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JPL Small-Body Database Browser
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26026 (4664 P-L)
Classification: Main-belt Asteroid          SPK-ID: 2026026
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 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1743705989788026 4.7977e-08  
a 2.810166409131842 1.5767e-08 au
q 2.320156009141412 1.3444e-07 au
i 9.446725227099696 5.6226e-06 deg
node 11.4292632506321 2.4513e-05 deg
peri 344.5605885397699 2.7832e-05 deg
M 239.8260370276386 1.5731e-05 deg
tp 2459574.886688533272
(2021-Dec-26.38668853)
7.7592e-05 TDB
period 1720.665631369206
4.71
1.4482e-05
3.965e-08
d
yr
n .2092213579657152 1.7609e-09 deg/d
Q 3.300176809122272 1.8517e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1254  
   data-arc span      21766 days (59.59 yr)  
   first obs. used      1960-09-24  
   last obs. used      2020-04-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49645  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 05:59:16  

Additional Information
 Earth MOID = 1.31783 au 
 Jupiter MOID = 2.15073 au 
 T_jup = 3.279 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456957.5 (2014-Oct-27.0) TDB
Reference: JPL 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1731041350981313 4.8019e-08  
q 2.325045888854668 1.345e-07 au
tp 2456133.739810739620
(2012-Jul-25.23981074)
6.7823e-05 TDB
node 11.44933615829351 2.4518e-05 deg
peri 344.8759064554498 2.7871e-05 deg
i 9.443511833415458 5.6204e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1254  
   data-arc span      21766 days (59.59 yr)  
   first obs. used      1960-09-24  
   last obs. used      2020-04-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49645  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 05:59:16  

Additional Information
 Jupiter MOID = 2.15073 au 
 T_jup = 3.279 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.30580194975328E-15 -6.428291206071107E-15 1.321201967732388E-12 9.994543439433716E-15 2.353243866997019E-13 -2.151572235731298E-15
q -6.428291206071107E-15 1.809076322329444E-14 -3.580173111738908E-12 -2.676988007304719E-14 -6.201500488013048E-13 6.855782838236582E-15
tp 1.321201967732388E-12 -3.580173111738908E-12 4.599947731224638E-9 5.9133295341398E-12 9.116514256352698E-10 -4.785970609589419E-12
node 9.994543439433716E-15 -2.676988007304719E-14 5.9133295341398E-12 6.011456062502608E-10 -5.911972694167584E-10 2.663108122735086E-11
peri 2.353243866997019E-13 -6.201500488013048E-13 9.116514256352698E-10 -5.911972694167584E-10 7.768166907313395E-10 -2.697842582803239E-11
i -2.151572235731298E-15 6.855782838236582E-15 -4.785970609589419E-12 2.663108122735086E-11 -2.697842582803239E-11 3.158920359064463E-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 14.0   n/a MPO474108  
diameter diameter 8.153 km 0.252 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.067   0.014 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

26026 (4664 P-L)          Discovered 1960-Sep-24 by van Houten, C. J., van Houten-Groeneveld, I., Gehrels, T. at Palomar
Reference: 20010606/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 4664 P-L = 1979 WA5 = 1998 VJ18 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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