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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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1453444159926794 2.9773e-08  
a 2.300511194437422 7.1949e-09 au
q 1.966144738397294 7.0614e-08 au
i 4.19299631575506 3.1273e-06 deg
node 225.7164780281487 5.0329e-05 deg
peri 184.7591460517955 5.2046e-05 deg
M 268.835705089189 1.3493e-05 deg
tp 2459323.243295955462
(2021-Apr-18.74329596)
4.8341e-05 TDB
period 1274.485659738132
3.49
5.979e-06
1.637e-08
d
yr
n .2824668894854173 1.3251e-09 deg/d
Q 2.63487765047755 8.2407e-09 au
  Orbit Determination Parameters
   # obs. used (total)      793  
   data-arc span      8760 days (23.98 yr)  
   first obs. used      1996-11-05  
   last obs. used      2020-10-30  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55488  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 15:55:18  

Additional Information
 Earth MOID = .976645 au 
 Jupiter MOID = 2.71517 au 
 T_jup = 3.574 
[ 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 16.2   n/a MPO436669  

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

[ hide close-approach data ]
Close-Approach Data   ...sorted by Date/Time (TDB)
Date/Time (TDB) Time Uncertainty
(days_HH:MM)
Body Nominal Distance (au) Minimum Distance (au) Maximum Distance (au) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified
2013-Jun-18 19:44 < 00:01 Iris 0.049452162510221 0.0494510526387291 0.0494532723817866 2.36597049838315 2.36597044924957 2456462.322393766 0.740677326536736 55.5261657389895 43.1955070785897 -8.62882443003942 134000.380521512 T 25 CATAB v2.0f-lin.ifort 2020-Nov-12 15:55:20 2020-Nov-12 15:55

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