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181137 (2005 QX155)
Classification: Main-belt Asteroid          SPK-ID: 2181137
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 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2410943755804457 8.3771e-08  
a 2.716313604023944 2.3692e-08 au
q 2.061425671781121 2.2726e-07 au
i 8.7292056192769 5.6748e-06 deg
node 295.5689935762065 3.8114e-05 deg
peri 17.1027581115327 4.0691e-05 deg
M 175.0920944543663 2.0739e-05 deg
tp 2458405.197537908316
(2018-Oct-13.69753791)
8.7837e-05 TDB
period 1635.190253707462
4.48
2.1393e-05
5.857e-08
d
yr
n .220157867981278 2.8803e-09 deg/d
Q 3.371201536266767 2.9404e-08 au
  Orbit Determination Parameters
   # obs. used (total)      311  
   data-arc span      7068 days (19.35 yr)  
   first obs. used      2001-11-11  
   last obs. used      2021-03-19  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .60232  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 10:09:18  

Additional Information
 Earth MOID = 1.04688 au 
 Jupiter MOID = 1.92414 au 
 T_jup = 3.302 
[ 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 15.87   n/a MPCxxxxx  

181137 (2005 QX155)          Discovered 2005-Aug-30 by NEAT at Palomar
Reference: 20080321/Numbers.arcLast Updated: 2008-03-26

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