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JPL Small-Body Database Browser
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168221 Donjennings (2006 JO60)
Classification: Main-belt Asteroid          SPK-ID: 2168221
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1888890348136984 5.16e-08  
a 2.770166310375237 2.9577e-08 au
q 2.246912269735034 1.4853e-07 au
i 3.637162973588405 7.295e-06 deg
node 53.14732514627674 8.9682e-05 deg
peri 304.3013004240417 9.2079e-05 deg
M 184.3946070886616 2.1158e-05 deg
tp 2459421.971574577604
(2021-Jul-26.47157458)
0.0001065 TDB
period 1684.058569871194
4.61
2.6971e-05
7.384e-08
d
yr
n .2137692871498731 3.4236e-09 deg/d
Q 3.29342035101544 3.5163e-08 au
  Orbit Determination Parameters
   # obs. used (total)      195  
   data-arc span      6134 days (16.79 yr)  
   first obs. used      2002-06-17  
   last obs. used      2019-04-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61316  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 07:28:53  

Additional Information
 Earth MOID = 1.24467 au 
 Jupiter MOID = 2.15524 au 
 T_jup = 3.308 
[ 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 16.5   n/a MPO433077  

168221 Donjennings           Discovered 2006 May 1 by M. W. Buie at Kitt Peak.
Don E. Jennings (b. 1948) of the NASA Goddard Spaceflight Center, served as a Co-Investigator for Surface Composition Science for the New Horizons Mission to Pluto.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: MPC batch dated 2018-05-29Last Updated: 2018-09-17

[ show close-approach data ]
Alternate Designations
 2006 JO60 = 2004 AK11 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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