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186590 (2003 BJ20)
Classification: Main-belt Asteroid          SPK-ID: 2186590
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08503176227104101 6.2121e-08  
a 2.680123879426151 1.6541e-08 au
q 2.452228222853846 1.5969e-07 au
i 7.056819803352285 6.3846e-06 deg
node 6.223714970500338 3.1754e-05 deg
peri 159.1858648801532 4.4759e-05 deg
M 45.08124087970948 2.9497e-05 deg
tp 2459195.810759151979
(2020-Dec-12.31075915)
0.00013111 TDB
period 1602.62063100853
4.39
1.4836e-05
4.062e-08
d
yr
n .2246320763844478 2.0795e-09 deg/d
Q 2.908019535998456 1.7947e-08 au
  Orbit Determination Parameters
   # obs. used (total)      469  
   data-arc span      7175 days (19.64 yr)  
   first obs. used      2001-10-19  
   last obs. used      2021-06-11  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .53757  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-09 02:45:43  

Additional Information
 Earth MOID = 1.46097 au 
 Jupiter MOID = 2.05885 au 
 T_jup = 3.361 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457666.5 (2016-Oct-05.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08608440071148164 6.2374e-08  
q 2.450656551557605 1.6093e-07 au
tp 2457596.143247021307
(2016-Jul-26.64324702)
0.00012759 TDB
node 6.250942304159845 3.1733e-05 deg
peri 159.9478220041757 4.4261e-05 deg
i 7.05917759254169 6.3856e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      469  
   data-arc span      7175 days (19.64 yr)  
   first obs. used      2001-10-19  
   last obs. used      2021-06-11  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .53757  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-09 02:45:43  

Additional Information
 Jupiter MOID = 2.05885 au 
 T_jup = 3.361 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.890503486792096E-15 -1.000356517090677E-14 2.58865424294181E-12 3.024811260168289E-15 6.422398130895613E-13 -5.132310662514302E-15
q -1.000356517090677E-14 2.589759508561086E-14 -7.021535033238276E-12 -8.658733198627179E-15 -1.736879115524232E-12 1.331523292642363E-14
tp 2.58865424294181E-12 -7.021535033238276E-12 1.627945008527852E-8 1.737130959106387E-11 3.9459937957321E-9 1.991922922884651E-12
node 3.024811260168289E-15 -8.658733198627179E-15 1.737130959106387E-11 1.006988626116433E-9 -9.94746571711431E-10 3.952758133945917E-12
peri 6.422398130895613E-13 -1.736879115524232E-12 3.9459937957321E-9 -9.94746571711431E-10 1.959016858014327E-9 -3.438427187110536E-12
i -5.132310662514302E-15 1.331523292642363E-14 1.991922922884651E-12 3.952758133945917E-12 -3.438427187110536E-12 4.077570920362584E-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 15.71   n/a MPCxxxxx  

186590 (2003 BJ20)          Discovered 2003-Jan-27 by LINEAR at Socorro
Reference: 20080520/Numbers.arcLast Updated: 2008-05-22

Alternate Designations
 2003 BJ20 = 2001 UO201 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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