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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 ]

[ show orbit diagram ]
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 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457426.5 (2016-Feb-08.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1525435815088399 5.1886e-08  
q 2.351026101281637 1.4202e-07 au
tp 2456696.013020945524
(2014-Feb-07.51302095)
7.8875e-05 TDB
node 134.1349277079358 7.7566e-06 deg
peri 193.5779929309616 1.763e-05 deg
i 35.72096326994261 6.083e-06 deg
  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
 Jupiter MOID = 2.14797 au 
 T_jup = 3.047 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.692196246770408E-15 -7.293964263570259E-15 -9.007487528679732E-13 -8.582038703343538E-15 -2.110974053998511E-13 1.007404947324929E-14
q -7.293964263570259E-15 2.016888181044399E-14 1.825871424845004E-12 2.379230465441122E-14 4.899062656572796E-13 -2.347280463227791E-14
tp -9.007487528679732E-13 1.825871424845004E-12 6.221328424147571E-9 -7.455264002735283E-12 1.256681988297546E-9 -1.94559030801034E-11
node -8.582038703343538E-15 2.379230465441122E-14 -7.455264002735283E-12 6.016411353583014E-11 -4.971274447084776E-11 -5.441686549183122E-12
peri -2.110974053998511E-13 4.899062656572796E-13 1.256681988297546E-9 -4.971274447084776E-11 3.108320369660423E-10 4.650131263168086E-13
i 1.007404947324929E-14 -2.347280463227791E-14 -1.94559030801034E-11 -5.441686549183122E-12 4.650131263168086E-13 3.700255982333515E-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 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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