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357068 (2001 QY89)
Classification: Main-belt Asteroid          SPK-ID: 2357068
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3433711291737668 6.476e-08  
a 2.636760843737437 1.4799e-08 au
q 1.731373295462139 1.674e-07 au
i 10.94373842949034 5.7569e-06 deg
node 268.5077017437717 4.8184e-05 deg
peri 22.46079030384299 4.9489e-05 deg
M 173.1409635711535 1.3278e-05 deg
tp 2458248.354489909641
(2018-May-09.85448991)
5.4494e-05 TDB
period 1563.884005538951
4.28
1.3166e-05
3.605e-08
d
yr
n .2301961006858278 1.938e-09 deg/d
Q 3.542148392012735 1.9881e-08 au
  Orbit Determination Parameters
   # obs. used (total)      311  
   data-arc span      6369 days (17.44 yr)  
   first obs. used      2001-08-16  
   last obs. used      2019-01-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54261  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-26 00:27:43  

Additional Information
 Earth MOID = .720472 au 
 Jupiter MOID = 1.67907 au 
 T_jup = 3.286 
[ 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 16.3   n/a MPO455578  

357068 (2001 QY89)          Discovered 2001-Aug-16 by NEAT at Palomar
Reference: 20130327/Numbers.arcLast Updated: 2013-03-29

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