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180905 (2005 JU181)
Classification: Main-belt Asteroid          SPK-ID: 2180905
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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .03844172357533168 3.9698e-08  
a 2.310813446754526 1.1801e-08 au
q 2.221981795000229 8.6786e-08 au
i 2.359299060834698 3.9018e-06 deg
node 239.3848365765209 0.00011091 deg
peri 2.00466394422187 0.00013068 deg
M 136.719543515036 6.8723e-05 deg
tp 2458713.225308871564
(2019-Aug-17.72530887)
0.00024592 TDB
period 1283.056425557367
3.51
9.8288e-06
2.691e-08
d
yr
n .2805800219141678 2.1494e-09 deg/d
Q 2.399645098508822 1.2255e-08 au
  Orbit Determination Parameters
   # obs. used (total)      396  
   data-arc span      7694 days (21.07 yr)  
   first obs. used      1999-10-13  
   last obs. used      2020-11-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56244  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-18 05:11:21  

Additional Information
 Earth MOID = 1.2074 au 
 Jupiter MOID = 2.58165 au 
 T_jup = 3.582 
[ 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 17.16   n/a E2021B55  

180905 (2005 JU181)          Discovered 2005-May-01 by NEAT at Palomar
Reference: 20080321/Numbers.arcLast Updated: 2008-03-26

Alternate Designations
 2005 JU181 = 2006 SH168 = 2008 AL80 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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