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135443 (2001 UN208)
Classification: Main-belt Asteroid          SPK-ID: 2135443
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 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07479256825341911 5.0535e-08  
a 2.309444043411966 1.2943e-08 au
q 2.136714792167624 1.1712e-07 au
i 4.06733045409979 6.3758e-06 deg
node 351.6155992901091 5.8512e-05 deg
peri 150.767678466216 6.917e-05 deg
M 50.64199829458337 3.704e-05 deg
tp 2459020.170023388552
(2020-Jun-19.67002339)
0.00013153 TDB
period 1281.916072949768
3.51
1.0776e-05
2.95e-08
d
yr
n .2808296171617677 2.3608e-09 deg/d
Q 2.482173294656308 1.3911e-08 au
  Orbit Determination Parameters
   # obs. used (total)      326  
   data-arc span      9604 days (26.29 yr)  
   first obs. used      1994-10-27  
   last obs. used      2021-02-11  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .61571  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 18:13:03  

Additional Information
 Earth MOID = 1.1498 au 
 Jupiter MOID = 2.5123 au 
 T_jup = 3.578 
[ 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 MPCxxxxx  

135443 (2001 UN208)          Discovered 2001-Oct-20 by Spacewatch at Kitt Peak
Reference: 20060907/Numbers.arcLast Updated: 2006-09-10

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