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15643 (3540 P-L)
Classification: Main-belt Asteroid          SPK-ID: 2015643
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 27 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1698725320266631 3.5494e-08  
a 2.774161328873179 1.1999e-08 au
q 2.30290751968704 9.9141e-08 au
i 7.743562528653389 3.2014e-06 deg
node 278.6178008921103 2.9219e-05 deg
peri 96.04043330546992 3.1558e-05 deg
M 9.747275738743438 9.9789e-06 deg
tp 2459154.804151255124
(2020-Nov-01.30415126)		 4.6853e-05 TDB
period 1687.702901721338
4.62		 1.095e-05
2.998e-08		 d
yr
n .2133076856316508 1.3839e-09 deg/d
Q 3.245415138059318 1.4037e-08 au
   Orbit Determination Parameters
   # obs. used (total)      2017  
   data-arc span      22056 days (60.39 yr)  
   first obs. used      1960-10-17  
   last obs. used      2021-03-07  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .44608  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 01:04:57  

Additional Information
 Earth MOID = 1.31841 au 
 Jupiter MOID = 2.31212 au 
 T_jup = 3.302 
[ 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 13.65   n/a E2021B10  

15643 (3540 P-L)          Discovered 1960-Oct-17 by van Houten, C. J., van Houten-Groeneveld, I., Gehrels, T. at Palomar
Reference: 20000621/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 3540 P-L = 1988 XV3 = 1999 CA64 = 2000 JY20 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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