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187495 (2006 SN293)
Classification: Main-belt Asteroid          SPK-ID: 2187495
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 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .103774304202819 4.3336e-08  
a 2.234796233593578 1.2267e-08 au
q 2.002881809417324 9.7428e-08 au
i 3.00568796694887 6.0124e-06 deg
node 222.4810398310091 8.9546e-05 deg
peri 258.3617924377987 9.3881e-05 deg
M 348.2197530443331 2.7294e-05 deg
tp 2459240.430726987529
(2021-Jan-25.93072699)
9.2495e-05 TDB
period 1220.268282117398
3.34
1.0047e-05
2.751e-08
d
yr
n .2950170919589348 2.429e-09 deg/d
Q 2.466710657769832 1.354e-08 au
  Orbit Determination Parameters
   # obs. used (total)      234  
   data-arc span      6260 days (17.14 yr)  
   first obs. used      2003-12-21  
   last obs. used      2021-02-09  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .52065  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 21:55:39  

Additional Information
 Earth MOID = 1.02125 au 
 Jupiter MOID = 2.59265 au 
 T_jup = 3.630 
[ 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 17.8   n/a MPO446113  

187495 (2006 SN293)          Discovered 2006-Sep-25 by Spacewatch at Kitt Peak
Reference: 20080520/Numbers.arcLast Updated: 2008-05-22

[ show close-approach data ]
Alternate Designations
 2006 SN293 = 2008 EF21 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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