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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 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1502320116907037 6.8976e-08  
a 3.135639081629074 3.4554e-08 AU
q 2.664565714459948 2.1295e-07 AU
i 9.335034807120087 6.381e-06 deg
node 99.60324920275902 4.6183e-05 deg
peri 67.62509250899078 5.3677e-05 deg
M 59.28839861987083 2.4558e-05 deg
tp 2456666.493630112458
(2014-Jan-08.99363011)
0.000138 JED
period 2028.091430339546
5.55
3.3524e-05
9.178e-08
d
yr
n .1775067901843697 2.9341e-09 deg/d
Q 3.606712448798201 3.9745e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      822  
   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      .49985  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Oct-09 15:03:45  

Additional Information
 Earth MOID = 1.69047 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 13.3 mag n/a MPO309393  
rotation period rot_per 3.655 h n/a Asteroid Lightcurve DataBase (Rev. 2014-Mar-01) 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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