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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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1520361860584431 5.1625e-08  
a 2.7756985043854 2.4291e-08 au
q 2.353691890130519 1.4119e-07 au
i 35.68748357615208 6.0829e-06 deg
node 134.0492227895295 7.743e-06 deg
peri 194.0251813514988 1.7693e-05 deg
M 130.957543675827 1.5363e-05 deg
tp 2458386.052355380519
(2018-Sep-24.55235538)		 7.2938e-05 TDB
period 1689.10584189465
4.62		 2.2173e-05
6.071e-08		 d
yr
n .2131305162003302 2.7977e-09 deg/d
Q 3.197705118640282 2.7984e-08 au
   Orbit Determination Parameters
   # obs. used (total)      631  
   data-arc span      7830 days (21.44 yr)  
   first obs. used      1999-06-08  
   last obs. used      2020-11-14  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54195  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-17 22:19:18  

Additional Information
 Earth MOID = 1.34667 au 
 Jupiter MOID = 2.14797 au 
 T_jup = 3.047 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457434.5 (2016-Feb-16.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1525242222800327 5.1862e-08  
q 2.351122530350101 1.4198e-07 au
tp 2456696.006363983441
(2014-Feb-07.50636398)		 7.8665e-05 TDB
node 134.1349741159486 7.741e-06 deg
peri 193.5807428375068 1.758e-05 deg
i 35.7205664858464 6.0823e-06 deg
   Orbit Determination Parameters
   # obs. used (total)      631  
   data-arc span      7830 days (21.44 yr)  
   first obs. used      1999-06-08  
   last obs. used      2020-11-14  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54195  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-17 22:19:18  

Additional Information
 Jupiter MOID = 2.14797 au 
 T_jup = 3.047 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.689671186569893E-15 -7.289008679828584E-15 -8.922832201476842E-13 -8.41764797698731E-15 -2.093614861049696E-13 1.001056507637734E-14
q -7.289008679828584E-15 2.015913913829853E-14 1.810334702548677E-12 2.339277285280203E-14 4.868130322138937E-13 -2.334759077080195E-14
tp -8.922832201476842E-13 1.810334702548677E-12 6.188149955963554E-9 -7.417552855436806E-12 1.249326036385238E-9 -1.931640329564104E-11
node -8.41764797698731E-15 2.339277285280203E-14 -7.417552855436806E-12 5.992353765603449E-11 -4.950717697194322E-11 -5.401802141062862E-12
peri -2.093614861049696E-13 4.868130322138937E-13 1.249326036385238E-9 -4.950717697194322E-11 3.090423200246695E-10 4.618927388444759E-13
i 1.001056507637734E-14 -2.334759077080195E-14 -1.931640329564104E-11 -5.401802141062862E-12 4.618927388444759E-13 3.699456359676252E-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 14.6   n/a MPO359382  

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

[ 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
2175-Aug-31 17:57 00:07 Iris 0.0289656114221423 0.0289017963932303 0.0290295279285331 13.7435930570659 13.7435930426252 2515705.247966782 6.78374816451406 4177.70407934201 67.4381033445922 40.3405946018411 41597.9245286129 T 23 CATAB v2.0f-lin.ifort 2020-Dec-17 22:19:20 2020-Dec-17 22:19

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