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172183 (2002 PZ74)
Classification: Main-belt Asteroid          SPK-ID: 2172183
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 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2327021971372468 5.5423e-08  
a 2.673313241356408 2.1046e-08 au
q 2.051227376456677 1.437e-07 au
i 11.8992113664545 1.1588e-05 deg
node 278.8757111682151 3.7537e-05 deg
peri 129.7744018150006 5.1955e-05 deg
M 325.6420730413539 3.5753e-05 deg
tp 2459152.869363192314
(2020-Oct-30.36936319)
0.0001596 TDB
period 1596.515727367809
4.37
1.8853e-05
5.162e-08
d
yr
n .2254910451734388 2.6628e-09 deg/d
Q 3.295399106256139 2.5943e-08 au
  Orbit Determination Parameters
   # obs. used (total)      274  
   data-arc span      7168 days (19.62 yr)  
   first obs. used      1998-10-02  
   last obs. used      2018-05-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57067  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 11:25:10  

Additional Information
 Earth MOID = 1.08467 au 
 Jupiter MOID = 2.1512 au 
 T_jup = 3.311 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456700.5 (2014-Feb-12.0) TDB
Reference: JPL 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2348429181294122 5.3694e-08  
q 2.045263374476999 1.3839e-07 au
tp 2455953.634714238106
(2012-Jan-27.13471424)
0.00013364 TDB
node 279.0953619295332 3.7689e-05 deg
peri 128.7085337888412 5.1457e-05 deg
i 11.86569934966125 1.156e-05 deg
  Orbit Determination Parameters
   # obs. used (total)      274  
   data-arc span      7168 days (19.62 yr)  
   first obs. used      1998-10-02  
   last obs. used      2018-05-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57067  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 11:25:10  

Additional Information
 Jupiter MOID = 2.1512 au 
 T_jup = 3.311 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.883071283812397E-15 -7.381643967953565E-15 3.569735737441283E-12 1.918323801862651E-15 1.039830513659433E-12 1.406481840660005E-14
q -7.381643967953565E-15 1.915073664366908E-14 -8.408523731308829E-12 2.129796332437097E-15 -2.456622424041756E-12 -2.977630035915026E-14
tp 3.569735737441283E-12 -8.408523731308829E-12 1.78609492347916E-8 1.854648694190637E-11 4.74493509812959E-9 7.658584205023484E-11
node 1.918323801862651E-15 2.129796332437097E-15 1.854648694190637E-11 1.420450608176014E-9 -1.383153094464131E-9 2.863991958364583E-10
peri 1.039830513659433E-12 -2.456622424041756E-12 4.74493509812959E-9 -1.383153094464131E-9 2.647775063977077E-9 -2.594631470048832E-10
i 1.406481840660005E-14 -2.977630035915026E-14 7.658584205023484E-11 2.863991958364583E-10 -2.594631470048832E-10 1.336298109669927E-10

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 16.2   n/a MPO352050  

172183 (2002 PZ74)          Discovered 2002-Aug-12 by LINEAR at Socorro
Reference: 20071224/Numbers.arcLast Updated: 2007-12-22

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Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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