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187494 (2006 SP290)
Classification: Main-belt Asteroid          SPK-ID: 2187494
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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1030645537592692 4.5478e-08  
a 2.293568161116895 1.3366e-08 au
q 2.057182582074914 1.0942e-07 au
i 4.788964599820202 7.1147e-06 deg
node 218.4181663088701 5.064e-05 deg
peri 275.9199047372076 6.634e-05 deg
M 292.4239323715585 3.8733e-05 deg
tp 2459438.653143684265
(2021-Aug-12.15314368)
0.00013608 TDB
period 1268.720343387532
3.47
1.109e-05
3.036e-08
d
yr
n .283750474938225 2.4803e-09 deg/d
Q 2.529953740158875 1.4743e-08 au
  Orbit Determination Parameters
   # obs. used (total)      400  
   data-arc span      7789 days (21.33 yr)  
   first obs. used      1999-10-06  
   last obs. used      2021-02-01  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .5992  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 21:55:39  

Additional Information
 Earth MOID = 1.07756 au 
 Jupiter MOID = 2.508 au 
 T_jup = 3.585 
[ 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 16.8   n/a MPO436927  

187494 (2006 SP290)          Discovered 2006-Sep-25 by Spacewatch at Kitt Peak
Reference: 20080520/Numbers.arcLast Updated: 2008-05-22

Alternate Designations
 2006 SP290 = 1999 TY276 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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