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JPL Small-Body Database Browser
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27224 (1999 GC9)
Classification: Main-belt Asteroid          SPK-ID: 2027224
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08710967666220508 3.9016e-08  
a 2.335767299921445 9.943e-09 au
q 2.132299365667136 8.9667e-08 au
i 6.075001306756292 5.745e-06 deg
node 188.3320848849525 3.7186e-05 deg
peri 75.68860691177382 5.0485e-05 deg
M 175.9848142789066 3.2306e-05 deg
tp 2457963.094977087638
(2017-Jul-28.59497709)
0.00011753 TDB
period 1303.895504783642
3.57
8.3257e-06
2.279e-08
d
yr
n .276095744389989 1.7629e-09 deg/d
Q 2.539235234175754 1.0809e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1119  
   data-arc span      15792 days (43.24 yr)  
   first obs. used      1975-10-15  
   last obs. used      2019-01-09  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55487  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 01:02:21  

Additional Information
 Earth MOID = 1.12641 au 
 Jupiter MOID = 2.50738 au 
 T_jup = 3.555 
[ 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 15.1   n/a MPO319421  

27224 (1999 GC9)          Discovered 1999-Apr-10 by LONEOS at Anderson Mesa
Reference: 20010804/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1999 GC9 = 1975 TD7 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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