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181182 (2005 SF87)
Classification: Main-belt Asteroid          SPK-ID: 2181182
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06925549782015258 3.6251e-08  
a 2.87116764806104 1.6529e-08 au
q 2.672323503269456 1.0392e-07 au
i 2.2829877430855 4.1777e-06 deg
node 159.1293122393916 0.00010919 deg
peri 228.7122006810678 0.00011515 deg
M 32.66525564404077 3.5089e-05 deg
tp 2459039.261104262786
(2020-Jul-08.76110426)
0.00017322 TDB
period 1776.995199362123
4.87
1.5345e-05
4.201e-08
d
yr
n .2025891798296512 1.7495e-09 deg/d
Q 3.070011792852624 1.7674e-08 au
  Orbit Determination Parameters
   # obs. used (total)      523  
   data-arc span      9304 days (25.47 yr)  
   first obs. used      1995-10-02  
   last obs. used      2021-03-23  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .54217  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 10:09:20  

Additional Information
 Earth MOID = 1.67597 au 
 Jupiter MOID = 2.25992 au 
 T_jup = 3.293 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.26   n/a MPCxxxxx  

181182 (2005 SF87)          Discovered 2005-Sep-24 by Spacewatch at Kitt Peak
Reference: 20080321/Numbers.arcLast Updated: 2008-03-26
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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