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JPL Small-Body Database Browser
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17578 (1994 QQ)
Classification: Main-belt Asteroid          SPK-ID: 2017578
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 27 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09793084890874097 3.5944e-08  
a 2.874189412468727 1.5851e-08 au
q 2.592717603381149 9.9262e-08 au
i 9.931387778997852 5.3761e-06 deg
node 341.5205534537979 2.1954e-05 deg
peri 266.7061879838273 3.6068e-05 deg
M 102.4585370483367 2.801e-05 deg
tp 2458093.956024495686
(2017-Dec-06.45602450)
0.0001389 TDB
period 1779.801238968727
4.87
1.4723e-05
4.031e-08
d
yr
n .2022697771626428 1.6732e-09 deg/d
Q 3.155661221556304 1.7403e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1758  
   data-arc span      11053 days (30.26 yr)  
   first obs. used      1989-08-30  
   last obs. used      2019-12-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49287  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 00:20:59  

Additional Information
 Earth MOID = 1.60343 au 
 Jupiter MOID = 1.97171 au 
 T_jup = 3.267 
[ 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 13.5   n/a MPO358801  

17578 (1994 QQ)          Discovered 1994-Aug-16 by Kobayashi, T. at Oizumi
Reference: 20001013/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1994 QQ = 1997 BT1 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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