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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 ]

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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 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2417512385199441 3.3373e-08  
a 2.247373686647744 6.081e-09 au
q 1.704068314483519 7.6066e-08 au
i 3.96864164626177 4.0401e-06 deg
node 200.5254427138375 5.588e-05 deg
peri 88.5897438015664 5.6542e-05 deg
M 347.3434940823955 7.8192e-06 deg
tp 2459439.763603531730
(2021-Aug-13.26360353)
2.6754e-05 TDB
period 1230.584283910373
3.37
4.9946e-06
1.367e-08
d
yr
n .2925439603828224 1.1874e-09 deg/d
Q 2.790679058811969 7.5511e-09 au
  Orbit Determination Parameters
   # obs. used (total)      717  
   data-arc span      8318 days (22.77 yr)  
   first obs. used      1998-09-29  
   last obs. used      2021-07-08  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .51609  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-09 11:14:12  

Additional Information
 Earth MOID = .693405 au 
 Jupiter MOID = 2.40175 au 
 T_jup = 3.588 
[ 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 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
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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