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JPL Small-Body Database Browser
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193181 (2000 PK28)
Classification: Main-belt Asteroid          SPK-ID: 2193181
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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1702349141725956 3.0108e-08  
a 2.425927506679295 8.7587e-09 au
q 2.012949945790806 7.4739e-08 au
i 7.451491439488477 3.3828e-06 deg
node 99.47385561131517 2.9952e-05 deg
peri 307.4794312958368 3.219e-05 deg
M 33.99456419789819 1.1869e-05 deg
tp 2458870.176680842056
(2020-Jan-21.67668084)
4.5349e-05 TDB
period 1380.114615493746
3.78
7.4742e-06
2.046e-08
d
yr
n .2608479005717995 1.4127e-09 deg/d
Q 2.838905067567784 1.025e-08 au
  Orbit Determination Parameters
   # obs. used (total)      749  
   data-arc span      7095 days (19.43 yr)  
   first obs. used      2000-08-04  
   last obs. used      2020-01-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51565  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jan-29 23:08:14  

Additional Information
 Earth MOID = 1.03331 au 
 Jupiter MOID = 2.54559 au 
 T_jup = 3.479 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457276.5 (2015-Sep-11.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1699986277559979 3.0205e-08  
q 2.013780892603121 7.4984e-08 au
tp 2457486.810219562477
(2016-Apr-08.31021956)
4.443e-05 TDB
node 99.5808932265615 3.0015e-05 deg
peri 306.6935973226049 3.2243e-05 deg
i 7.444013139002462 3.3793e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      749  
   data-arc span      7095 days (19.43 yr)  
   first obs. used      2000-08-04  
   last obs. used      2020-01-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51565  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jan-29 23:08:14  

Additional Information
 Jupiter MOID = 2.54559 au 
 T_jup = 3.479 
Orbit Covariance (6×6)
  e q tp node peri i
e 9.123197675095086E-16 -2.254544734081731E-15 -3.716329365946304E-13 6.763217790801273E-17 -9.045450402932468E-14 -2.020483743799464E-15
q -2.254544734081731E-15 5.62259741606157E-15 9.239885816759802E-13 1.118949993477443E-15 2.208375530288624E-13 5.291846088062801E-15
tp -3.716329365946304E-13 9.239885816759802E-13 1.974054704975814E-9 6.567831696431333E-12 5.379327090855814E-10 3.578427632572672E-12
node 6.763217790801273E-17 1.118949993477443E-15 6.567831696431333E-12 9.008916761113848E-10 -8.916148825501335E-10 1.649469381505065E-11
peri -9.045450402932468E-14 2.208375530288624E-13 5.379327090855814E-10 -8.916148825501335E-10 1.039598902602892E-9 -1.544137055280213E-11
i -2.020483743799464E-15 5.291846088062801E-15 3.578427632572672E-12 1.649469381505065E-11 -1.544137055280213E-11 1.141946099930951E-11

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 MPO440065  

193181 (2000 PK28)          Discovered 2000-Aug-04 by NEAT at Haleakala
Reference: 20081113/Numbers.arcLast Updated: 2008-11-17

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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