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266753 (2009 SL76)
Classification: Main-belt Asteroid          SPK-ID: 2266753
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1345604347581619 9.6465e-08  
a 3.10144202943229 5.4404e-08 au
q 2.684110641574645 3.2461e-07 au
i 5.863232725033857 9.9096e-06 deg
node 139.8003938096224 6.8034e-05 deg
peri 251.7779731466562 7.753e-05 deg
M 336.9315704212066 4.3213e-05 deg
tp 2459128.337850082931
(2020-Oct-05.83785008)
0.00024121 TDB
period 1995.004725946423
5.46
5.2493e-05
1.437e-07
d
yr
n .1804507003507058 4.748e-09 deg/d
Q 3.518773417289935 6.1724e-08 au
  Orbit Determination Parameters
   # obs. used (total)      118  
   data-arc span      5789 days (15.85 yr)  
   first obs. used      2003-08-31  
   last obs. used      2019-07-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60469  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 04:36:51  

Additional Information
 Earth MOID = 1.69694 au 
 Jupiter MOID = 1.9493 au 
 T_jup = 3.200 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456879.5 (2014-Aug-10.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1373344537858533 9.8832e-08  
q 2.676190185054606 3.3424e-07 au
tp 2457114.171195829907
(2015-Apr-01.67119583)
0.00020633 TDB
node 140.3033503354999 6.7976e-05 deg
peri 248.594462253805 7.6637e-05 deg
i 5.865658144621897 9.9229e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      118  
   data-arc span      5789 days (15.85 yr)  
   first obs. used      2003-08-31  
   last obs. used      2019-07-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60469  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 04:36:51  

Additional Information
 Jupiter MOID = 1.9493 au 
 T_jup = 3.200 
Orbit Covariance (6×6)
  e q tp node peri i
e 9.767755894380443E-15 -3.278164418988323E-14 -1.051899136300278E-11 3.154486842363465E-14 -1.412984849219613E-12 -5.094852418900968E-15
q -3.278164418988323E-14 1.11717756383248E-13 3.658873660647689E-11 -1.039767274711199E-13 4.930876895752913E-12 2.122777422903974E-14
tp -1.051899136300278E-11 3.658873660647689E-11 4.257220461214225E-8 1.92445039894024E-11 7.289185424151992E-9 2.735840013955521E-11
node 3.154486842363465E-14 -1.039767274711199E-13 1.92445039894024E-11 4.620781206285968E-9 -4.589790434043952E-9 7.245135100254324E-11
peri -1.412984849219613E-12 4.930876895752913E-12 7.289185424151992E-9 -4.589790434043952E-9 5.873233976992219E-9 -6.75639947137436E-11
i -5.094852418900968E-15 2.122777422903974E-14 2.735840013955521E-11 7.245135100254324E-11 -6.75639947137436E-11 9.846353709336969E-11

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 16.3   n/a MPO460147  
diameter diameter 2.706 km 0.960 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.066   0.056 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

266753 (2009 SL76)          Discovered 2009-Sep-17 by Spacewatch at Kitt Peak
Reference: 20110218/Numbers.arcLast Updated: 2011-02-22

[ show close-approach data ]
Alternate Designations
 2009 SL76 = 2006 CY66 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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