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187144 (2005 QM162)
Classification: Main-belt Asteroid          SPK-ID: 2187144
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2168230688945352 4.0317e-08  
a 2.396507854041532 1.3354e-08 au
q 1.87688966649839 9.1718e-08 au
i 4.956745690363745 3.9146e-06 deg
node 57.00197986615758 6.0488e-05 deg
peri 211.6666826223146 6.1928e-05 deg
M 89.69124495160375 1.4907e-05 deg
tp 2458862.890807407616
(2020-Jan-14.39080741)
5.4971e-05 TDB
period 1355.085542617221
3.71
1.1327e-05
3.101e-08
d
yr
n .2656658850515766 2.2206e-09 deg/d
Q 2.916126041584674 1.625e-08 au
  Orbit Determination Parameters
   # obs. used (total)      409  
   data-arc span      6187 days (16.94 yr)  
   first obs. used      2004-01-29  
   last obs. used      2021-01-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5569  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 11:56:13  

Additional Information
 Earth MOID = .861347 au 
 Jupiter MOID = 2.18671 au 
 T_jup = 3.491 
[ 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 16.66   n/a E2021B55  

187144 (2005 QM162)          Discovered 2005-Aug-30 by NEAT at Palomar
Reference: 20080520/Numbers.arcLast Updated: 2008-05-22

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