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52772 (1998 PT1)
Classification: Main-belt Asteroid          SPK-ID: 2052772
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1505351860361487 3.2327e-08  
a 2.219065277666432 7.1701e-09 au
q 1.885017873266558 7.0405e-08 au
i 1.552945060364721 4.1379e-06 deg
node 190.2807704639832 0.00012705 deg
peri 101.2827911293771 0.0001279 deg
M 229.1243273221045 1.6224e-05 deg
tp 2459439.444862089916
(2021-Aug-12.94486209)
5.5262e-05 TDB
period 1207.406595275203
3.31
5.8519e-06
1.602e-08
d
yr
n .2981597097520787 1.4451e-09 deg/d
Q 2.553112682066306 8.2494e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1205  
   data-arc span      10006 days (27.39 yr)  
   first obs. used      1992-11-26  
   last obs. used      2020-04-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56426  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 10:27:39  

Additional Information
 Earth MOID = .869575 au 
 Jupiter MOID = 2.60767 au 
 T_jup = 3.636 
[ 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 15.9   n/a MPO347879  

52772 (1998 PT1)          Discovered 1998-Aug-14 by LONEOS at Anderson Mesa
Reference: 20030216/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1998 PT1 = 2001 HF28 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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