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308083 (2004 UN)
Classification: Inner Main-belt Asteroid          SPK-ID: 2308083
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 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1288461977520014 9.087e-08  
a 1.960007371821389 1.4362e-08 au
q 1.70746787439631 1.7204e-07 au
i 17.08963912068407 1.1387e-05 deg
node 289.439270751517 3.0759e-05 deg
peri 78.31482699827292 6.5702e-05 deg
M 259.2574340855587 5.6561e-05 deg
tp 2459280.975862003980
(2021-Mar-07.47586200)
0.00015933 TDB
period 1002.270583490854
2.74
1.1016e-05
3.016e-08
d
yr
n .3591844417364217 3.9478e-09 deg/d
Q 2.212546869246468 1.6212e-08 au
  Orbit Determination Parameters
   # obs. used (total)      137  
   data-arc span      6463 days (17.69 yr)  
   first obs. used      2001-06-26  
   last obs. used      2019-03-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54962  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 01:30:12  

Additional Information
 Earth MOID = .780842 au 
 Jupiter MOID = 3.23653 au 
 T_jup = 3.818 
[ 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 17.5   n/a MPO471231  

308083 (2004 UN)          Discovered 2004-Oct-17 by LINEAR at Socorro
Reference: 20111210/Numbers.arcLast Updated: 2011-12-12

Alternate Designations
 2004 UN = 2001 PV3 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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