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100226 (1994 PJ16)
Classification: Main-belt Asteroid          SPK-ID: 2100226
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 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2040824890187841 5.3237e-08  
a 2.758722831144282 1.4689e-08 au
q 2.19571580925141 1.5005e-07 au
i 2.853387369299639 5.6137e-06 deg
node 323.8445498938421 8.31e-05 deg
peri 45.19799808661914 8.3716e-05 deg
M 243.8212159325527 1.0307e-05 deg
tp 2459740.613281223341
(2022-Jun-10.11328122)
5.0232e-05 TDB
period 1673.634156194308
4.58
1.3367e-05
3.66e-08
d
yr
n .215100772571831 1.718e-09 deg/d
Q 3.321729853037153 1.7687e-08 au
  Orbit Determination Parameters
   # obs. used (total)      622  
   data-arc span      9437 days (25.84 yr)  
   first obs. used      1994-08-10  
   last obs. used      2020-06-11  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .52427  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 15:31:12  

Additional Information
 Earth MOID = 1.19457 au 
 Jupiter MOID = 2.15472 au 
 T_jup = 3.310 
[ 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 15.67   n/a E2021B55  
diameter diameter 4.056 km 1.205 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.068   0.014 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

100226 (1994 PJ16)          Discovered 1994-Aug-10 by Elst, E. W. at La Silla
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Alternate Designations
 1994 PJ16 = 1999 VQ113 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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