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JPL Small-Body Database Browser
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266755 (2009 SK84)
Classification: Main-belt Asteroid          SPK-ID: 2266755
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1573774966107739 5.7173e-08  
a 3.1315627829561 4.3426e-08 au
q 2.638725271695001 1.9307e-07 au
i 1.994069124512415 6.8965e-06 deg
node 141.7810213596366 0.00022153 deg
peri 159.7410736755489 0.00022318 deg
M 303.7967091572371 2.7691e-05 deg
tp 2458916.508930459985
(2020-Mar-08.00893046)
0.00015684 TDB
period 2024.137968786638
5.54
4.2103e-05
1.153e-07
d
yr
n .1778534890167594 3.6995e-09 deg/d
Q 3.6244002942172 5.026e-08 au
  Orbit Determination Parameters
   # obs. used (total)      146  
   data-arc span      7567 days (20.72 yr)  
   first obs. used      1998-09-13  
   last obs. used      2019-06-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .586  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 04:36:51  

Additional Information
 Earth MOID = 1.62261 au 
 Jupiter MOID = 1.60462 au 
 T_jup = 3.193 
[ 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 16.1   n/a MPO437228  

266755 (2009 SK84)          Discovered 2005-Dec-25 by Spacewatch at Kitt Peak
Reference: 20110218/Numbers.arcLast Updated: 2011-02-22

[ show close-approach data ]
Alternate Designations
 2009 SK84 = 2005 YZ105 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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