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180875 (2005 JR84)
Classification: Main-belt Asteroid          SPK-ID: 2180875
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 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1033747547104037 4.0717e-08  
a 2.219765028396403 1.1909e-08 au
q 1.990297363071193 9.3246e-08 au
i 6.760677665554337 3.8134e-06 deg
node 82.72956402158927 3.7977e-05 deg
peri 126.5327168229026 4.3155e-05 deg
M 264.6086917158324 2.209e-05 deg
tp 2459520.584938244918
(2021-Nov-02.08493824)
7.5552e-05 TDB
period 1207.977748086886
3.31
9.7212e-06
2.662e-08
d
yr
n .298018734674661 2.3983e-09 deg/d
Q 2.449232693721613 1.314e-08 au
  Orbit Determination Parameters
   # obs. used (total)      451  
   data-arc span      6342 days (17.36 yr)  
   first obs. used      2003-10-29  
   last obs. used      2021-03-10  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .46453  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 21:28:19  

Additional Information
 Earth MOID = .991278 au 
 Jupiter MOID = 2.52475 au 
 T_jup = 3.634 
[ 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 16.7   n/a MPO436894  

180875 (2005 JR84)          Discovered 2005-May-08 by CSS at Catalina
Reference: 20080321/Numbers.arcLast Updated: 2008-03-26
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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