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186922 (2004 PL45)
Classification: Main-belt Asteroid          SPK-ID: 2186922
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .11427946835006 5.2878e-08  
a 2.929170188652651 2.2324e-08 au
q 2.594426176786581 1.5315e-07 au
i 6.000187506485751 5.1281e-06 deg
node 118.2880151194982 5.1532e-05 deg
peri 235.9474278105534 5.5623e-05 deg
M 81.24521441625275 1.963e-05 deg
tp 2458787.252130235589
(2019-Oct-30.75213024)
0.00010012 TDB
period 1831.113797706065
5.01
2.0933e-05
5.731e-08
d
yr
n .1966016532948369 2.2475e-09 deg/d
Q 3.263914200518721 2.4875e-08 au
  Orbit Determination Parameters
   # obs. used (total)      296  
   data-arc span      8252 days (22.59 yr)  
   first obs. used      1998-06-16  
   last obs. used      2021-01-18  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .501  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 21:53:15  

Additional Information
 Earth MOID = 1.59314 au 
 Jupiter MOID = 2.16107 au 
 T_jup = 3.259 
[ 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 15.86   n/a MPCxxxxx  

186922 (2004 PL45)          Discovered 2004-Aug-07 by NEAT at Palomar
Reference: 20080520/Numbers.arcLast Updated: 2008-05-22

Alternate Designations
 2004 PL45 = 1998 MB3 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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