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120176 (2003 KQ30)
Classification: Main-belt Asteroid          SPK-ID: 2120176
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08514924628943263 4.4491e-08  
a 3.107109107295571 3.0071e-08 au
q 2.842541108670321 1.3842e-07 au
i 11.54900154919894 8.5773e-06 deg
node 187.6428229621404 2.4783e-05 deg
peri 263.3513051063574 5.7844e-05 deg
M 168.715474342084 5.3572e-05 deg
tp 2458062.969081044532
(2017-Nov-05.46908104)
0.00029284 TDB
period 2000.475250655656
5.48
2.9042e-05
7.951e-08
d
yr
n .1799572376024197 2.6125e-09 deg/d
Q 3.37167710592082 3.2632e-08 au
  Orbit Determination Parameters
   # obs. used (total)      308  
   data-arc span      8051 days (22.04 yr)  
   first obs. used      1997-04-16  
   last obs. used      2019-05-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .65731  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 04:03:31  

Additional Information
 Earth MOID = 1.8886 au 
 Jupiter MOID = 1.86213 au 
 T_jup = 3.183 
[ 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 15.2   n/a MPO469246  

120176 (2003 KQ30)          Discovered 2003-May-26 by Spacewatch at Kitt Peak
Reference: 20051116/Numbers.arcLast Updated: 2005-11-21

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