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187147 (2005 QK169)
Classification: Main-belt Asteroid          SPK-ID: 2187147
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .158221970322374 3.9977e-08  
a 2.337496640633612 1.5707e-08 au
q 1.967653316530632 9.4147e-08 au
i 7.246793362452157 4.7616e-06 deg
node 94.57944021260396 4.3125e-05 deg
peri 222.1192375334167 4.6949e-05 deg
M 123.113036342112 2.255e-05 deg
tp 2458754.097660832682
(2019-Sep-27.59766083)
7.9363e-05 TDB
period 1305.343827713423
3.57
1.3157e-05
3.602e-08
d
yr
n .2757894068650201 2.7798e-09 deg/d
Q 2.707339964736593 1.8193e-08 au
  Orbit Determination Parameters
   # obs. used (total)      459  
   data-arc span      8153 days (22.32 yr)  
   first obs. used      1998-09-22  
   last obs. used      2021-01-17  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .51346  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 21:54:12  

Additional Information
 Earth MOID = .95858 au 
 Jupiter MOID = 2.567 au 
 T_jup = 3.539 
[ 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 16.2   n/a MPO436925  

187147 (2005 QK169)          Discovered 2005-Aug-29 by NEAT at Palomar
Reference: 20080520/Numbers.arcLast Updated: 2008-05-22

Alternate Designations
 2005 QK169 = 2004 FC133 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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