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135169 (2001 QQ255)
Classification: Main-belt Asteroid          SPK-ID: 2135169
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 29 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07473284945027306 4.1904e-08  
a 3.12149830280194 2.4839e-08 au
q 2.88821984007936 1.2965e-07 au
i 8.607510610996211 4.4924e-06 deg
node 294.8808440681681 3.4775e-05 deg
peri 130.7351552056113 5.159e-05 deg
M 97.74198653212176 3.8907e-05 deg
tp 2458653.582597779429
(2019-Jun-19.08259778)
0.0002153 TDB
period 2014.387795716632
5.52
2.4044e-05
6.583e-08
d
yr
n .1787143472401388 2.1332e-09 deg/d
Q 3.35477676552452 2.6695e-08 au
  Orbit Determination Parameters
   # obs. used (total)      694  
   data-arc span      8511 days (23.30 yr)  
   first obs. used      1997-12-28  
   last obs. used      2021-04-17  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .54144  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 09:20:48  

Additional Information
 Earth MOID = 1.91104 au 
 Jupiter MOID = 1.87628 au 
 T_jup = 3.194 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457651.5 (2016-Sep-20.0) TDB
Reference: JPL 29 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07435462825831324 4.1711e-08  
q 2.888210529430047 1.2871e-07 au
tp 2458657.899299335866
(2019-Jun-23.39929934)
0.00021669 TDB
node 294.9006046923654 3.4777e-05 deg
peri 131.6001584377867 5.1824e-05 deg
i 8.607970556785608 4.4925e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      694  
   data-arc span      8511 days (23.30 yr)  
   first obs. used      1997-12-28  
   last obs. used      2021-04-17  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .54144  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 09:20:48  

Additional Information
 Jupiter MOID = 1.87628 au 
 T_jup = 3.194 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.739817660396227E-15 -5.285894045047793E-15 -1.356015826387851E-12 -3.028741257650013E-16 -3.21808139003533E-13 9.641889635179072E-16
q -5.285894045047793E-15 1.6566330212288E-14 5.916159630949535E-12 -1.436188285900769E-15 1.253330049952147E-12 -2.210503961113827E-15
tp -1.356015826387851E-12 5.916159630949535E-12 4.695608448341374E-8 -4.680603294347952E-12 8.349308643119383E-9 -7.175358720021956E-12
node -3.028741257650013E-16 -1.436188285900769E-15 -4.680603294347952E-12 1.209443207227063E-9 -1.196265456753623E-9 3.575315102505682E-11
peri -3.21808139003533E-13 1.253330049952147E-12 8.349308643119383E-9 -1.196265456753623E-9 2.685736628212743E-9 -3.672667294071793E-11
i 9.641889635179072E-16 -2.210503961113827E-15 -7.175358720021956E-12 3.575315102505682E-11 -3.672667294071793E-11 2.018258140950281E-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 14.79   n/a E2021B55  

135169 (2001 QQ255)          Discovered 2001-Aug-25 by LINEAR at Socorro
Reference: 20060907/Numbers.arcLast Updated: 2006-09-10

[ show close-approach data ]
Alternate Designations
 2001 QQ255 = 1997 YL17 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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