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541637 (2011 UP191)
Classification: Main-belt Asteroid          SPK-ID: 2541637
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 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2669547135379955 3.5469e-07  
a 2.548214879550124 4.2588e-08 au
q 1.867956906346563 9.0204e-07 au
i 5.295130776467188 1.3744e-05 deg
node 359.8963277933512 5.2498e-05 deg
peri 1.84243691081015 0.00038884 deg
M 108.1270110337273 0.0002174 deg
tp 2458754.243869860481
(2019-Sep-27.74386986)
0.00090501 TDB
period 1485.773122870433
4.07
3.7248e-05
1.02e-07
d
yr
n .2422980968349323 6.0743e-09 deg/d
Q 3.228472852753685 5.3957e-08 au
  Orbit Determination Parameters
   # obs. used (total)      144  
   data-arc span      4423 days (12.11 yr)  
   first obs. used      2007-10-18  
   last obs. used      2019-11-27  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .58983  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 20:23:56  

Additional Information
 Earth MOID = .863608 au 
 Jupiter MOID = 2.22979 au 
 T_jup = 3.385 
[ 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 18.2   n/a E2015Y95  

541637 (2011 UP191)          Discovered 2007-Oct-18 by Spacewatch at Kitt Peak
Reference: Last Updated: 2019-12-13
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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