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185976 (2001 KY41)
Classification: Main-belt Asteroid          SPK-ID: 2185976
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.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1092870977953484 4.6656e-08  
a 2.312307034274348 1.6825e-08 au
q 2.059601709286735 1.0769e-07 au
i 7.284747880311762 5.0428e-06 deg
node 85.58518140766446 5.7693e-05 deg
peri 198.0249969132531 6.7361e-05 deg
M 96.22106280316341 3.52e-05 deg
tp 2458657.231204442700
(2019-Jun-22.73120444)
0.00012511 TDB
period 1284.300576199469
3.52
1.4017e-05
3.838e-08
d
yr
n .2803082134131872 3.0593e-09 deg/d
Q 2.56501235926196 1.8663e-08 au
  Orbit Determination Parameters
   # obs. used (total)      259  
   data-arc span      6692 days (18.32 yr)  
   first obs. used      2001-05-24  
   last obs. used      2019-09-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .593  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 08:06:59  

Additional Information
 Earth MOID = 1.04448 au 
 Jupiter MOID = 2.54644 au 
 T_jup = 3.565 
[ 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 16.8   n/a MPO436919  

185976 (2001 KY41)          Discovered 2001-May-24 by Kusnirak, P., Pravec, P. at Ondrejov
Reference: 20080520/Numbers.arcLast Updated: 2008-05-22

Alternate Designations
 2001 KY41 = 2006 YW20 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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