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136143 (2003 SQ251)
Classification: Main-belt Asteroid          SPK-ID: 2136143
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 28 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1451897226652826 2.965e-08  
a 2.299492770994865 7.1226e-09 au
q 1.965630053303298 7.0336e-08 au
i 4.193245024450996 3.1149e-06 deg
node 225.6946583581336 4.9975e-05 deg
peri 184.9371379947164 5.1701e-05 deg
M 325.1872929866327 1.3561e-05 deg
tp 2459323.663435365022
(2021-Apr-19.16343537)
4.8196e-05 TDB
period 1273.639441896395
3.49
5.9176e-06
1.62e-08
d
yr
n .2826545631030202 1.3133e-09 deg/d
Q 2.633355488686431 8.1567e-09 au
  Orbit Determination Parameters
   # obs. used (total)      815  
   data-arc span      8834 days (24.19 yr)  
   first obs. used      1996-11-05  
   last obs. used      2021-01-12  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .55101  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 18:16:08  

Additional Information
 Earth MOID = .975313 au 
 Jupiter MOID = 2.71646 au 
 T_jup = 3.575 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457605.5 (2016-Aug-05.0) TDB
Reference: JPL 28 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1466757789098522 2.9755e-08  
q 1.961934845089538 7.0673e-08 au
tp 2458048.918073038552
(2017-Oct-22.41807304)
4.5419e-05 TDB
node 225.7678853277029 4.9902e-05 deg
peri 184.7022372485778 5.1583e-05 deg
i 4.196697465767099 3.1178e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      815  
   data-arc span      8834 days (24.19 yr)  
   first obs. used      1996-11-05  
   last obs. used      2021-01-12  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .55101  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 18:16:08  

Additional Information
 Jupiter MOID = 2.71646 au 
 T_jup = 3.575 
Orbit Covariance (6×6)
  e q tp node peri i
e 8.853478205591931E-16 -2.095895002656159E-15 -1.812168677071621E-13 9.52424451831747E-15 -3.061325437922778E-14 -5.102285331053426E-16
q -2.095895002656159E-15 4.994674979305693E-15 4.942579778451073E-13 -2.168278062431201E-14 8.677964943295542E-14 1.370439588678356E-15
tp -1.812168677071621E-13 4.942579778451073E-13 2.062868432282583E-9 -1.188625921279224E-12 6.051217138712061E-10 2.839560372848109E-12
node 9.52424451831747E-15 -2.168278062431201E-14 -1.188625921279224E-12 2.490240508965074E-9 -2.483284352972149E-9 -1.907535925434026E-11
peri -3.061325437922778E-14 8.677964943295542E-14 6.051217138712061E-10 -2.483284352972149E-9 2.66079992325593E-9 1.983850964283686E-11
i -5.102285331053426E-16 1.370439588678356E-15 2.839560372848109E-12 -1.907535925434026E-11 1.983850964283686E-11 9.720386849193825E-12

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 16.34   n/a E2021B55  

136143 (2003 SQ251)          Discovered 2003-Sep-26 by LINEAR at Socorro
Reference: 20060907/Numbers.arcLast Updated: 2006-09-10

[ show close-approach data ]
Alternate Designations
 2003 SQ251 = 2001 DP103 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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