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30878 (1992 GQ)
Classification: Main-belt Asteroid          SPK-ID: 2030878
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2456800.5 (2014-May-23.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1501689391840511 6.8958e-08  
a 3.135113089466226 3.4633e-08 AU
q 2.66431648259905 2.1293e-07 AU
i 9.335102081359775 6.3893e-06 deg
node 99.60293490790251 4.6186e-05 deg
peri 67.56689137040134 5.3695e-05 deg
M 23.83572160188233 2.4554e-05 deg
tp 2456666.253167560666
(2014-Jan-08.75316756)
0.00013817 JED
period 2027.581144190893
5.55
3.3598e-05
9.199e-08
d
yr
n .1775514637386599 2.9421e-09 deg/d
Q 3.605909696333402 3.9834e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      801  
   data-arc span      8125 days (22.25 yr)  
   first obs. used      1992-03-28  
   last obs. used      2014-06-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .50568  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Jul-14 13:03:40  

Additional Information
 Earth MOID = 1.68974 AU 
 T_jup = 3.174 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 13.2 mag n/a MPO259551  
rotation period rot_per 3.655 h n/a Asteroid Lightcurve DataBase (Rev. 2013-Sep-12) Published Reference List:
[Warner, B.D. (2013) Minor Planet Bul. 40, 71-80.]

30878 (1992 GQ)          Discovered 1992-Apr-03 by Ueda, S., Kaneda, H. at Kushiro (399)
Reference: 20011130/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1992 GQ = 1997 CM29 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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