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160154 (2001 QD103)
Classification: Main-belt Asteroid          SPK-ID: 2160154
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 .1862713262030466 6.8582e-08  
a 2.40264914440061 1.3107e-08 au
q 1.955104501872493 1.7152e-07 au
i 2.418194814579644 4.7209e-06 deg
node 107.9774236572207 0.00016106 deg
peri 207.9196988326592 0.00016181 deg
M 15.77556398907604 1.6376e-05 deg
tp 2458940.890379810870
(2020-Apr-01.39037981)
6.1768e-05 TDB
period 1360.29769096983
3.72
1.1131e-05
3.048e-08
d
yr
n .2646479534515247 2.1655e-09 deg/d
Q 2.850193786928726 1.5548e-08 au
  Orbit Determination Parameters
   # obs. used (total)      300  
   data-arc span      8957 days (24.52 yr)  
   first obs. used      1994-10-31  
   last obs. used      2019-05-10  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54862  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 13:15:02  

Additional Information
 Earth MOID = .941842 au 
 Jupiter MOID = 2.4366 au 
 T_jup = 3.500 
[ 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 17.1   n/a MPO433024  

160154 (2001 QD103)          Discovered 2001-Aug-19 by LINEAR at Socorro
Reference: 20070730/Numbers.arcLast Updated: 2007-08-06

[ show close-approach data ]
Alternate Designations
 2001 QD103 = 2001 QD301 = 2005 SN72 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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