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29147 (1988 GG)
Classification: Main-belt Asteroid          SPK-ID: 2029147
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2456800.5 (2014-May-23.0) TDB
Reference: JPL 7 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2160493800416894 1.1375e-07  
a 2.389335762403865 1.8631e-08 AU
q 1.873121252225073 2.7156e-07 AU
i 25.54970398549446 1.2803e-05 deg
node 26.53365859945139 1.7422e-05 deg
peri 166.0429835193307 2.5572e-05 deg
M 33.84197263742844 1.927e-05 deg
tp 2456673.685950397031
(2014-Jan-16.18595040)
7.1533e-05 JED
period 1349.00699631728
3.69
1.5779e-05
4.32e-08
d
yr
n .2668629599273997 3.1214e-09 deg/d
Q 2.905550272582658 2.2657e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      559  
   data-arc span      9470 days (25.93 yr)  
   first obs. used      1988-04-11  
   last obs. used      2014-03-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .58062  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Jun-10 02:14:31  

Additional Information
 Earth MOID = .876459 AU 
 T_jup = 3.372 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 13.8 mag n/a MPO250491  
rotation period rot_per 99. h n/a Asteroid Lightcurve DataBase (Rev. 2013-Sep-12) Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Warner, B.D. (2010) Minor Planet Bul. 37, 161-165.]

29147 (1988 GG)          Discovered 1988-Apr-11 by Ueda, S., Kaneda, H. at Kushiro (399)
Reference: 20011002/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1988 GG = 1999 GY6 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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