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180862 (2005 JM26)
Classification: Main-belt Asteroid          SPK-ID: 2180862
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08206348611959001 4.0521e-08  
a 2.279646098880912 1.0057e-08 au
q 2.092570392887821 9.0823e-08 au
i 6.526506800235365 4.1167e-06 deg
node 182.7958358683033 3.416e-05 deg
peri 241.1116017236706 4.3824e-05 deg
M 358.8988428138714 2.4923e-05 deg
tp 2459204.345443098606
(2020-Dec-20.84544310)
8.7025e-05 TDB
period 1257.186106522425
3.44
8.3191e-06
2.278e-08
d
yr
n .2863537849585507 1.8949e-09 deg/d
Q 2.466721804874003 1.0882e-08 au
  Orbit Determination Parameters
   # obs. used (total)      645  
   data-arc span      8802 days (24.10 yr)  
   first obs. used      1996-12-10  
   last obs. used      2021-01-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52559  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 11:44:19  

Additional Information
 Earth MOID = 1.11306 au 
 Jupiter MOID = 2.74881 au 
 T_jup = 3.593 
[ 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 16.5   n/a MPO280950  

180862 (2005 JM26)          Discovered 2005-May-03 by Spacewatch at Kitt Peak
Reference: 20080321/Numbers.arcLast Updated: 2008-03-26

[ show close-approach data ]
Alternate Designations
 2005 JM26 = 1999 RA81 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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