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541649 (2011 UH241)
Classification: Main-belt Asteroid          SPK-ID: 2541649
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 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .134828526389974 4.6168e-08  
a 2.559735813203485 3.0689e-08 au
q 2.214610405561617 1.2046e-07 au
i 13.5422455657433 9.5304e-06 deg
node 235.8615726647586 2.2388e-05 deg
peri 85.73736679117111 4.4788e-05 deg
M 157.1600254052891 3.8163e-05 deg
tp 2458547.473608174647
(2019-Mar-04.97360817)
0.00015623 TDB
period 1495.860670999963
4.10
2.6901e-05
7.365e-08
d
yr
n .2406641253288281 4.328e-09 deg/d
Q 2.904861220845353 3.4827e-08 au
  Orbit Determination Parameters
   # obs. used (total)      100  
   data-arc span      4853 days (13.29 yr)  
   first obs. used      2007-11-05  
   last obs. used      2021-02-17  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .61648  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 20:23:59  

Additional Information
 Earth MOID = 1.24991 au 
 Jupiter MOID = 2.42836 au 
 T_jup = 3.384 
[ 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 17.57   .32805 MPCxxxxx autocmod 2.8

541649 (2011 UH241)          Discovered 2007-Nov-05 by Spacewatch at Kitt Peak
Reference: Last Updated: 2019-12-13

Alternate Designations
 2011 UH241 = 2015 VS33 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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