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JPL Small-Body Database Browser
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172950 (2005 JU166)
Classification: Main-belt Asteroid          SPK-ID: 2172950
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04970022902807141 6.9445e-08  
a 3.021314880713829 4.9894e-08 au
q 2.871154839176431 2.3e-07 au
i 9.182724922684681 1.1306e-05 deg
node 234.7376365048668 5.6503e-05 deg
peri 53.36741335386617 0.00016152 deg
M 260.5759410422291 0.00015992 deg
tp 2459530.262727947905
(2021-Nov-11.76272795)
0.00085797 TDB
period 1918.193484157081
5.25
4.7516e-05
1.301e-07
d
yr
n .187676583709279 4.6489e-09 deg/d
Q 3.171474922251226 5.2374e-08 au
  Orbit Determination Parameters
   # obs. used (total)      207  
   data-arc span      6349 days (17.38 yr)  
   first obs. used      2001-08-17  
   last obs. used      2019-01-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60312  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 04:01:09  

Additional Information
 Earth MOID = 1.86616 au 
 Jupiter MOID = 1.90812 au 
 T_jup = 3.225 
[ 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 15.4   n/a MPO433110  

172950 (2005 JU166)          Discovered 2005-May-11 by NEAT at Palomar
Reference: 20071224/Numbers.arcLast Updated: 2007-12-22

[ show close-approach data ]
Alternate Designations
 2005 JU166 = 2005 JT55 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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