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452101 (2014 QD161)
Classification: Main-belt Asteroid          SPK-ID: 2452101
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 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2174727857869998 1.0801e-07  
a 3.132002270900507 5.7233e-08 au
q 2.450877011956564 3.0971e-07 au
i 16.88580172197394 8.8442e-06 deg
node 344.6330893146615 2.0035e-05 deg
peri 325.4989091050278 2.606e-05 deg
M 16.95148524432814 1.6659e-05 deg
tp 2458905.168421427454
(2020-Feb-25.66842143)
9.2637e-05 TDB
period 2024.564089308916
5.54
5.5494e-05
1.519e-07
d
yr
n .1778160552689077 4.874e-09 deg/d
Q 3.81312752984445 6.9679e-08 au
  Orbit Determination Parameters
   # obs. used (total)      194  
   data-arc span      4984 days (13.65 yr)  
   first obs. used      2007-02-25  
   last obs. used      2020-10-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50119  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 06:44:11  

Additional Information
 Earth MOID = 1.45655 au 
 Jupiter MOID = 1.63144 au 
 T_jup = 3.111 
[ 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 15.5   n/a MPO437750  

452101 (2014 QD161)          Discovered 2007-Feb-25 by Mt. Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2015-11-30

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