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135441 (2001 UJ201)
Classification: Main-belt Asteroid          SPK-ID: 2135441
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08767567361159823 5.3297e-08  
a 2.258378201927135 9.7582e-09 au
q 2.060373371803424 1.1991e-07 au
i 4.413785582723307 5.7071e-06 deg
node 6.691944962070941 5.0946e-05 deg
peri 178.9859196314048 5.6128e-05 deg
M 78.28654668861111 2.2278e-05 deg
tp 2458930.925956878842
(2020-Mar-22.42595688)
7.691e-05 TDB
period 1239.63387872536
3.39
8.0344e-06
2.2e-08
d
yr
n .290408326344038 1.8822e-09 deg/d
Q 2.456383032050847 1.0614e-08 au
  Orbit Determination Parameters
   # obs. used (total)      331  
   data-arc span      9395 days (25.72 yr)  
   first obs. used      1994-09-05  
   last obs. used      2020-05-26  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .59258  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 18:13:03  

Additional Information
 Earth MOID = 1.06108 au 
 Jupiter MOID = 2.4997 au 
 T_jup = 3.613 
[ 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 17.00   n/a E2021B55  

135441 (2001 UJ201)          Discovered 2001-Oct-19 by NEAT at Palomar
Reference: 20060907/Numbers.arcLast Updated: 2006-09-10

[ show close-approach data ]
Alternate Designations
 2001 UJ201 = 2003 GK12 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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