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91399 (1999 LO35)
Classification: Main-belt Asteroid          SPK-ID: 2091399
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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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 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1521017621120441 5.1128e-08  
a 2.775705617411136 2.3461e-08 au
q 2.353515901898603 1.4044e-07 au
i 35.68900887655447 6.0606e-06 deg
node 134.0486581293009 7.4582e-06 deg
peri 194.0703153173461 1.6762e-05 deg
M 173.5214819021493 1.496e-05 deg
tp 2458386.340901634912
(2018-Sep-24.84090164)		 7.0471e-05 TDB
period 1689.112334671694
4.62		 2.1415e-05
5.863e-08		 d
yr
n .2131296969481735 2.7022e-09 deg/d
Q 3.197895332923669 2.703e-08 au
   Orbit Determination Parameters
   # obs. used (total)      661  
   data-arc span      7895 days (21.62 yr)  
   first obs. used      1999-06-08  
   last obs. used      2021-01-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5374  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 07:57:25  

Additional Information
 Earth MOID = 1.34456 au 
 Jupiter MOID = 2.14804 au 
 T_jup = 3.047 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457555.5 (2016-Jun-16.0) TDB
Reference: JPL 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1521958777981499 5.1327e-08  
q 2.352728706594492 1.4116e-07 au
tp 2458384.397468574430
(2018-Sep-22.89746857)		 7.0228e-05 TDB
node 134.1328527848092 7.4582e-06 deg
peri 193.6185761153096 1.67e-05 deg
i 35.71118489901362 6.0588e-06 deg
   Orbit Determination Parameters
   # obs. used (total)      661  
   data-arc span      7895 days (21.62 yr)  
   first obs. used      1999-06-08  
   last obs. used      2021-01-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5374  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 07:57:25  

Additional Information
 Jupiter MOID = 2.14804 au 
 T_jup = 3.047 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.634476992499622E-15 -7.175343291035055E-15 -5.802286081094978E-13 -5.839985085769216E-15 -1.747163472614871E-13 8.808206270336935E-15
q -7.175343291035055E-15 1.992536484384064E-14 1.493817611830685E-12 1.720148219572921E-14 4.187540563054258E-13 -2.114781362430074E-14
tp -5.802286081094978E-13 1.493817611830685E-12 4.931923998246911E-9 -5.891909325506046E-12 1.055162511033338E-9 -1.33238807035115E-11
node -5.839985085769216E-15 1.720148219572921E-14 -5.891909325506046E-12 5.562474779907346E-11 -4.589466839915424E-11 -4.377941238777965E-12
peri -1.747163472614871E-13 4.187540563054258E-13 1.055162511033338E-9 -4.589466839915424E-11 2.789029980622921E-10 1.215067939079663E-13
i 8.808206270336935E-15 -2.114781362430074E-14 -1.33238807035115E-11 -4.377941238777965E-12 1.215067939079663E-13 3.670877582859704E-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 14.62   n/a E2021B10  

91399 (1999 LO35)          Discovered 1999-Jun-08 by CSS at Catalina
Reference: 20041028/Numbers.arcLast Updated: 2004-10-29

[ show close-approach data ]
Alternate Designations
 1999 LO35 = 2003 FL4 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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