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385054 (2012 UM41)
Classification: Main-belt Asteroid          SPK-ID: 2385054
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 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1893758384157535 5.8055e-08  
a 2.638336526407725 3.0932e-08 au
q 2.138699334696355 1.604e-07 au
i 3.07940545451686 7.9082e-06 deg
node 60.51907412653367 0.00015836 deg
peri 231.9366998448287 0.000161 deg
M 40.61277474335299 2.521e-05 deg
tp 2459023.914974024938
(2020-Jun-23.41497402)
0.00011053 TDB
period 1565.286039989839
4.29
2.7527e-05
7.536e-08
d
yr
n .2299899128994576 4.0446e-09 deg/d
Q 3.137973718119095 3.679e-08 au
  Orbit Determination Parameters
   # obs. used (total)      196  
   data-arc span      7623 days (20.87 yr)  
   first obs. used      1999-10-10  
   last obs. used      2020-08-23  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .64575  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 11:03:55  

Additional Information
 Earth MOID = 1.12227 au 
 Jupiter MOID = 2.05632 au 
 T_jup = 3.369 
[ 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 16.78   n/a E2021B25  

385054 (2012 UM41)          Discovered 2006-Feb-20 by Spacewatch at Kitt Peak
Reference: Last Updated: 2014-01-21

Alternate Designations
 2012 UM41 = 2006 DQ18 = 2008 UH157 = 2010 HT27 = 2011 KV5 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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