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22550 Jonsellon (1998 FK106)
Classification: Main-belt Asteroid          SPK-ID: 2022550
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 31 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1280955237217725 2.7119e-08  
a 2.331783806162877 7.4386e-09 au
q 2.033092738306495 6.2251e-08 au
i 6.926657894575121 2.752e-06 deg
node 226.0564228670767 2.9483e-05 deg
peri 45.29310193219904 3.2804e-05 deg
M 68.84294146532089 1.3605e-05 deg
tp 2458951.793138447550
(2020-Apr-12.29313845)
4.9382e-05 TDB
period 1300.561368429967
3.56
6.2234e-06
1.704e-08
d
yr
n .2768035470979665 1.3245e-09 deg/d
Q 2.630474874019259 8.3915e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1997  
   data-arc span      10872 days (29.77 yr)  
   first obs. used      1991-05-08  
   last obs. used      2021-02-11  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .4637  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 04:07:32  

Additional Information
 Earth MOID = 1.02231 au 
 Jupiter MOID = 2.45064 au 
 T_jup = 3.550 
[ 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  
rotation period rot_per 2.80 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Stephens, R.D.; French, L.M.; James, D.; Rohl, D.; Warner, B.D. (2017) Minor Planet Bull. 44, 42-49.]
[Pal, A.; Szakats, R.; Kiss, C.; Bodi, A.; et al. (2019) Ap. J. Supl. Ser. 247, id.26.]

22550 Jonsellon           Discovered 1998 Mar. 31 by the Lincoln Laboratory Near-Earth Asteroid Research Team at Socorro.
Jonathan Blake Sellon (b. 1987) is a finalist in the 2006 Intel Science Talent Search (STS), a science competition for high school seniors, for his medicine and health project. He attends the Staples High School, Westport, Connecticut.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20060314/MPCPages.arcLast Updated: 2006-03-23

[ show close-approach data ]
Alternate Designations
 1998 FK106 = 1991 JQ1 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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