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JPL Small-Body Database Browser
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54520 (2000 PJ30)
Classification: TransNeptunian Object          SPK-ID: 2054520
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 3 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .7730333059640778 0.0023014  
a 126.2629329755183 1.1151 au
q 28.65748047673261 0.042923 au
i 5.687601106821122 0.0032288 deg
node 293.1188271941646 0.0074215 deg
peri 304.1802917542427 0.086465 deg
M 11.75096582389174 0.16043 deg
tp 2441685.059987016819
(1973-Jan-02.55998702)
6.935 TDB
period 518217.6934165552
1418.80
6864.8
18.79
d
yr
n .0006946887467823756 9.2024e-06 deg/d
Q 223.868385474304 1.977 au
  Orbit Determination Parameters
   # obs. used (total)      24  
   data-arc span      1115 days (3.05 yr)  
   first obs. used      1999-07-21  
   last obs. used      2002-08-09  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      5  
   norm. resid. RMS      .31408  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Apr-11 18:25:54  

Additional Information
 Earth MOID = 27.6492 au 
 Jupiter MOID = 23.3041 au 
 T_jup = 6.260 
[ hide covariance matrix ]
Orbital Elements at Epoch 2451802.5 (2000-Sep-15.0) TDB
Reference: JPL 3 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .7647233597159596 0.002297  
q 28.63132573730316 0.043176 au
tp 2441602.556356344674
(1972-Oct-12.05635634)
7.155 TDB
node 293.3008974931812 0.0073488 deg
peri 303.670716019577 0.086601 deg
i 5.718998193199186 0.0032422 deg
  Orbit Determination Parameters
   # obs. used (total)      24  
   data-arc span      1115 days (3.05 yr)  
   first obs. used      1999-07-21  
   last obs. used      2002-08-09  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      5  
   norm. resid. RMS      .31408  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Apr-11 18:25:54  

Additional Information
 Jupiter MOID = 23.3041 au 
 T_jup = 6.260 
Orbit Covariance (6×6)
  e q tp node peri i
e 5.276237392815768E-6 -8.846535737111697E-5 .016060739980176 4.379840473802637E-7 -.0001570303156946843 1.812542840956562E-7
q -8.846535737111697E-5 .001864144841465908 -.242559006545125 -9.315273516047376E-6 .003658961873426082 -3.010482338616238E-6
tp .016060739980176 -.242559006545125 51.19361411009187 .001201460790138568 -.4040787270677992 .0005515003150120976
node 4.379840473802637E-7 -9.315273516047376E-6 .001201460790138568 5.400440489500621E-5 -7.200675641926039E-5 2.368385034933287E-5
peri -.0001570303156946843 .003658961873426082 -.4040787270677992 -7.200675641926039E-5 .007499735759597573 -2.887864713044598E-5
i 1.812542840956562E-7 -3.010482338616238E-6 .0005515003150120976 2.368385034933287E-5 -2.887864713044598E-5 1.051188854079486E-5

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 8.0   n/a MPO39448  

54520 (2000 PJ30)          Discovered 2000-Aug-05 by Holman, M. J. at Mauna Kea
Reference: 20030216/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 2000 PJ30 = 1999 OO4 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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