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JPL Small-Body Database Browser
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344481 (2002 PH177)
Classification: Main-belt Asteroid          SPK-ID: 2344481
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08602878733080689 8.5174e-08  
a 2.779869348680871 4.1289e-08 au
q 2.540720559675776 2.3714e-07 au
i 4.628010190891099 9.9487e-06 deg
node 22.93631422067683 7.5959e-05 deg
peri 332.4735697485953 8.8812e-05 deg
M 180.1371885277533 5.0614e-05 deg
tp 2459446.312075526700
(2021-Aug-19.81207553)
0.0002496 TDB
period 1692.914420147358
4.63
3.7717e-05
1.033e-07
d
yr
n .2126510328671335 4.7377e-09 deg/d
Q 3.019018137685967 4.4841e-08 au
  Orbit Determination Parameters
   # obs. used (total)      150  
   data-arc span      6083 days (16.65 yr)  
   first obs. used      2002-08-11  
   last obs. used      2019-04-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .64198  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 07:29:33  

Additional Information
 Earth MOID = 1.53646 au 
 Jupiter MOID = 2.37461 au 
 T_jup = 3.323 
[ 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 16.4   n/a MPO434166  

344481 (2002 PH177)          Discovered 2002-Aug-11 by NEAT at Palomar
Reference: 20121128/Numbers.arcLast Updated: 2012-12-03

[ show close-approach data ]
Alternate Designations
 2002 PH177 = 2007 RU205 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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