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215379 (2002 AP142)
Classification: Main-belt Asteroid          SPK-ID: 2215379
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09211780499210716 6.7106e-08  
a 2.13812416565746 1.3611e-08 au
q 1.941164860716514 1.5165e-07 au
i 1.121323931843329 7.1648e-06 deg
node 182.3725095627088 0.00021007 deg
peri 223.8424364701218 0.00021496 deg
M 12.66650908196901 4.9951e-05 deg
tp 2458960.320710935437
(2020-Apr-20.82071094)
0.00015816 TDB
period 1141.951896109506
3.13
1.0904e-05
2.985e-08
d
yr
n .3152497064250054 3.0102e-09 deg/d
Q 2.335083470598406 1.4865e-08 au
  Orbit Determination Parameters
   # obs. used (total)      327  
   data-arc span      10277 days (28.14 yr)  
   first obs. used      1991-09-07  
   last obs. used      2019-10-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61819  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 23:58:34  

Additional Information
 Earth MOID = .950585 au 
 Jupiter MOID = 2.93662 au 
 T_jup = 3.710 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456940.5 (2014-Oct-10.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09233478345416209 6.7402e-08  
q 1.941145565745645 1.5245e-07 au
tp 2456675.488533617948
(2014-Jan-17.98853362)
0.00014155 TDB
node 182.4017666577412 0.00021014 deg
peri 223.6197783776576 0.00021498 deg
i 1.120535970615016 7.1666e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      327  
   data-arc span      10277 days (28.14 yr)  
   first obs. used      1991-09-07  
   last obs. used      2019-10-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61819  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 23:58:34  

Additional Information
 Jupiter MOID = 2.93662 au 
 T_jup = 3.710 
Orbit Covariance (6×6)
  e q tp node peri i
e 4.54300163988405E-15 -1.025534427928744E-14 -6.734767568251713E-12 9.707583743641692E-16 -2.113716082019825E-12 -2.820551028788435E-15
q -1.025534427928744E-14 2.32416629576603E-14 1.560544596332401E-11 -2.338920813838237E-15 4.904889848956627E-12 6.401755316203063E-15
tp -6.734767568251713E-12 1.560544596332401E-11 2.003745120080966E-8 1.880614132914456E-11 6.425408233519559E-9 5.18359504140505E-12
node 9.707583743641692E-16 -2.338920813838237E-15 1.880614132914456E-11 4.416072752803288E-8 -4.414504542181236E-8 -5.292065654297672E-11
peri -2.113716082019825E-12 4.904889848956627E-12 6.425408233519559E-9 -4.414504542181236E-8 4.621657357069645E-8 5.454836242579461E-11
i -2.820551028788435E-15 6.401755316203063E-15 5.18359504140505E-12 -5.292065654297672E-11 5.454836242579461E-11 5.13596042889742E-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 17.6   n/a MPO437030  

215379 (2002 AP142)          Discovered 2002-Jan-13 by LINEAR at Socorro
Reference: 20090607/Numbers.arcLast Updated: 2009-06-08

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