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70115 (1999 LP20)
Classification: Main-belt Asteroid          SPK-ID: 2070115
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ hide orbit diagram ]

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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1496792708881016 3.7963e-08  
a 2.372182379101584 1.1802e-08 au
q 2.017115850184057 9.0328e-08 au
i 6.782461748324077 3.5755e-06 deg
node 79.44197924600893 4.016e-05 deg
peri 208.6961445261189 4.2914e-05 deg
M 241.0126754789759 1.7226e-05 deg
tp 2459441.581394371602
(2021-Aug-15.08139437)		 6.5435e-05 TDB
period 1334.50602921759
3.65		 9.9591e-06
2.727e-08		 d
yr
n .2697627377607766 2.0132e-09 deg/d
Q 2.727248908019112 1.3569e-08 au
   Orbit Determination Parameters
   # obs. used (total)      765  
   data-arc span      7692 days (21.06 yr)  
   first obs. used      1999-05-19  
   last obs. used      2020-06-09  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .62465  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 22:02:03  

Additional Information
 Earth MOID = 1.00372 au 
 Jupiter MOID = 2.42414 au 
 T_jup = 3.519 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457187.5 (2015-Jun-14.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1504732150671346 3.7983e-08  
q 2.014711135109242 9.0439e-08 au
tp 2456772.208285444194
(2014-Apr-24.70828544)		 5.7839e-05 TDB
node 79.49446038124252 4.0177e-05 deg
peri 208.5680801649584 4.2908e-05 deg
i 6.782163426141836 3.5753e-06 deg
   Orbit Determination Parameters
   # obs. used (total)      765  
   data-arc span      7692 days (21.06 yr)  
   first obs. used      1999-05-19  
   last obs. used      2020-06-09  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .62465  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 22:02:03  

Additional Information
 Jupiter MOID = 2.42414 au 
 T_jup = 3.519 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.44270019500073E-15 -3.414188458810559E-15 8.852440311475426E-13 1.062371589315537E-14 1.98678856097756E-13 -2.527404968328561E-15
q -3.414188458810559E-15 8.179207430150477E-15 -1.975505442544795E-12 -2.489542382094648E-14 -4.319800457662731E-13 6.006574863725255E-15
tp 8.852440311475426E-13 -1.975505442544795E-12 3.345300572840468E-9 2.0294543213917E-11 8.948191876797798E-10 -4.378177647945313E-12
node 1.062371589315537E-14 -2.489542382094648E-14 2.0294543213917E-11 1.614190735607524E-9 -1.597609905865989E-9 1.855081844772549E-11
peri 1.98678856097756E-13 -4.319800457662731E-13 8.948191876797798E-10 -1.597609905865989E-9 1.841068173095677E-9 -1.955950827899297E-11
i -2.527404968328561E-15 6.006574863725255E-15 -4.378177647945313E-12 1.855081844772549E-11 -1.955950827899297E-11 1.278302092386912E-11

[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.8   n/a MPO468639  

70115 (1999 LP20)          Discovered 1999-Jun-09 by LINEAR at Socorro
Reference: 20031109/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1999 LP20 = 2000 WR160 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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