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541485 (2011 OU2)
Classification: Main-belt Asteroid          SPK-ID: 2541485
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 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1347566797093392 6.2334e-08  
a 2.381113679342779 5.2018e-08 au
q 2.060242705904058 1.4678e-07 au
i 5.432112606601579 4.3617e-06 deg
node 234.7530261153286 6.9748e-05 deg
peri 63.97272970208878 9.7949e-05 deg
M 217.3501119230478 8.4315e-05 deg
tp 2459732.286804048141
(2022-Jun-01.78680405)
0.00033126 TDB
period 1342.049769811646
3.67
4.3978e-05
1.204e-07
d
yr
n .2682463855647658 8.7903e-09 deg/d
Q 2.7019846527815 5.9028e-08 au
  Orbit Determination Parameters
   # obs. used (total)      151  
   data-arc span      5989 days (16.40 yr)  
   first obs. used      2004-10-13  
   last obs. used      2021-03-07  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .5241  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 20:23:24  

Additional Information
 Earth MOID = 1.04953 au 
 Jupiter MOID = 2.48423 au 
 T_jup = 3.520 
[ 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 17.98   .28594 MPCxxxxx autocmod 2.8

541485 (2011 OU2)          Discovered 2011-Jul-23 by Pan-STARRS 1 at Haleakala
Reference: Last Updated: 2019-12-13
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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