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JPL Small-Body Database Browser
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201122 (2002 JL44)
Classification: Main-belt Asteroid          SPK-ID: 2201122
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1345392713214983 6.129e-08  
a 2.445213971250741 1.6067e-08 au
q 2.116236665333519 1.5145e-07 au
i 4.747099134625678 5.5017e-06 deg
node 303.1297776493761 6.6897e-05 deg
peri 212.8985296588436 6.9045e-05 deg
M 204.1093472330581 1.8651e-05 deg
tp 2459205.271482991303
(2020-Dec-21.77148299)
7.4903e-05 TDB
period 1396.605441138022
3.82
1.3766e-05
3.769e-08
d
yr
n .2577678629883144 2.5407e-09 deg/d
Q 2.774191277167962 1.8229e-08 au
  Orbit Determination Parameters
   # obs. used (total)      411  
   data-arc span      7910 days (21.66 yr)  
   first obs. used      1998-03-24  
   last obs. used      2019-11-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59872  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 14:34:11  

Additional Information
 Earth MOID = 1.12851 au 
 Jupiter MOID = 2.23119 au 
 T_jup = 3.482 
[ show covariance matrix ]

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 16.3   n/a MPO454423  

201122 (2002 JL44)          Discovered 2002-May-09 by LINEAR at Socorro
Reference: 20081212/Numbers.arcLast Updated: 2008-12-12

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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