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357726 (2005 QH137)
Classification: Main-belt Asteroid          SPK-ID: 2357726
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .02461903690457559 1.7871e-07  
a 2.934054639320115 4.9189e-08 au
q 2.861821039874652 5.0382e-07 au
i 10.46171467001303 3.6808e-05 deg
node 7.682212282423761 4.3889e-05 deg
peri 55.82172231355353 0.00079459 deg
M 270.9696674225637 0.00079051 deg
tp 2459454.479474319286
(2021-Aug-27.97947432)
0.0040271 TDB
period 1835.695835605169
5.03
4.6163e-05
1.264e-07
d
yr
n .1961109204572116 4.9316e-09 deg/d
Q 3.006288238765578 5.04e-08 au
  Orbit Determination Parameters
   # obs. used (total)      105  
   data-arc span      5508 days (15.08 yr)  
   first obs. used      2003-03-23  
   last obs. used      2018-04-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .63887  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-May-07 06:50:37  

Additional Information
 Earth MOID = 1.88235 au 
 Jupiter MOID = 2.05956 au 
 T_jup = 3.250 
[ 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 16.5   n/a MPO434257  

357726 (2005 QH137)          Discovered 2005-Aug-28 by Spacewatch at Kitt Peak
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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