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39361 (2002 AM179)
Classification: Main-belt Asteroid          SPK-ID: 2039361
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

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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 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1321215958350148 3.6857e-08  
a 2.266080978910269 9.2327e-09 au
q 1.966682743685272 8.5335e-08 au
i 3.621144195989021 3.5984e-06 deg
node 109.9373767705988 6.7183e-05 deg
peri 291.6182766906019 6.8713e-05 deg
M 219.8951903412197 1.5752e-05 deg
tp 2459485.411081118939
(2021-Sep-27.91108112)
5.5902e-05 TDB
period 1245.981416540741
3.41
7.6147e-06
2.085e-08
d
yr
n .288928867815284 1.7658e-09 deg/d
Q 2.565479214135267 1.0453e-08 au
  Orbit Determination Parameters
   # obs. used (total)      779  
   data-arc span      10869 days (29.76 yr)  
   first obs. used      1990-09-14  
   last obs. used      2020-06-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56503  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-23 21:00:36  

Additional Information
 Earth MOID = .978558 au 
 Jupiter MOID = 2.80633 au 
 T_jup = 3.602 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456943.5 (2014-Oct-13.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1314083721545935 3.6735e-08  
q 1.96805104516686 8.4941e-08 au
tp 2456994.058285560550
(2014-Dec-02.55828556)
5.0898e-05 TDB
node 109.977638620459 6.7151e-05 deg
peri 291.6733310610509 6.871e-05 deg
i 3.621757451019498 3.5996e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      779  
   data-arc span      10869 days (29.76 yr)  
   first obs. used      1990-09-14  
   last obs. used      2020-06-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56503  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-23 21:00:36  

Additional Information
 Jupiter MOID = 2.80633 au 
 T_jup = 3.602 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.349435217915345E-15 -3.106552750185501E-15 -4.701843316486044E-13 -2.926254954340945E-15 -1.401073977273657E-13 -9.704717264963493E-16
q -3.106552750185501E-15 7.21500812621105E-15 1.155868025013123E-12 7.20532972764007E-15 3.413577971877354E-13 2.316397497072455E-15
tp -4.701843316486044E-13 1.155868025013123E-12 2.590575962278796E-9 9.656686099346479E-12 7.582222332257616E-10 8.509128461192461E-13
node -2.926254954340945E-15 7.20532972764007E-15 9.656686099346479E-12 4.509246768974704E-9 -4.497343982483879E-9 2.929065810087698E-11
peri -1.401073977273657E-13 3.413577971877354E-13 7.582222332257616E-10 -4.497343982483879E-9 4.721038217569182E-9 -2.897436847283053E-11
i -9.704717264963493E-16 2.316397497072455E-15 8.509128461192461E-13 2.929065810087698E-11 -2.897436847283053E-11 1.295693737705052E-11

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.1   n/a MPO468232  

39361 (2002 AM179)          Discovered 2002-Jan-14 by LINEAR at Socorro
Reference: 20020328/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 2002 AM179 = 1990 RF13 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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