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22939 Handlin (1999 TU173)
Classification: Main-belt Asteroid          SPK-ID: 2022939
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 30 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06191042227654266 3.6393e-08  
a 2.95018278632402 1.5911e-08 au
q 2.767535724229713 1.1208e-07 au
i 3.215722513213631 3.8475e-06 deg
node 111.922795410796 6.5367e-05 deg
peri 3.70275433960513 7.2409e-05 deg
M 352.5375522755876 3.0387e-05 deg
tp 2459238.866361536552
(2021-Jan-24.36636154)
0.00015626 TDB
period 1850.852516926213
5.07
1.4973e-05
4.099e-08
d
yr
n .1945049628253833 1.5735e-09 deg/d
Q 3.132829848418328 1.6896e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1106  
   data-arc span      18242 days (49.94 yr)  
   first obs. used      1971-03-25  
   last obs. used      2021-03-04  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .52732  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 04:14:57  

Additional Information
 Earth MOID = 1.78379 au 
 Jupiter MOID = 1.9165 au 
 T_jup = 3.264 
[ 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 14.9   n/a MPO502333  

22939 Handlin           Discovered 1999 Oct. 10 by the Lincoln Laboratory Near-Earth Asteroid Research Team at Socorro.
Daniel Adam Handlin (b. 1989) is a finalist in the 2007 Intel Science Talent Search (STS), a science competition for high school seniors, for his space science project. He attends the High Technology High School, Lincroft, New Jersey.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20070303/MPCPages.arcLast Updated: 2010-04-12

[ show close-approach data ]
Alternate Designations
 1999 TU173 = 1997 LY15 = 2189 T-1 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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