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22539 (1998 FT65)
Classification: Main-belt Asteroid          SPK-ID: 2022539
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 38 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1520106833552791 3.5583e-08  
a 2.209641260698321 7.3969e-09 au
q 1.873752182689549 7.9002e-08 au
i 6.275226273636575 4.8346e-06 deg
node 355.2352677930524 3.1508e-05 deg
peri 288.5240182633769 3.5168e-05 deg
M 256.6209975489515 1.519e-05 deg
tp 2459545.017208491653
(2021-Nov-26.51720849)
5.0813e-05 TDB
period 1199.723271809702
3.28
6.0242e-06
1.649e-08
d
yr
n .3000691980051067 1.5067e-09 deg/d
Q 2.545530338707093 8.5213e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1541  
   data-arc span      11072 days (30.31 yr)  
   first obs. used      1990-11-13  
   last obs. used      2021-03-07  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .52161  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 04:07:26  

Additional Information
 Earth MOID = .867198 au 
 Jupiter MOID = 2.61862 au 
 T_jup = 3.635 
[ 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 14.88   n/a E2021B10  

22539 (1998 FT65)          Discovered 1998-Mar-20 by LINEAR at Socorro
Reference: 20010309/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1998 FT65 = 1992 PX3 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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