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143649 (2003 QQ47)
Classification: Apollo [NEO, PHA]          SPK-ID: 2143649
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


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Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 97 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1869754297609897 5.6122e-08  
a 1.085369905314513 3.2296e-09 au
q .8824324008186872 5.9376e-08 au
i 62.09917848912533 2.8791e-05 deg
node .9943300191006299 6.8724e-06 deg
peri 104.981552438462 2.0456e-05 deg
M 230.75797566919 1.9216e-05 deg
tp 2458748.774456605161
(2019-Sep-22.27445661)
2.2306e-05 TDB
period 413.0143013020957
1.13
1.8434e-06
5.047e-09
d
yr
n .8716405191419295 3.8905e-09 deg/d
Q 1.288307409810339 3.8335e-09 au
  Orbit Determination Parameters
   # obs. used (total)      448  
   # delay obs. used      0  
   # Doppler obs. used      1  
   data-arc span      4285 days (11.73 yr)  
   first obs. used      2003-08-24  
   last obs. used      2015-05-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .4907  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Apr-06 09:27:22  

Additional Information
 Earth MOID = .00303335 au 
 Jupiter MOID = 3.83993 au 
 T_jup = 5.214 
[ 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 17.4   n/a MPO270684  
rotation period rot_per 3.679 h n/a LCDB (Rev. 2019-January); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Warner, Brian D. (2014) Minor Planet Bull. 41, 213-224.]

143649 (2003 QQ47)          Discovered 2003-Aug-24 by LINEAR at Socorro
Reference: 20061205/Numbers.arcLast Updated: 2006-12-13

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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