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52789 (1998 QH47)
Classification: Main-belt Asteroid          SPK-ID: 2052789
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1325253369725067 4.0292e-08  
a 2.314395316254121 8.696e-09 au
q 2.007679297079952 9.2544e-08 au
i 7.247135938809061 4.2146e-06 deg
node 8.562140087618086 3.0842e-05 deg
peri 342.5663217840851 3.3876e-05 deg
M 111.5494302906594 1.5337e-05 deg
tp 2458802.008010797445
(2019-Nov-14.50801080)
5.4165e-05 TDB
period 1286.040777968297
3.52
7.2482e-06
1.984e-08
d
yr
n .2799289152935978 1.5777e-09 deg/d
Q 2.62111133542829 9.8485e-09 au
  Orbit Determination Parameters
   # obs. used (total)      751  
   data-arc span      9301 days (25.46 yr)  
   first obs. used      1995-08-31  
   last obs. used      2021-02-16  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .53232  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 10:48:10  

Additional Information
 Earth MOID = 1.00195 au 
 Jupiter MOID = 2.80149 au 
 T_jup = 3.560 
[ 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 15.93   n/a MPCxxxxx  

52789 (1998 QH47)          Discovered 1998-Aug-17 by LINEAR at Socorro
Reference: 20030216/Numbers.arcLast Updated: 2004-04-19

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