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487021 (2014 OD18)
Classification: Main-belt Asteroid          SPK-ID: 2487021
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1308942627446828 8.6384e-08  
a 3.154145453518476 8.6499e-08 au
q 2.741285909790682 2.5383e-07 au
i 9.731811621204439 1.8151e-05 deg
node 291.9778724373927 3.8508e-05 deg
peri 74.52544577407181 8.8501e-05 deg
M 325.3994059261451 6.9677e-05 deg
tp 2459197.153670574895
(2020-Dec-13.65367058)
0.00039545 TDB
period 2046.072424532647
5.60
8.4167e-05
2.304e-07
d
yr
n .1759468509929356 7.2377e-09 deg/d
Q 3.56700499724627 9.7821e-08 au
  Orbit Determination Parameters
   # obs. used (total)      81  
   data-arc span      6154 days (16.85 yr)  
   first obs. used      2003-07-24  
   last obs. used      2020-05-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56768  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-24 07:42:12  

Additional Information
 Earth MOID = 1.75974 au 
 Jupiter MOID = 1.98377 au 
 T_jup = 3.171 
[ 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 16.5   n/a MPO398925  

487021 (2014 OD18)          Discovered 2014-Jun-25 by Mt. Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2017-03-14
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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