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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.


Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .279392321224804 4.0036e-08  
a 3.146584109736395 2.415e-08 au
q 2.26745267138806 1.2824e-07 au
i 23.58195072258656 7.3424e-06 deg
node 312.5906772733217 1.23e-05 deg
peri 106.1772825097747 2.0186e-05 deg
M 115.430046185745 1.3372e-05 deg
tp 2458546.807031835039
(2019-Mar-04.30703183)
7.3299e-05 TDB
period 2038.719348346306
5.58
2.347e-05
6.426e-08
d
yr
n .1765814408403057 2.0329e-09 deg/d
Q 4.02571554808473 3.0897e-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.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .55436  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 01:37:02  

Additional Information
 Earth MOID = 1.39988 au 
 Jupiter MOID = 1.75736 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 15.27   n/a E2021B55  
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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