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541598 (2011 UA41)
Classification: Outer Main-belt Asteroid          SPK-ID: 2541598
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1923283733376483 8.0495e-08  
a 3.971960532528569 7.8195e-08 au
q 3.20803982434601 3.0047e-07 au
i 1.345129983416388 7.9342e-06 deg
node 272.2961024869121 0.00038355 deg
peri 156.4697210812537 0.00038976 deg
M 27.62003021030721 5.1958e-05 deg
tp 2458978.666331087189
(2020-May-09.16633109)
0.00041613 TDB
period 2891.384267161659
7.92
8.5383e-05
2.338e-07
d
yr
n .1245078366402663 3.6767e-09 deg/d
Q 4.735881240711129 9.3234e-08 au
  Orbit Determination Parameters
   # obs. used (total)      101  
   data-arc span      6358 days (17.41 yr)  
   first obs. used      2003-09-18  
   last obs. used      2021-02-13  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .60712  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 20:23:46  

Additional Information
 Earth MOID = 2.22179 au 
 Jupiter MOID = .584563 au 
 T_jup = 3.024 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.22   n/a MPCxxxxx  

541598 (2011 UA41)          Discovered 2003-Sep-18 by Spacewatch at Kitt Peak
Reference: Last Updated: 2019-12-13

[ show close-approach data ]
Alternate Designations
 2011 UA41 = 2003 SO356 = 2011 WZ155 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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