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487458 (2014 SP90)
Classification: Outer Main-belt Asteroid          SPK-ID: 2487458
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 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0303857309235644 1.0114e-07  
a 3.245188183641724 8.382e-08 au
q 3.146580768697256 2.9006e-07 au
i 8.686207894007088 9.4672e-06 deg
node 351.9859237680376 4.7098e-05 deg
peri 190.6090249158616 0.00013454 deg
M 169.6743941219497 0.00012943 deg
tp 2457994.096676921661
(2017-Aug-28.59667692)
0.00075934 TDB
period 2135.296832401259
5.85
8.2729e-05
2.265e-07
d
yr
n .168594826975489 6.532e-09 deg/d
Q 3.343795598586193 8.6367e-08 au
  Orbit Determination Parameters
   # obs. used (total)      86  
   data-arc span      6136 days (16.80 yr)  
   first obs. used      2002-11-05  
   last obs. used      2019-08-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .71849  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 08:19:17  

Additional Information
 Earth MOID = 2.1497 au 
 Jupiter MOID = 1.62619 au 
 T_jup = 3.164 
[ 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 16.1   n/a MPO450509  

487458 (2014 SP90)          Discovered 2011-Jan-15 by Mt. Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2017-03-14

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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