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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.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .152036185932719 5.1646e-08  
a 2.775698503863029 2.4342e-08 au
q 2.35369189003654 1.4121e-07 au
i 35.687483637555 6.0835e-06 deg
node 134.0492223662832 7.7586e-06 deg
peri 194.0251821187086 1.7747e-05 deg
M 130.9575433953831 1.5387e-05 deg
tp 2458386.052356869804
(2018-Sep-24.55235687)
7.3082e-05 TDB
period 1689.10584141783
4.62
2.222e-05
6.084e-08
d
yr
n .2131305162604951 2.8036e-09 deg/d
Q 3.197705117689519 2.8043e-08 au
  Orbit Determination Parameters
   # obs. used (total)      627  
   data-arc span      7594 days (20.79 yr)  
   first obs. used      1999-06-08  
   last obs. used      2020-03-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54207  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 20:40:01  

Additional Information
 Earth MOID = 1.34667 au 
 Jupiter MOID = 2.14797 au 
 T_jup = 3.047 
[ 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 14.6   n/a MPO359382  

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

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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 22 CATAB v2.0f-lin.ifort 2020-Nov-12 20:40:03 2020-Nov-12 20:40

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