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357347 (2003 QA44)
Classification: Main-belt Asteroid          SPK-ID: 2357347
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2568872695307267 5.2e-08  
a 2.373288696793578 1.0748e-08 au
q 1.763621043666139 1.2385e-07 au
i 2.031781981845532 5.0007e-06 deg
node 307.53277030 0.00016209 deg
peri 2.321273829388802 0.00016257 deg
M 231.8296308145677 1.4375e-05 deg
tp 2459475.954998598717
(2021-Sep-18.45499860)
5.5058e-05 TDB
period 1335.439700949167
3.66
9.0714e-06
2.484e-08
d
yr
n .2695741333316128 1.8312e-09 deg/d
Q 2.982956349921016 1.3508e-08 au
  Orbit Determination Parameters
   # obs. used (total)      264  
   data-arc span      6007 days (16.45 yr)  
   first obs. used      2003-08-22  
   last obs. used      2020-02-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57449  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-26 00:29:45  

Additional Information
 Earth MOID = .749121 au 
 Jupiter MOID = 2.29702 au 
 T_jup = 3.497 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 17.3   n/a MPO471685  

357347 (2003 QA44)          Discovered 2003-Aug-22 by NEAT at Haleakala
Reference: 20130327/Numbers.arcLast Updated: 2013-03-29
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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