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120642 (1996 PY5)
Classification: Main-belt Asteroid          SPK-ID: 2120642
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1915596773952681 4.2331e-08  
a 2.376274666346356 1.3152e-08 au
q 1.9210762578585 9.8813e-08 au
i 2.104696378007483 4.9704e-06 deg
node 125.5067304611004 0.0001244 deg
peri 181.8838423593077 0.00012496 deg
M 190.2415153774163 1.223e-05 deg
tp 2459631.417208128373
(2022-Feb-20.91720813)
4.7191e-05 TDB
period 1337.960782526909
3.66
1.1108e-05
3.041e-08
d
yr
n .2690661824333103 2.2338e-09 deg/d
Q 2.831473074834213 1.5671e-08 au
  Orbit Determination Parameters
   # obs. used (total)      451  
   data-arc span      8587 days (23.51 yr)  
   first obs. used      1996-07-21  
   last obs. used      2020-01-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54619  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 06:21:33  

Additional Information
 Earth MOID = .906241 au 
 Jupiter MOID = 2.41964 au 
 T_jup = 3.515 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456976.5 (2014-Nov-15.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1925782278550437 4.2322e-08  
q 1.918284653451006 9.8869e-08 au
tp 2456955.839690179004
(2014-Oct-25.33969018)
4.3417e-05 TDB
node 125.5389675809927 0.00012436 deg
peri 181.8860998052805 0.00012491 deg
i 2.104822150165903 4.9725e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      451  
   data-arc span      8587 days (23.51 yr)  
   first obs. used      1996-07-21  
   last obs. used      2020-01-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54619  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 06:21:33  

Additional Information
 Jupiter MOID = 2.41964 au 
 T_jup = 3.515 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.791118928565023E-15 -4.161438409025708E-15 -3.27820493499721E-13 4.110696355778577E-15 -7.149310265013247E-14 -6.693460667448863E-16
q -4.161438409025708E-15 9.775177247050101E-15 7.349074507263576E-13 -1.000984322568577E-14 1.586202655816186E-13 1.632569065077025E-15
tp -3.27820493499721E-13 7.349074507263576E-13 1.885051853580797E-9 1.134257885657668E-11 5.279301978324639E-10 8.961295902865613E-13
node 4.110696355778577E-15 -1.000984322568577E-14 1.134257885657668E-11 1.5464755341099E-8 -1.545068728080344E-8 -1.103943382180305E-10
peri -7.149310265013247E-14 1.586202655816186E-13 5.279301978324639E-10 -1.545068728080344E-8 1.560270472367181E-8 1.105556380722291E-10
i -6.693460667448863E-16 1.632569065077025E-15 8.961295902865613E-13 -1.103943382180305E-10 1.105556380722291E-10 2.472575010640527E-11

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.6   n/a MPO453677  

120642 (1996 PY5)          Discovered 1996-Aug-10 by NEAT at Haleakala
Reference: 20060314/Numbers.arcLast Updated: 2006-03-23

Alternate Designations
 1996 PY5 = 2000 UC84 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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