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JPL Small-Body Database Browser
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160621 (1999 TK120)
Classification: Main-belt Asteroid          SPK-ID: 2160621
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 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2134212211085779 8.2988e-08  
a 2.572111553009408 2.5239e-08 au
q 2.023168364538659 2.2416e-07 au
i 2.694815768851296 7.2602e-06 deg
node 287.3189855707689 0.00015428 deg
peri 66.89694130200137 0.00015623 deg
M 281.8555657596533 3.2734e-05 deg
tp 2458927.560937671808
(2020-Mar-19.06093767)
0.0001414 TDB
period 1506.721991226085
4.13
2.2177e-05
6.072e-08
d
yr
n .238929279652348 3.5168e-09 deg/d
Q 3.121054741480157 3.0626e-08 au
  Orbit Determination Parameters
   # obs. used (total)      328  
   data-arc span      6790 days (18.59 yr)  
   first obs. used      1999-09-18  
   last obs. used      2018-04-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56466  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-May-07 05:48:16  

Additional Information
 Earth MOID = 1.01915 au 
 Jupiter MOID = 2.32877 au 
 T_jup = 3.395 
[ 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 16.2   n/a MPO439951  

160621 (1999 TK120)          Discovered 1999-Oct-04 by LINEAR at Socorro
Reference: 20070828/Numbers.arcLast Updated: 2007-08-30

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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