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187894 (2000 SF142)
Classification: Main-belt Asteroid          SPK-ID: 2187894
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1612612727636618 4.8592e-08  
a 2.777211261063646 2.078e-08 au
q 2.329354638370948 1.3616e-07 au
i 9.297934044507857 5.5032e-06 deg
node 211.5730595804236 2.8236e-05 deg
peri 188.0648816104815 3.207e-05 deg
M 115.8734304333885 1.609e-05 deg
tp 2458656.381907491363
(2019-Jun-21.88190749)
7.2594e-05 TDB
period 1690.486874950294
4.63
1.8973e-05
5.195e-08
d
yr
n .2129564005107021 2.3901e-09 deg/d
Q 3.225067883756344 2.4131e-08 au
  Orbit Determination Parameters
   # obs. used (total)      501  
   data-arc span      7478 days (20.47 yr)  
   first obs. used      2000-09-23  
   last obs. used      2021-03-15  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .55452  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 21:57:15  

Additional Information
 Earth MOID = 1.33638 au 
 Jupiter MOID = 2.19599 au 
 T_jup = 3.297 
[ 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 15.62   n/a E2021B55  

187894 (2000 SF142)          Discovered 2000-Sep-23 by LINEAR at Socorro
Reference: 20080618/Numbers.arcLast Updated: 2008-06-20

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