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213625 (2002 QH56)
Classification: Main-belt Asteroid          SPK-ID: 2213625
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 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2020300356404747 6.333e-08  
a 2.44724763701349 2.5682e-08 au
q 1.952830109686587 1.6769e-07 au
i 3.188221920643505 5.3708e-06 deg
node 120.2952482664563 0.00012208 deg
peri 152.6660072499321 0.0001241 deg
M 324.6763622322121 3.313e-05 deg
tp 2459337.707618196923
(2021-May-03.20761820)
0.00013052 TDB
period 1398.348122455728
3.83
2.2012e-05
6.027e-08
d
yr
n .2574466216379517 4.0525e-09 deg/d
Q 2.941665164340393 3.087e-08 au
  Orbit Determination Parameters
   # obs. used (total)      183  
   data-arc span      6433 days (17.61 yr)  
   first obs. used      2002-08-11  
   last obs. used      2020-03-22  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .62418  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 23:43:27  

Additional Information
 Earth MOID = .935364 au 
 Jupiter MOID = 2.17367 au 
 T_jup = 3.467 
[ 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 17.37   n/a E2021B55  

213625 (2002 QH56)          Discovered 2002-Aug-29 by Hoenig, S. F. at Palomar
Reference: 20090509/Numbers.arcLast Updated: 2009-05-11

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