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JPL Small-Body Database Browser
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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 ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1700220955463525 4.2412e-08  
a 2.774779620658526 1.9553e-08 au
q 2.30300577487485 1.2549e-07 au
i 7.743610197682642 4.8297e-06 deg
node 278.6190151006073 3.0962e-05 deg
peri 95.97957478206698 3.4605e-05 deg
M 327.1391887809988 1.8079e-05 deg
tp 2459154.605078417565
(2020-Nov-01.10507842)
8.5713e-05 TDB
period 1688.267153862728
4.62
1.7845e-05
4.886e-08
d
yr
n .2132363940009885 2.2539e-09 deg/d
Q 3.246553466442201 2.2877e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1322  
   data-arc span      21471 days (58.78 yr)  
   first obs. used      1960-10-17  
   last obs. used      2019-07-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49771  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jan-28 23:52:25  

Additional Information
 Earth MOID = 1.31988 au 
 Jupiter MOID = 2.31006 au 
 T_jup = 3.301 
[ 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 13.6   n/a MPO449064  

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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