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5209 (1989 CW1)
Classification: Jupiter Trojan          SPK-ID: 2005209
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 36 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05080701950546904 2.634e-08  
a 5.200959287082043 6.7694e-08 au
q 4.936714047136115 1.7827e-07 au
i 9.045105346308029 3.9212e-07 deg
node 322.6913560041886 8.8573e-06 deg
peri 104.4249569726485 2.7919e-05 deg
M 348.9264486934582 2.6208e-05 deg
tp 2459529.762522446850
(2021-Nov-11.26252245)
0.00031574 TDB
period 4332.350729483182
11.86
8.4583e-05
2.316e-07
d
yr
n .08309576543516488 1.6223e-09 deg/d
Q 5.465204527027971 7.1134e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2332  
   data-arc span      24185 days (66.21 yr)  
   first obs. used      1955-04-20  
   last obs. used      2021-07-07  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .42111  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-09 09:41:37  

Additional Information
 Earth MOID = 3.96486 au 
 Jupiter MOID = .221356 au 
 T_jup = 2.973 
[ 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 10.34   n/a E2021B10  
diameter diameter 48.197 km 0.258 urn:nasa:pds:neowise_diameters_albedos::2.0[jupiter_trojans] (http://adsabs.harvard.edu/abs/2012ApJ...759...49G)  
geometric albedo albedo 0.069   0.014 urn:nasa:pds:neowise_diameters_albedos::2.0[jupiter_trojans] (http://adsabs.harvard.edu/abs/2012ApJ...759...49G)  

5209 (1989 CW1)          Discovered 1989-Feb-13 by Seki, T. at Geisei
Reference: DISCOVERY.DBLast Updated: 2003-08-29
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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