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82642 (2001 PX5)
Classification: Main-belt Asteroid          SPK-ID: 2082642
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 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .227819000466891 4.3326e-08  
a 3.022581830520291 1.9674e-08 au
q 2.333980259061773 1.3314e-07 au
i 10.06987524905546 3.9506e-06 deg
node 130.0909419311685 3.2247e-05 deg
peri 290.0593023553841 3.3724e-05 deg
M 147.3084381908755 1.1464e-05 deg
tp 2458215.100442640136
(2018-Apr-06.60044264)
5.7982e-05 TDB
period 1919.400165543705
5.26
1.874e-05
5.131e-08
d
yr
n .1875585958897859 1.8312e-09 deg/d
Q 3.71118340197881 2.4156e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1038  
   data-arc span      8154 days (22.32 yr)  
   first obs. used      1998-02-24  
   last obs. used      2020-06-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53245  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 21:11:05  

Additional Information
 Earth MOID = 1.36983 au 
 Jupiter MOID = 1.73625 au 
 T_jup = 3.183 
[ 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 14.3   n/a MPO474715  
diameter diameter 5.736 km 1.639 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 11.61144 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 sidereal period (not synodic); Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Durech, J.; Hanus, J.; Oszkiewsicz, D.; Vanco, R. (2016) Astron. Astrophys. 587, A48.]
geometric albedo albedo 0.135   0.063 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

82642 (2001 PX5)          Discovered 2001-Aug-10 by NEAT at Haleakala
Reference: 20040504/Numbers.arcLast Updated: 2004-07-16

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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