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35131 (1992 PE2)
Classification: Main-belt Asteroid          SPK-ID: 2035131
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2299379221763838 5.0369e-08  
a 2.590729452286975 1.5141e-08 au
q 1.995022505106947 1.3667e-07 au
i 12.49940387041711 5.4485e-06 deg
node 291.9495702173091 2.013e-05 deg
peri 74.62144482753905 2.3405e-05 deg
M 208.5679772273583 1.2877e-05 deg
tp 2459641.188226241440
(2022-Mar-02.68822624)
5.8198e-05 TDB
period 1523.110879877833
4.17
1.3353e-05
3.656e-08
d
yr
n .2363583667847447 2.0721e-09 deg/d
Q 3.186436399467004 1.8623e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1106  
   data-arc span      10129 days (27.73 yr)  
   first obs. used      1992-07-31  
   last obs. used      2020-04-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .45422  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 08:03:11  

Additional Information
 Earth MOID = 1.03459 au 
 Jupiter MOID = 2.44035 au 
 T_jup = 3.349 
[ 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 14.6   n/a MPO378866  
diameter diameter 3.328 km 0.158 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 14.790 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]
geometric albedo albedo 0.401   0.069 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

35131 (1992 PE2)          Discovered 1992-Aug-02 by Holt, H. E. at Palomar
Reference: 20020227/Numbers.arcLast Updated: 2004-04-19

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Alternate Designations
 1992 PE2 = 2001 SZ282 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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