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150759 (2001 QE157)
Classification: Main-belt Asteroid          SPK-ID: 2150759
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.


Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2416833546089685 3.8729e-08  
a 2.247374691914598 9.1731e-09 au
q 1.704221637309381 8.546e-08 au
i 3.968529422835967 5.1119e-06 deg
node 200.5265093874318 5.9072e-05 deg
peri 88.56924141827947 6.0229e-05 deg
M 290.0139556886623 1.5239e-05 deg
tp 2459439.732733356284
(2021-Aug-13.23273336)
5.31e-05 TDB
period 1230.585109584628
3.37
7.5343e-06
2.063e-08
d
yr
n .2925437640973199 1.7911e-09 deg/d
Q 2.790527746519815 1.139e-08 au
  Orbit Determination Parameters
   # obs. used (total)      619  
   data-arc span      8171 days (22.37 yr)  
   first obs. used      1998-09-29  
   last obs. used      2021-02-11  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .54612  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 19:19:55  

Additional Information
 Earth MOID = .691979 au 
 Jupiter MOID = 2.40282 au 
 T_jup = 3.588 
[ 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 16.67   n/a E2021B55  

150759 (2001 QE157)          Discovered 2001-Aug-23 by LONEOS at Anderson Mesa
Reference: 20070303/Numbers.arcLast Updated: 2007-03-07

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