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181542 (2006 UM189)
Classification: Main-belt Asteroid          SPK-ID: 2181542
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 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1170987879895911 3.8497e-08  
a 2.639916496605731 1.5799e-08 au
q 2.330785474459472 1.029e-07 au
i 10.01247430954825 4.3128e-06 deg
node 294.7460067702748 3.0247e-05 deg
peri 179.8079271126024 3.9061e-05 deg
M 36.38876697884797 2.4213e-05 deg
tp 2459042.138885020844
(2020-Jul-11.63888502)
0.00010512 TDB
period 1566.69230989978
4.29
1.4064e-05
3.851e-08
d
yr
n .2297834729418113 2.0628e-09 deg/d
Q 2.949047518751989 1.7649e-08 au
  Orbit Determination Parameters
   # obs. used (total)      416  
   data-arc span      8602 days (23.55 yr)  
   first obs. used      1997-09-30  
   last obs. used      2021-04-19  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .52899  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 10:09:37  

Additional Information
 Earth MOID = 1.34712 au 
 Jupiter MOID = 2.15595 au 
 T_jup = 3.364 
[ 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 15.97   n/a MPCxxxxx  

181542 (2006 UM189)          Discovered 2006-Oct-19 by CSS at Catalina
Reference: 20080321/Numbers.arcLast Updated: 2008-03-26

Alternate Designations
 2006 UM189 = 1997 SE33 = 2006 UR207 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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