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487087 (2014 OD121)
Classification: Main-belt Asteroid          SPK-ID: 2487087
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04943400706628506 1.9996e-07  
a 3.133709448002092 7.6552e-08 au
q 2.978797633005872 6.7774e-07 au
i 10.19274280226083 1.2471e-05 deg
node 102.881028477557 5.613e-05 deg
peri 4.561067509925763 0.00011452 deg
M 220.8508910963581 9.6644e-05 deg
tp 2459783.685153387757
(2022-Jul-23.18515339)		 0.00053932 TDB
period 2026.219624696521
5.55		 7.4246e-05
2.033e-07		 d
yr
n .17767076955141 6.5103e-09 deg/d
Q 3.288621262998312 8.0336e-08 au
   Orbit Determination Parameters
   # obs. used (total)      77  
   data-arc span      5405 days (14.80 yr)  
   first obs. used      2005-12-29  
   last obs. used      2020-10-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .65205  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 02:29:11  

Additional Information
 Earth MOID = 1.99573 au 
 Jupiter MOID = 1.82382 au 
 T_jup = 3.186 
[ 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 16.4   n/a MPO446844  

487087 (2014 OD121)          Discovered 2005-Dec-29 by Spacewatch at Kitt Peak
Reference: Last Updated: 2017-03-14

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Alternate Designations
 2014 OD121 = 2005 YP154 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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