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216738 (2005 JA90)
Classification: Main-belt Asteroid          SPK-ID: 2216738
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 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1867986222791942 5.6489e-08  
a 2.460162708099926 1.6337e-08 au
q 2.000607703644209 1.4262e-07 au
i 3.007107028666725 5.779e-06 deg
node 198.2641258559426 0.00011033 deg
peri 115.8648246676153 0.0001112 deg
M 307.3633744297185 1.6652e-05 deg
tp 2459406.577089680553
(2021-Jul-11.07708968)
6.5989e-05 TDB
period 1409.432148836025
3.86
1.4039e-05
3.844e-08
d
yr
n .2554220153820848 2.5442e-09 deg/d
Q 2.919717712555644 1.9389e-08 au
  Orbit Determination Parameters
   # obs. used (total)      223  
   data-arc span      7865 days (21.53 yr)  
   first obs. used      1998-10-16  
   last obs. used      2020-04-28  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .55074  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 23:56:05  

Additional Information
 Earth MOID = .987077 au 
 Jupiter MOID = 2.37035 au 
 T_jup = 3.464 
[ 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 16.90   n/a E2021B55  

216738 (2005 JA90)          Discovered 2005-May-11 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20090707/Numbers.arcLast Updated: 2009-07-09
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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