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392701 (2011 YK45)
Classification: Jupiter Trojan          SPK-ID: 2392701
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 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05666404202828466 2.566e-07  
a 5.19941137751575 1.7785e-06 au
q 4.904791712697856 1.1229e-06 au
i 5.684513673494833 1.6772e-05 deg
node 238.1374619850098 0.00012149 deg
peri 196.0224324609026 0.00039004 deg
M 294.7604107015559 0.00048982 deg
tp 2459785.262812076506
(2022-Jul-24.76281208)
0.0062822 TDB
period 4330.416781981179
11.86
0.0022218
6.083e-06
d
yr
n .08313287568484318 4.2653e-08 deg/d
Q 5.494031042333644 1.8792e-06 au
  Orbit Determination Parameters
   # obs. used (total)      72  
   data-arc span      2833 days (7.76 yr)  
   first obs. used      2008-09-28  
   last obs. used      2016-07-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      1  
   norm. resid. RMS      .6359  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Apr-09 21:19:43  

Additional Information
 Earth MOID = 3.92009 au 
 Jupiter MOID = .125269 au 
 T_jup = 2.987 
[ 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 14.1   n/a MPO494990  

392701 (2011 YK45)          Discovered 2008-Sep-28 by Mt. Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2014-04-17

Alternate Designations
 2011 YK45 = 2008 SO230 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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