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181025 (2005 OU3)
Classification: Main-belt Asteroid          SPK-ID: 2181025
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .195205155105665 4.8548e-08  
a 2.342482385794864 1.1511e-08 au
q 1.885217748343489 1.1304e-07 au
i 7.009366990924284 6.7837e-06 deg
node 21.6698474991103 3.4344e-05 deg
peri 246.2213006616573 3.7948e-05 deg
M 131.6075329733579 1.5869e-05 deg
tp 2458721.769414195227
(2019-Aug-26.26941420)
5.7601e-05 TDB
period 1309.522388240549
3.59
9.6528e-06
2.643e-08
d
yr
n .2749093892802318 2.0264e-09 deg/d
Q 2.799747023246238 1.3758e-08 au
  Orbit Determination Parameters
   # obs. used (total)      397  
   data-arc span      10692 days (29.27 yr)  
   first obs. used      1991-10-04  
   last obs. used      2021-01-11  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .5752  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 21:28:55  

Additional Information
 Earth MOID = .881109 au 
 Jupiter MOID = 2.32187 au 
 T_jup = 3.528 
[ 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 16.82   n/a MPCxxxxx  

181025 (2005 OU3)          Discovered 2005-Jul-28 by Broughton, J. at Reedy Creek
Reference: 20080321/Numbers.arcLast Updated: 2008-03-26
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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