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146826 (2001 YK145)
Classification: Main-belt Asteroid          SPK-ID: 2146826
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

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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 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .146748953770297 6.3149e-08  
a 3.091197989357493 2.9972e-08 au
q 2.637567918522436 2.0781e-07 au
i 11.00389825232393 8.6199e-06 deg
node 326.1664336167429 2.9238e-05 deg
peri 48.81726986008851 4.1493e-05 deg
M 293.2068058598247 3.2205e-05 deg
tp 2459764.814122828194
(2022-Jul-04.31412283)
0.00018068 TDB
period 1985.128663556407
5.43
2.8872e-05
7.905e-08
d
yr
n .1813484468835643 2.6375e-09 deg/d
Q 3.544828060192552 3.4371e-08 au
  Orbit Determination Parameters
   # obs. used (total)      308  
   data-arc span      8968 days (24.55 yr)  
   first obs. used      1997-01-09  
   last obs. used      2021-07-30  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .60404  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Aug-25 19:03:35  

Additional Information
 Earth MOID = 1.65156 au 
 Jupiter MOID = 1.99714 au 
 T_jup = 3.180 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.17   n/a MPCxxxxx  
diameter diameter 5.263 km 0.373 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.058   0.010 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

146826 (2001 YK145)          Discovered 2001-Dec-17 by LINEAR at Socorro
Reference: 20070106/Numbers.arcLast Updated: 2007-01-09

Alternate Designations
 2001 YK145 = 2000 SC304 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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