020-Feb-25 17:54
1927-Feb-27 01:15 00:08 Jupiter 1.99341843729573 1.99341643941125 1.99342043520605 3.02117608425651 2.87709677408983 2424938.551831364 7.58393504963004 442.915143819858 38.0093949285264 -88.2732026992101 1525168.85843448 T 13 CATAB v2.0f-lin.ifort 2020-Feb-25 17:53:48 2020-Feb-25 17:54
1965-Mar-01 11:16 00:04 Jupiter 1.84214457688229 1.84214359219004 1.84214556158051 3.68202844622621 3.55495832029671 2438820.969295281 4.03086034231625 247.513770817938 29.1755318590181 -83.8117896238923 1392352.693379 T 13 CATAB v2.0f-lin.ifort 2020-Feb-25 17:53:48 2020-Feb-25 17:54
2012-Mar-18 02:36 < 00:01 Jupiter 1.81446343094019 1.81446264892612 1.81446421295509 3.30665328455749 3.16232853915492 2456004.608500812 0.448720473097931 197.844487967936 31.8157548935457 -84.3524250963359 1712712.9846917 T 13 CATAB v2.0f-lin.ifort 2020-Feb-25 17:53:48 2020-Feb-25 17:54
2059-Mar-29 17:26 00:04 Jupiter 1.82609990119279 1.82609894234939 1.82610086004459 2.91121919416885 2.74727363867934 2473182.226575657 3.72003975238886 378.075801091797 37.8380043047083 -81.748651564275 1274604.94763871 T 13 CATAB v2.0f-lin.ifort 2020-Feb-25 17:53:48 2020-Feb-25 17:54
2106-Apr-02 13:05 00:08 Jupiter 1.86923316208785 1.86923125857978 1.86923506579249 2.58145545195084 2.39950706928272 2490352.045433778 8.06794202905191 1120.95873350557 35.9121042625183 -82.4247602928724 1313842.29555405 T 13 CATAB v2.0f-lin.ifort 2020-Feb-25 17:53:48 2020-Feb-25 17:54
2153-Mar-30 20:24 00:12 Jupiter 1.92476219424766 1.92475899365871 1.92476539516374 2.4825046681308 2.29841190971509 2507516.350004553 12.3755988346891 1368.45865290332 32.7596347814712 -84.449528754986 1409876.19958364 T 13 CATAB v2.0f-lin.ifort 2020-Feb-25 17:53:48 2020-Feb-25 17:54
2191-Feb-19 02:00 00:13 Jupiter 1.90542111118381 1.90541578228698 1.90542644032488 4.09531035816314 3.98528555802723 2521355.583666197 13.1313431828112 1130.6455188501 27.3099181108042 -77.5377047691057 1960879.77759827 T 13 CATAB v2.0f-lin.ifort 2020-Feb-25 17:53:48 2020-Feb-25 17:54
2200-Mar-28 05:52 00:16 Jupiter 1.98899271744679 1.98898830734081 1.98899712776011 2.77156351304941 2.61339899070608 2524679.744617732 15.9800795631635 1100.56344828519 34.16083620607 -86.3952778608813 1637518.95438957 T 13 CATAB v2.0f-lin.ifort 2020-Feb-25 17:53:48 2020-Feb-25 17:54
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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