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213499 (2002 GY50)
Classification: Main-belt Asteroid          SPK-ID: 2213499
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1495577262038119 3.579e-08  
a 2.285362954412338 1.022e-08 au
q 1.943569267400003 7.8056e-08 au
i 5.722194979904899 5.0786e-06 deg
node 162.7065767397289 3.7381e-05 deg
peri 102.0220107923798 4.1637e-05 deg
M 95.33634758145065 1.7814e-05 deg
tp 2458866.314801404649
(2020-Jan-17.81480140)
6.2137e-05 TDB
period 1261.91819328449
3.45
8.4648e-06
2.318e-08
d
yr
n .2852799824234253 1.9136e-09 deg/d
Q 2.627156641424673 1.1748e-08 au
  Orbit Determination Parameters
   # obs. used (total)      468  
   data-arc span      6856 days (18.77 yr)  
   first obs. used      2002-04-05  
   last obs. used      2021-01-11  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .52086  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 23:42:56  

Additional Information
 Earth MOID = .936001 au 
 Jupiter MOID = 2.45808 au 
 T_jup = 3.581 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.91   n/a E2021B55  

213499 (2002 GY50)          Discovered 2002-Apr-05 by LONEOS at Anderson Mesa
Reference: 20090509/Numbers.arcLast Updated: 2009-05-11

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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