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39358 (2002 AL162)
Classification: Main-belt Asteroid          SPK-ID: 2039358
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0987973413115832 6.9452e-08  
a 2.994674992535068 2.1509e-08 au
q 2.698809065180318 2.1837e-07 au
i 8.773359964620067 5.5259e-06 deg
node 309.6015146013041 2.9588e-05 deg
peri 41.78045611384796 3.9277e-05 deg
M 334.4996374564336 2.2413e-05 deg
tp 2459134.580871765409
(2020-Oct-12.08087177)
0.00011742 TDB
period 1892.879513108142
5.18
2.0393e-05
5.583e-08
d
yr
n .1901864315752848 2.049e-09 deg/d
Q 3.290540919889818 2.3634e-08 au
  Orbit Determination Parameters
   # obs. used (total)      899  
   data-arc span      8635 days (23.64 yr)  
   first obs. used      1997-03-11  
   last obs. used      2020-10-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50466  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-13 00:21:37  

Additional Information
 Earth MOID = 1.69937 au 
 Jupiter MOID = 2.10825 au 
 T_jup = 3.230 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457491.5 (2016-Apr-13.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1017892101087994 6.9211e-08  
q 2.688426393656991 2.1872e-07 au
tp 2457245.914063958184
(2015-Aug-11.41406396)
0.00012032 TDB
node 309.7687831670165 2.9668e-05 deg
peri 42.38525235301765 3.8803e-05 deg
i 8.761736130786245 5.5219e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      899  
   data-arc span      8635 days (23.64 yr)  
   first obs. used      1997-03-11  
   last obs. used      2020-10-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50466  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-13 00:21:37  

Additional Information
 Jupiter MOID = 2.10825 au 
 T_jup = 3.230 
Orbit Covariance (6×6)
  e q tp node peri i
e 4.790204536185254E-15 -1.509427186949712E-14 3.583652235315231E-13 3.632345810597969E-14 -4.365407139105355E-14 -9.798857996492357E-15
q -1.509427186949712E-14 4.783781422606994E-14 -2.126511308116253E-12 -1.126204892086324E-13 -6.161795539180566E-14 3.227071282659952E-14
tp 3.583652235315231E-13 -2.126511308116253E-12 1.447761455594562E-8 -4.363085269631959E-12 3.026857200514863E-9 -4.442616112253623E-12
node 3.632345810597969E-14 -1.126204892086324E-13 -4.363085269631959E-12 8.801814967552563E-10 -8.713708663440858E-10 7.768338098083199E-11
peri -4.365407139105355E-14 -6.161795539180566E-14 3.026857200514863E-9 -8.713708663440858E-10 1.50566250854537E-9 -7.755243199890529E-11
i -9.798857996492357E-15 3.227071282659952E-14 -4.442616112253623E-12 7.768338098083199E-11 -7.755243199890529E-11 3.049106997994504E-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 14.4   n/a MPO436045  
diameter diameter 4.441 km 0.130 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.171   0.032 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

39358 (2002 AL162)          Discovered 2002-Jan-13 by LINEAR at Socorro
Reference: 20020328/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 2002 AL162 = 1997 ET43 = 1999 NT64 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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