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268031 (2004 PL13)
Classification: Main-belt Asteroid          SPK-ID: 2268031
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | 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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .19380208796677 4.1291e-08  
a 2.486122246814942 1.2858e-08 au
q 2.004306564441569 1.0032e-07 au
i 3.946110491408526 5.4118e-06 deg
node 130.3879736118123 9.7616e-05 deg
peri 168.4306365666463 9.9934e-05 deg
M 27.13552561857503 2.3839e-05 deg
tp 2458892.576037051793
(2020-Feb-13.07603705)		 9.4354e-05 TDB
period 1431.79930278405
3.92		 1.1108e-05
3.041e-08		 d
yr
n .2514318866478012 1.9506e-09 deg/d
Q 2.967937929188315 1.535e-08 au
   Orbit Determination Parameters
   # obs. used (total)      398  
   data-arc span      7437 days (20.36 yr)  
   first obs. used      2000-07-07  
   last obs. used      2020-11-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55729  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-18 00:22:01  

Additional Information
 Earth MOID = .988798 au 
 Jupiter MOID = 2.25299 au 
 T_jup = 3.446 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457458.5 (2016-Mar-11.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1933383079408439 4.1387e-08  
q 2.005721620600164 1.0067e-07 au
tp 2457461.605679000624
(2016-Mar-14.10567900)		 8.9272e-05 TDB
node 130.4139237276043 9.7679e-05 deg
peri 168.6790832431453 0.00010001 deg
i 3.944726897467162 5.4097e-06 deg
   Orbit Determination Parameters
   # obs. used (total)      398  
   data-arc span      7437 days (20.36 yr)  
   first obs. used      2000-07-07  
   last obs. used      2020-11-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55729  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-18 00:22:01  

Additional Information
 Jupiter MOID = 2.25299 au 
 T_jup = 3.446 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.712877180452679E-15 -4.14658441705017E-15 2.303020810699415E-12 2.946159164633532E-14 5.474798087556665E-13 2.804509850354141E-16
q -4.14658441705017E-15 1.013512478342743E-14 -5.328617960134486E-12 -7.03683694122543E-14 -1.26506769610377E-12 -6.992042430549762E-16
tp 2.303020810699415E-12 -5.328617960134486E-12 7.96950747290283E-9 5.459663038783209E-11 1.985798955960346E-9 -4.671905621276974E-13
node 2.946159164633532E-14 -7.03683694122543E-14 5.459663038783209E-11 9.541280160860283E-9 -9.504668686555863E-9 3.348114508392726E-10
peri 5.474798087556665E-13 -1.26506769610377E-12 1.985798955960346E-9 -9.504668686555863E-9 1.000172963611232E-8 -3.341410281211581E-10
i 2.804509850354141E-16 -6.992042430549762E-16 -4.671905621276974E-13 3.348114508392726E-10 -3.341410281211581E-10 2.926478875116495E-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 16.7   n/a MPO470844  

268031 (2004 PL13)          Discovered 2004-Aug-07 by NEAT at Palomar
Reference: 20110319/Numbers.arcLast Updated: 2011-03-23

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