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22621 Larrybartel (1998 KO28)
Classification: Main-belt Asteroid          SPK-ID: 2022621
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 28 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07075443052445347 3.0478e-08  
a 2.710151118152893 1.4179e-08 au
q 2.518395919152774 8.4751e-08 au
i 4.962875612976251 3.4045e-06 deg
node 78.75527559769228 5.0198e-05 deg
peri 220.2940283758656 5.9832e-05 deg
M 324.4525857912344 3.3592e-05 deg
tp 2459361.414137808645
(2021-May-26.91413781)
0.00015223 TDB
period 1629.628790181525
4.46
1.2789e-05
3.501e-08
d
yr
n .2209092047029308 1.7336e-09 deg/d
Q 2.901906317153012 1.5182e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1049  
   data-arc span      8530 days (23.35 yr)  
   first obs. used      1997-02-02  
   last obs. used      2020-06-11  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .54732  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 04:08:21  

Additional Information
 Earth MOID = 1.50306 au 
 Jupiter MOID = 2.22837 au 
 T_jup = 3.354 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.95   n/a E2021B10  

22621 Larrybartel           Discovered 1998 May 22 by the Lincoln Laboratory Near-Earth Asteroid Research Team at Socorro.
Larry Bartel mentored a finalist in the 2006 Intel Science Talent Search (STS), a science competition for high school seniors. He teaches at the William J. Palmer High School, Colorado Springs, Colorado.
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

Alternate Designations
 1998 KO28 = 1999 SJ6 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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