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187214 (2005 SD111)
Classification: Outer Main-belt Asteroid          SPK-ID: 2187214
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 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1433244265036832 5.8443e-08  
a 3.217499845189926 3.7379e-08 au
q 2.75635352510239 1.8742e-07 au
i 4.321600228679142 7.1873e-06 deg
node 12.24881424946255 7.3354e-05 deg
peri 69.9367982325028 7.8048e-05 deg
M 180.2576719595173 3.0161e-05 deg
tp 2460253.004813100910
(2023-Nov-04.50481310)
0.00018956 TDB
period 2108.027290216188
5.77
3.6735e-05
1.006e-07
d
yr
n .1707757777476782 2.976e-09 deg/d
Q 3.678646165277462 4.2737e-08 au
  Orbit Determination Parameters
   # obs. used (total)      302  
   data-arc span      7579 days (20.75 yr)  
   first obs. used      1999-10-14  
   last obs. used      2020-07-14  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59073  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 07:53:28  

Additional Information
 Earth MOID = 1.77568 au 
 Jupiter MOID = 1.5829 au 
 T_jup = 3.169 
[ 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 15.72   n/a E2021B55  

187214 (2005 SD111)          Discovered 2005-Sep-26 by Spacewatch at Kitt Peak
Reference: 20080520/Numbers.arcLast Updated: 2008-05-22

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