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101752 (1999 FQ18)
Classification: Main-belt Asteroid          SPK-ID: 2101752
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2089343196133803 4.5815e-08  
a 2.762387657031684 1.3726e-08 au
q 2.185230071401369 1.3155e-07 au
i 8.822318305142087 4.2873e-06 deg
node 11.31508260582072 2.1844e-05 deg
peri 152.2636731658267 2.3484e-05 deg
M 278.3945108757899 1.0222e-05 deg
tp 2459580.638831593259
(2022-Jan-01.13883159)
4.9019e-05 TDB
period 1676.970272983436
4.59
1.2499e-05
3.422e-08
d
yr
n .2146728572352909 1.6001e-09 deg/d
Q 3.339545242661999 1.6594e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1335  
   data-arc span      8057 days (22.06 yr)  
   first obs. used      1999-02-11  
   last obs. used      2021-03-04  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .54715  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 15:38:24  

Additional Information
 Earth MOID = 1.19635 au 
 Jupiter MOID = 1.64244 au 
 T_jup = 3.292 
[ 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 14.39   n/a E2021B55  

101752 (1999 FQ18)          Discovered 1999-Mar-22 by LONEOS at Anderson Mesa
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

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Alternate Designations
 1999 FQ18 = 2001 SJ18 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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