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135266 (2001 SK77)
Classification: Main-belt Asteroid          SPK-ID: 2135266
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 30 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1268400400206829 5.259e-08  
a 3.192564485667205 2.1636e-08 au
q 2.787619478536566 1.6838e-07 au
i 4.128774231915967 4.1667e-06 deg
node 285.6768182489853 7.2463e-05 deg
peri 77.19499051302537 7.3976e-05 deg
M 176.2239674681304 1.6881e-05 deg
tp 2458376.569878278702
(2018-Sep-15.06987828)
9.3401e-05 TDB
period 2083.569273209501
5.70
2.1181e-05
5.799e-08
d
yr
n .172780432418962 1.7564e-09 deg/d
Q 3.597509492797844 2.4381e-08 au
  Orbit Determination Parameters
   # obs. used (total)      894  
   data-arc span      7198 days (19.71 yr)  
   first obs. used      2001-08-28  
   last obs. used      2021-05-13  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .51588  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-09 01:15:24  

Additional Information
 Earth MOID = 1.78801 au 
 Jupiter MOID = 1.89258 au 
 T_jup = 3.180 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457265.5 (2015-Aug-31.0) TDB
Reference: JPL 30 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1236323655845737 5.2239e-08  
q 2.802252491929261 1.6618e-07 au
tp 2456287.762702512358
(2012-Dec-26.26270251)
9.1287e-05 TDB
node 285.8556923861367 7.2372e-05 deg
peri 76.61960782847396 7.3985e-05 deg
i 4.12843558259482 4.1702e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      894  
   data-arc span      7198 days (19.71 yr)  
   first obs. used      2001-08-28  
   last obs. used      2021-05-13  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .51588  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-09 01:15:24  

Additional Information
 Jupiter MOID = 1.89258 au 
 T_jup = 3.180 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.728885488216587E-15 -8.624788141583771E-15 -4.489133406730257E-13 4.522859052598003E-15 -1.492953795805744E-13 -1.660398520082136E-16
q -8.624788141583771E-15 2.761711264866016E-14 1.631265068906562E-12 -2.416976098240264E-14 5.428263487426376E-13 7.172009377274405E-16
tp -4.489133406730257E-13 1.631265068906562E-12 8.333371648722098E-9 1.833283652764856E-11 1.432838263343577E-9 -1.0532015937512E-13
node 4.522859052598003E-15 -2.416976098240264E-14 1.833283652764856E-11 5.237676426702046E-9 -5.22282131248237E-9 9.133511254177837E-11
peri -1.492953795805744E-13 5.428263487426376E-13 1.432838263343577E-9 -5.22282131248237E-9 5.473820081421707E-9 -9.102504189176988E-11
i -1.660398520082136E-16 7.172009377274405E-16 -1.0532015937512E-13 9.133511254177837E-11 -9.102504189176988E-11 1.739092521556862E-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 14.52   n/a MPCxxxxx  
diameter diameter 7.605 km 0.423 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.058   0.009 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

135266 (2001 SK77)          Discovered 2001-Sep-17 by LINEAR at Socorro
Reference: 20060907/Numbers.arcLast Updated: 2006-09-10

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