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JPL Small-Body Database Browser
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15641 (2668 P-L)
Classification: Main-belt Asteroid          SPK-ID: 2015641
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05673895672057892 4.1482e-08  
a 2.26404467656584 8.2697e-09 au
q 2.135585143648713 9.3623e-08 au
i 1.365415577749141 3.8822e-06 deg
node 111.6557916462915 0.00019922 deg
peri 137.9941073253367 0.00020238 deg
M 183.0409844752755 3.58e-05 deg
tp 2459212.140322286743
(2020-Dec-28.64032229)
0.00012379 TDB
period 1244.302333906592
3.41
6.8174e-06
1.867e-08
d
yr
n .2893187533207863 1.5852e-09 deg/d
Q 2.392504209482966 8.7389e-09 au
  Orbit Determination Parameters
   # obs. used (total)      854  
   data-arc span      21307 days (58.34 yr)  
   first obs. used      1960-09-24  
   last obs. used      2019-01-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57855  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-12 19:33:16  

Additional Information
 Earth MOID = 1.12131 au 
 Jupiter MOID = 2.60448 au 
 T_jup = 3.615 
[ 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 16.1   n/a MPO358783  
diameter diameter 2.915 km 0.215 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.131   0.042 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

15641 (2668 P-L)          Discovered 1960-Sep-24 by van Houten, C. J., van Houten-Groeneveld, I., Gehrels, T. at Palomar
Reference: 20000621/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 2668 P-L = 1993 FE35 = 1997 PK5 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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