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JPL Small-Body Database Browser
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172185 (2002 PS104)
Classification: Main-belt Asteroid          SPK-ID: 2172185
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 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1053604529114893 9.1533e-08  
a 2.735651723738849 2.7024e-08 au
q 2.447422219117627 2.4288e-07 au
i 8.569865871415731 6.359e-06 deg
node 275.221259784481 6.2032e-05 deg
peri 81.11348694762006 6.9559e-05 deg
M 313.7999189115664 3.4857e-05 deg
tp 2459212.594728069923
(2020-Dec-29.09472807)
0.00016175 TDB
period 1652.683292027549
4.52
2.4489e-05
6.705e-08
d
yr
n .2178275787845255 3.2277e-09 deg/d
Q 3.02388122836007 2.9872e-08 au
  Orbit Determination Parameters
   # obs. used (total)      335  
   data-arc span      7083 days (19.39 yr)  
   first obs. used      2000-02-06  
   last obs. used      2019-06-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60784  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 16:45:00  

Additional Information
 Earth MOID = 1.46071 au 
 Jupiter MOID = 2.40259 au 
 T_jup = 3.328 
[ 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 15.3   n/a MPO299908  

172185 (2002 PS104)          Discovered 2002-Aug-12 by LINEAR at Socorro
Reference: 20071224/Numbers.arcLast Updated: 2007-12-22

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