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217868 (2001 QT153)
Classification: Main-belt Asteroid          SPK-ID: 2217868
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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1075984456570483 5.1175e-08  
a 2.572923947058403 2.1242e-08 au
q 2.296081329561121 1.3e-07 au
i 5.415939661404234 5.2982e-06 deg
node 85.64217365806472 6.0983e-05 deg
peri 260.1379624252918 6.6507e-05 deg
M 294.0248898467177 2.9303e-05 deg
tp 2459672.759024389898
(2022-Apr-03.25902439)
0.00012386 TDB
period 1507.435888311518
4.13
1.8668e-05
5.111e-08
d
yr
n .2388161266368926 2.9575e-09 deg/d
Q 2.849766564555684 2.3527e-08 au
  Orbit Determination Parameters
   # obs. used (total)      203  
   data-arc span      7235 days (19.81 yr)  
   first obs. used      2001-08-26  
   last obs. used      2021-06-17  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .60631  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-09 15:36:06  

Additional Information
 Earth MOID = 1.29543 au 
 Jupiter MOID = 2.5172 au 
 T_jup = 3.414 
[ 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 16.78   n/a E2021B55  

217868 (2001 QT153)          Discovered 2001-Aug-26 by Kusnirak, P. at Ondrejov
Reference: 20090904/Numbers.arcLast Updated: 2009-09-08

Alternate Designations
 2001 QT153 = 2008 HD45 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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