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101899 (1999 PT8)
Classification: Main-belt Asteroid          SPK-ID: 2101899
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 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2331207857769859 4.4425e-08  
a 2.456461040263592 1.6344e-08 au
q 1.883808912326791 1.1576e-07 au
i 3.469087568717946 5.7944e-06 deg
node 110.8833409755662 0.00010084 deg
peri 212.168228411688 0.00010227 deg
M 147.556490949982 2.3066e-05 deg
tp 2458424.106511910383
(2018-Nov-01.60651191)
8.6071e-05 TDB
period 1406.252306329241
3.85
1.4035e-05
3.843e-08
d
yr
n .2559995801462633 2.5549e-09 deg/d
Q 3.029113168200393 2.0154e-08 au
  Orbit Determination Parameters
   # obs. used (total)      379  
   data-arc span      9456 days (25.89 yr)  
   first obs. used      1994-03-05  
   last obs. used      2020-01-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5432  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 01:28:20  

Additional Information
 Earth MOID = .872471 au 
 Jupiter MOID = 2.30473 au 
 T_jup = 3.452 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.4   n/a MPO453473  

101899 (1999 PT8)          Discovered 1999-Aug-08 by LONEOS at Anderson Mesa
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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