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178172 (2006 UM64)
Classification: Main-belt Asteroid          SPK-ID: 2178172
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08056375792448019 4.3624e-08  
a 3.093435294469126 3.0823e-08 au
q 2.844216522250473 1.4324e-07 au
i 9.294061756690644 5.6435e-06 deg
node 359.9159090498848 2.5977e-05 deg
peri 249.1291939441471 4.1726e-05 deg
M 351.509465814831 3.2484e-05 deg
tp 2459247.369734720197
(2021-Feb-01.86973472)
0.00017943 TDB
period 1987.28420748183
5.44
2.9702e-05
8.132e-08
d
yr
n .1811517439954756 2.7075e-09 deg/d
Q 3.34265406668778 3.3307e-08 au
  Orbit Determination Parameters
   # obs. used (total)      469  
   data-arc span      6790 days (18.59 yr)  
   first obs. used      2001-10-14  
   last obs. used      2020-05-17  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .50584  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 21:17:04  

Additional Information
 Earth MOID = 1.84688 au 
 Jupiter MOID = 1.73434 au 
 T_jup = 3.199 
[ 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 15.10   n/a E2021B55  

178172 (2006 UM64)          Discovered 2006-Oct-22 by Ries, W. at Altschwendt
Reference: 20080221/Numbers.arcLast Updated: 2008-02-22

[ show close-approach data ]
Alternate Designations
 2006 UM64 = 2004 HD71 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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