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(2009 PQ1)
Classification: Apollo [NEO]          SPK-ID: 3465690
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

[ hide orbit diagram ]

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 34 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .4892443087150385 2.8164e-07  
a 1.496068471715474 3.558e-09 au
q .7641254864806725 4.2141e-07 au
i 5.606061015519051 1.8481e-05 deg
node 326.8693951485578 1.6033e-05 deg
peri 271.5759396841872 6.3197e-05 deg
M 100.0502265995977 1.5435e-05 deg
tp 2459014.744702253547
(2020-Jun-14.24470225)
2.9144e-05 TDB
period 668.3833656503895
1.83
2.3844e-06
6.528e-09
d
yr
n .5386130452987736 1.9214e-09 deg/d
Q 2.228011456950275 5.2988e-09 au
  Orbit Determination Parameters
   # obs. used (total)      253  
   data-arc span      4047 days (11.08 yr)  
   first obs. used      2009-08-14  
   last obs. used      2020-09-12  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .33608  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 02:48:08  

Additional Information
 Earth MOID = .0213007 au 
 Jupiter MOID = 2.81288 au 
 T_jup = 4.409 
[ hide covariance matrix ]
Orbital Elements at Epoch 2458564.5 (2019-Mar-22.0) TDB
Reference: JPL 34 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .4895272295065349 2.8116e-07  
q .7642197485810921 4.2196e-07 au
tp 2458345.652441299218
(2018-Aug-15.15244130)
2.7516e-05 TDB
node 326.9209171144177 1.6026e-05 deg
peri 271.5796591791362 6.3212e-05 deg
i 5.592231967849195 1.8529e-05 deg
  Orbit Determination Parameters
   # obs. used (total)      253  
   data-arc span      4047 days (11.08 yr)  
   first obs. used      2009-08-14  
   last obs. used      2020-09-12  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .33608  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 02:48:08  

Additional Information
 Jupiter MOID = 2.81288 au 
 T_jup = 4.409 
Orbit Covariance (6×6)
  e q tp node peri i
e 7.905064535700085E-14 -1.186373850215101E-13 -3.601940800683372E-12 2.694631670340985E-13 -1.560048239976893E-11 1.563615225506369E-12
q -1.186373850215101E-13 1.780494025966749E-13 5.430246883050918E-12 -4.12966619712031E-13 2.344041914150508E-11 -2.358751730390293E-12
tp -3.601940800683372E-12 5.430246883050918E-12 7.571319610937747E-10 -2.107875619703501E-10 1.368754659287782E-9 -3.641894955428151E-10
node 2.694631670340985E-13 -4.12966619712031E-13 -2.107875619703501E-10 2.568486576982633E-10 -4.611378801658595E-10 -2.016818817935659E-11
peri -1.560048239976893E-11 2.344041914150508E-11 1.368754659287782E-9 -4.611378801658595E-10 3.995699185942883E-9 -5.09765438008123E-10
i 1.563615225506369E-12 -2.358751730390293E-12 -3.641894955428151E-10 -2.016818817935659E-11 -5.09765438008123E-10 3.433130513941098E-10

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 22.6   n/a E2020-UO8  

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