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180868 (2005 JP42)
Classification: Main-belt Asteroid          SPK-ID: 2180868
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 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .03155360004159518 3.3657e-08  
a 2.240892104475507 1.1024e-08 au
q 2.170183891274518 7.3662e-08 au
i 2.942137666013549 4.1008e-06 deg
node 102.9067496939889 8.439e-05 deg
peri 142.0760689860287 0.00011388 deg
M 220.1398819113436 7.7429e-05 deg
tp 2459676.515655531963
(2022-Apr-07.01565553)
0.00026399 TDB
period 1225.264488071425
3.35
9.0417e-06
2.475e-08
d
yr
n .2938141140176538 2.1682e-09 deg/d
Q 2.311600317676495 1.1372e-08 au
  Orbit Determination Parameters
   # obs. used (total)      374  
   data-arc span      8336 days (22.82 yr)  
   first obs. used      1998-03-24  
   last obs. used      2021-01-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54048  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 11:44:19  

Additional Information
 Earth MOID = 1.15544 au 
 Jupiter MOID = 2.66609 au 
 T_jup = 3.632 
[ 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 17.0   n/a MPO436894  

180868 (2005 JP42)          Discovered 2005-May-08 by LONEOS at Anderson Mesa
Reference: 20080321/Numbers.arcLast Updated: 2008-03-26
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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