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172151 (2002 LL43)
Classification: Main-belt Asteroid          SPK-ID: 2172151
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 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1542152783043023 9.0327e-08  
a 2.641488698934084 2.4929e-08 au
q 2.234130784090295 2.4492e-07 au
i 13.85884686480663 7.245e-06 deg
node 248.9409858007574 4.0204e-05 deg
peri 104.9311093948052 4.9806e-05 deg
M 21.69340965634179 2.9266e-05 deg
tp 2458906.007600136279
(2020-Feb-26.50760014)
0.00012696 TDB
period 1568.092083716996
4.29
2.2198e-05
6.077e-08
d
yr
n .2295783543187453 3.25e-09 deg/d
Q 3.048846613777873 2.8774e-08 au
  Orbit Determination Parameters
   # obs. used (total)      359  
   data-arc span      7152 days (19.58 yr)  
   first obs. used      1998-08-27  
   last obs. used      2018-03-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56153  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Apr-05 15:45:56  

Additional Information
 Earth MOID = 1.27793 au 
 Jupiter MOID = 2.52272 au 
 T_jup = 3.337 
[ 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 15.4   n/a MPO348416  

172151 (2002 LL43)          Discovered 2002-Jun-10 by LINEAR at Socorro
Reference: 20071224/Numbers.arcLast Updated: 2007-12-22

[ 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
1926-Mar-05 02:33 00:02 Amphi 0.0215399771921924 0.0215133099713166 0.0215666506784699 6.31288551642084 6.31288547414426 2424579.606313230 2.09735771949527 1450.47249170811 47.3734950323586 23.5632113192837 27259.991161406 T 14 CATAB v2.0e-lin.ifort 2018-Apr-05 15:46:03 2018-Dec-17 19:24

Alternate Designations
 2002 LL43 = 1998 QS110 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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