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308582 (2005 UL486)
Classification: Main-belt Asteroid          SPK-ID: 2308582
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 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1067051369770007 8.7852e-08  
a 3.011132420821692 5.7477e-08 au
q 2.689829123402026 3.0117e-07 au
i 4.669119122715103 6.1272e-06 deg
node 273.4973888298979 8.1996e-05 deg
peri 103.9669011583027 8.9085e-05 deg
M 300.3448596876626 4.1905e-05 deg
tp 2459316.755858984671
(2021-Apr-12.25585898)
0.00022903 TDB
period 1908.504592200846
5.23
5.4644e-05
1.496e-07
d
yr
n .1886293601132266 5.4008e-09 deg/d
Q 3.332435718241358 6.361e-08 au
  Orbit Determination Parameters
   # obs. used (total)      212  
   data-arc span      6377 days (17.46 yr)  
   first obs. used      2002-02-11  
   last obs. used      2019-07-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .68096  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 05:57:53  

Additional Information
 Earth MOID = 1.69654 au 
 Jupiter MOID = 2.15498 au 
 T_jup = 3.236 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.1   n/a MPO476378  

308582 (2005 UL486)          Discovered 2005-Oct-23 by NEAT at Palomar
Reference: 20111210/Numbers.arcLast Updated: 2011-12-12
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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