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187262 (2005 SW281)
Classification: Main-belt Asteroid          SPK-ID: 2187262
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 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .02420324560771098 5.6249e-08  
a 2.833471467444545 2.413e-08 au
q 2.764892261595544 1.6429e-07 au
i .9265443907269773 4.904e-06 deg
node 281.8101648531475 0.00035012 deg
peri 224.7416793511436 0.00036394 deg
M 301.0117507023798 0.00010213 deg
tp 2459485.956343650432
(2021-Sep-28.45634365)
0.00049556 TDB
period 1742.11448784769
4.77
2.2254e-05
6.093e-08
d
yr
n .2066454314634425 2.6397e-09 deg/d
Q 2.902050673293547 2.4714e-08 au
  Orbit Determination Parameters
   # obs. used (total)      308  
   data-arc span      9252 days (25.33 yr)  
   first obs. used      1995-09-20  
   last obs. used      2021-01-18  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .5862  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 21:54:40  

Additional Information
 Earth MOID = 1.77565 au 
 Jupiter MOID = 2.074 au 
 T_jup = 3.312 
[ 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 16.2   n/a MPO459846  

187262 (2005 SW281)          Discovered 2005-Sep-26 by Spacewatch at Kitt Peak
Reference: 20080520/Numbers.arcLast Updated: 2008-05-22
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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