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JPL Small-Body Database Browser
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423330 (2005 GG21)
Classification: Main-belt Asteroid          SPK-ID: 2423330
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 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1506572196463551 8.3922e-08  
a 2.352697735798705 1.6916e-08 au
q 1.998246836254997 1.962e-07 au
i 7.083592954122411 9.2594e-06 deg
node 212.4757915147682 4.7317e-05 deg
peri 19.31460004148228 5.153e-05 deg
M 47.74687330890454 1.9997e-05 deg
tp 2458825.680422992473
(2019-Dec-08.18042299)
7.2583e-05 TDB
period 1318.097780257639
3.61
1.4215e-05
3.892e-08
d
yr
n .2731208605249555 2.9455e-09 deg/d
Q 2.707148635342413 1.9464e-08 au
  Orbit Determination Parameters
   # obs. used (total)      112  
   data-arc span      7061 days (19.33 yr)  
   first obs. used      1999-10-13  
   last obs. used      2019-02-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52802  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 03:06:45  

Additional Information
 Earth MOID = .98949 au 
 Jupiter MOID = 2.28229 au 
 T_jup = 3.531 
[ 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 17.3   n/a MPO423496  

423330 (2005 GG21)          Discovered 2005-Apr-03 by NEAT at Palomar
Reference: Last Updated: 2015-02-04

Alternate Designations
 2005 GG21 = 2002 PC5 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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