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379732 (2011 GY54)
Classification: Main-belt Asteroid          SPK-ID: 2379732
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0913396585451681 4.5868e-08  
a 2.54156141286337 2.5623e-08 au
q 2.309416061240855 1.1857e-07 au
i 14.17628995207313 5.2664e-06 deg
node 112.5168139106476 2.456e-05 deg
peri 22.7887346296559 4.4782e-05 deg
M 150.5565847225286 4.1364e-05 deg
tp 2458381.562789964889
(2018-Sep-20.06278996)
0.00016543 TDB
period 1479.957824649689
4.05
2.238e-05
6.127e-08
d
yr
n .2432501751090193 3.6785e-09 deg/d
Q 2.773706764485885 2.7963e-08 au
  Orbit Determination Parameters
   # obs. used (total)      219  
   data-arc span      6801 days (18.62 yr)  
   first obs. used      2002-01-08  
   last obs. used      2020-08-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59524  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 18:02:12  

Additional Information
 Earth MOID = 1.32983 au 
 Jupiter MOID = 2.30246 au 
 T_jup = 3.397 
[ 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 16.5   n/a MPO437556  

379732 (2011 GY54)          Discovered 2002-Jan-08 by ADAS at Cima Ekar
Reference: Last Updated: 2013-11-20

Alternate Designations
 2011 GY54 = 2002 AF18 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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