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89958 (2002 LY45)
Classification: Apollo [NEO, PHA]          SPK-ID: 2089958
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 140 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .8862698003716182 1.9954e-08  
a 1.64169722167701 2.7311e-09 au
q .1867105527506862 3.2879e-08 au
i 9.908269010159589 5.5552e-06 deg
node 188.1741310734127 3.3325e-05 deg
peri 222.9122700897746 3.274e-05 deg
M 341.9828178092159 2.3963e-06 deg
tp 2459434.952306120930
(2021-Aug-08.45230612)
5.1439e-06 TDB
period 768.3127171026596
2.10
1.9172e-06
5.249e-09
d
yr
n .4685592103142266 1.1692e-09 deg/d
Q 3.096683890603334 5.1516e-09 au
  Orbit Determination Parameters
   # obs. used (total)      909  
   data-arc span      7695 days (21.07 yr)  
   first obs. used      2000-06-14  
   last obs. used      2021-07-09  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .45385  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Aug-15 06:04:11  

Additional Information
 Earth MOID = .000611432 au 
 Jupiter MOID = 2.34424 au 
 T_jup = 3.682 
[ 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 17.14   n/a MPO637225  

89958 (2002 LY45)          Discovered 2002-Jun-14 by LINEAR at Socorro
Reference: 20040830/Numbers.arcLast Updated: 2004-09-06

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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