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JPL Small-Body Database Browser
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17844 Judson (1998 HM100)
Classification: Main-belt Asteroid          SPK-ID: 2017844
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .02407267706775788 3.3879e-08  
a 2.881523659153667 1.3975e-08 au
q 2.812157670643757 1.0192e-07 au
i 3.199131799591732 3.7953e-06 deg
node 112.4756521888265 7.2214e-05 deg
peri 346.8636761544869 0.00011556 deg
M 304.0996420260316 9.0425e-05 deg
tp 2459277.923853411685
(2021-Mar-04.42385341)
0.00044913 TDB
period 1786.618026215777
4.89
1.2997e-05
3.558e-08
d
yr
n .2014980229224001 1.4659e-09 deg/d
Q 2.950889647663578 1.4311e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1635  
   data-arc span      8412 days (23.03 yr)  
   first obs. used      1997-01-11  
   last obs. used      2020-01-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51975  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-22 22:13:39  

Additional Information
 Earth MOID = 1.82915 au 
 Jupiter MOID = 2.07096 au 
 T_jup = 3.291 
[ 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 13.9   n/a MPO502305  

17844 Judson           Discovered 1998 Apr. 21 by the Lincoln Laboratory Near-Earth Asteroid Research Team at Socorro.
Michael Ivan Judson (b. 1985) was awarded third place in the 2003 Intel International Science and Engineering Fair for his botany team project. He attends the Pleasant Grove High School, Pleasant Grove, Utah, U.S.A.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20040614/MPCPages.arcLast Updated: 2009-12-11

[ show close-approach data ]
Alternate Designations
 1998 HM100 = 1997 CJ27 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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