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541682 (2011 UD394)
Classification: Main-belt Asteroid          SPK-ID: 2541682
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 6 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09705903883929197 6.0324e-08  
a 2.53710191961715 3.2855e-08 au
q 2.290853245861787 1.6047e-07 au
i 14.26073639281197 5.4237e-06 deg
node 60.75672065649152 2.6945e-05 deg
peri 107.1301235119242 3.9769e-05 deg
M 327.3185181550986 2.9309e-05 deg
tp 2459334.499919376691
(2021-Apr-29.99991938)
0.00011956 TDB
period 1476.064372005659
4.04
2.8672e-05
7.85e-08
d
yr
n .2438918023004893 4.7375e-09 deg/d
Q 2.783350593372513 3.6044e-08 au
  Orbit Determination Parameters
   # obs. used (total)      140  
   data-arc span      3450 days (9.45 yr)  
   first obs. used      2011-09-24  
   last obs. used      2021-03-05  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .48779  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 20:24:06  

Additional Information
 Earth MOID = 1.33769 au 
 Jupiter MOID = 2.27531 au 
 T_jup = 3.398 
[ 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 17.09   .37054 MPCxxxxx autocmod 2.8

541682 (2011 UD394)          Discovered 2011-Sep-24 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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