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(2018 PL9)
Classification: Amor [NEO]          SPK-ID: 3826671
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .6745532784189763 3.4857e-06  
a 3.279971548159662 3.6748e-05 au
q 1.067455987227597 5.6402e-07 au
i 30.96459844775184 8.3002e-05 deg
node 318.5231386694546 1.3305e-05 deg
peri 68.04978625735419 6.8835e-05 deg
M 96.70792270285679 0.0016153 deg
tp 2458417.641552054852
(2018-Oct-26.14155205)
6.5157e-05 TDB
period 2169.719247356504
5.94
0.036464
9.983e-05
d
yr
n .1659200841024059 2.7884e-06 deg/d
Q 5.492487109091727 6.1536e-05 au
  Orbit Determination Parameters
   # obs. used (total)      153  
   data-arc span      226 days  
   first obs. used      2018-06-12  
   last obs. used      2019-01-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      4  
   norm. resid. RMS      .39629  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-14 09:20:07  

Additional Information
 Earth MOID = .297056 au 
 Jupiter MOID = 2.00917 au 
 T_jup = 2.592 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 19.2   .46361 E2019-VI7 autocmod 2.6n

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