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187231 (2005 SR152)
Classification: Main-belt Asteroid          SPK-ID: 2187231
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 .1708992628831282 5.8163e-08  
a 2.720574938567953 1.7425e-08 au
q 2.255630686948378 1.5541e-07 au
i 14.41733508241738 5.5974e-06 deg
node 50.28964685865663 1.7707e-05 deg
peri 327.2887937752806 2.4046e-05 deg
M 150.929294344538 1.823e-05 deg
tp 2458513.335828735295
(2019-Jan-29.83582874)
7.9138e-05 TDB
period 1639.03967569465
4.49
1.5747e-05
4.311e-08
d
yr
n .219640808784831 2.1102e-09 deg/d
Q 3.185519190187527 2.0403e-08 au
  Orbit Determination Parameters
   # obs. used (total)      564  
   data-arc span      6985 days (19.12 yr)  
   first obs. used      2001-12-09  
   last obs. used      2021-01-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52886  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-23 22:26:51  

Additional Information
 Earth MOID = 1.27142 au 
 Jupiter MOID = 2.29383 au 
 T_jup = 3.293 
[ 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 15.71   n/a E2021B55  

187231 (2005 SR152)          Discovered 2005-Sep-25 by NEAT at Palomar
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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