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241787 (2001 PE13)
Classification: Main-belt Asteroid          SPK-ID: 2241787
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2792602526209707 4.0017e-08  
a 3.147311591183443 2.4157e-08 au
q 2.268392561152646 1.2822e-07 au
i 23.58147316333898 7.3421e-06 deg
node 312.5894003740146 1.2299e-05 deg
peri 106.2248539299154 2.0192e-05 deg
M 80.07630707724144 1.3238e-05 deg
tp 2458546.861846247915
(2019-Mar-04.36184625)
7.3373e-05 TDB
period 2039.426408528334
5.58
2.3481e-05
6.429e-08
d
yr
n .1765202208300219 2.0323e-09 deg/d
Q 4.026230621214241 3.0904e-08 au
  Orbit Determination Parameters
   # obs. used (total)      486  
   data-arc span      6797 days (18.61 yr)  
   first obs. used      2001-08-12  
   last obs. used      2020-03-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55434  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 01:06:17  

Additional Information
 Earth MOID = 1.40106 au 
 Jupiter MOID = 1.75595 au 
 T_jup = 3.022 
[ 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 15.2   n/a MPO454768  
diameter diameter 6.753 km 1.243 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.035   0.007 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

241787 (2001 PE13)          Discovered 2001-Aug-12 by Kusnirak, P. at Ondrejov
Reference: 20100626/Numbers.arcLast Updated: 2010-06-28

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