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JPL Small-Body Database Browser
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15640 (2632 P-L)
Classification: Main-belt Asteroid          SPK-ID: 2015640
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 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2127700466797627 5.7848e-08  
a 2.978028092032098 1.7339e-08 au
q 2.344392915876784 1.6568e-07 au
i 1.18734433586418 5.4035e-06 deg
node 18.162519339778 0.00022098 deg
peri 333.5550686064258 0.00022127 deg
M 218.0135620299638 1.5068e-05 deg
tp 2459740.848115907692
(2022-Jun-10.34811591)
8.2933e-05 TDB
period 1877.118163799662
5.14
1.6394e-05
4.488e-08
d
yr
n .1917833447795786 1.6749e-09 deg/d
Q 3.611663268187412 2.1028e-08 au
  Orbit Determination Parameters
   # obs. used (total)      878  
   data-arc span      21676 days (59.35 yr)  
   first obs. used      1960-09-24  
   last obs. used      2020-01-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53926  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-22 21:23:32  

Additional Information
 Earth MOID = 1.33894 au 
 Jupiter MOID = 1.82528 au 
 T_jup = 3.225 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456658.5 (2014-Jan-01.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2102985057386607 5.7884e-08  
q 2.355370829372488 1.6592e-07 au
tp 2455985.357271314684
(2012-Feb-27.85727131)
6.5621e-05 TDB
node 18.23168096600634 0.00022107 deg
peri 333.860257141785 0.00022135 deg
i 1.186745467997477 5.397e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      878  
   data-arc span      21676 days (59.35 yr)  
   first obs. used      1960-09-24  
   last obs. used      2020-01-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53926  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-22 21:23:32  

Additional Information
 Jupiter MOID = 1.82528 au 
 T_jup = 3.225 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.350527264492247E-15 -9.580051476210742E-15 1.541260360216148E-12 1.348071016976249E-14 1.976696437657087E-13 -6.028966296846517E-16
q -9.580051476210742E-15 2.752911937775188E-14 -4.291726421257625E-12 -4.573481981789789E-14 -5.321920639939724E-13 1.730597756985694E-15
tp 1.541260360216148E-12 -4.291726421257625E-12 4.306084286721518E-9 3.097808277832885E-11 7.576865519897284E-10 -7.775841540489514E-13
node 1.348071016976249E-14 -4.573481981789789E-14 3.097808277832885E-11 4.887024994557739E-8 -4.885461535170299E-8 -2.699890250275441E-11
peri 1.976696437657087E-13 -5.321920639939724E-13 7.576865519897284E-10 -4.885461535170299E-8 4.899792091781442E-8 2.688201498585505E-11
i -6.028966296846517E-16 1.730597756985694E-15 -7.775841540489514E-13 -2.699890250275441E-11 2.688201498585505E-11 2.912763701053678E-11

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 14.7   n/a MPO467863  
diameter diameter 6.943 km 0.350 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.058   0.010 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

15640 (2632 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

[ show close-approach data ]
Alternate Designations
 2632 P-L = 2000 JC43 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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