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163373 (2002 PZ39)
Classification: Apollo [NEO, PHA]          SPK-ID: 2163373
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 136 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .5462500740066578 1.2936e-08  
a 1.469015583439861 1.0191e-08 au
q .6665657122689035 1.9723e-08 au
i 1.668205815461065 3.6391e-06 deg
node 328.9016761490171 3.7785e-05 deg
peri 259.979064224992 3.8043e-05 deg
M 249.706875440092 2.5237e-06 deg
tp 2459595.743412153711
(2022-Jan-16.24341215)
6.6304e-06 TDB
period 650.3363528918394
1.78
6.7673e-06
1.853e-08
d
yr
n .5535597055265237 5.7602e-09 deg/d
Q 2.271465454610819 1.5758e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1133  
   # delay obs. used      2  
   # Doppler obs. used      2  
   data-arc span      9133 days (25.00 yr)  
   first obs. used      1995-10-23  
   last obs. used      2020-10-24  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .32207  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-23 05:49:00  

Additional Information
 Earth MOID = .00268518 au 
 Jupiter MOID = 2.725 au 
 T_jup = 4.432 
[ 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 18.97   n/a MPCxxxxx  
rotation period rot_per 148.7 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Pravec, P.; Wolf, M.; Sarounova, L. (2020) http://www.asu.cas.cz/~ppravec/neo.htm]

163373 (2002 PZ39)          Discovered 2002-Aug-10 by LINEAR at Socorro
Reference: 20070926/Numbers.arcLast Updated: 2007-09-30

[ show close-approach data ]
Alternate Designations
 2002 PZ39 = 1995 UQ53 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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