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266586 (2008 HF47)
Classification: Main-belt Asteroid          SPK-ID: 2266586
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

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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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1056371029077884 4.8562e-08  
a 2.427791249889996 2.1665e-08 au
q 2.171326415786738 1.1711e-07 au
i 5.170609781061458 5.3893e-06 deg
node 237.6139253968928 6.3554e-05 deg
peri 16.00280653420031 6.9185e-05 deg
M 51.74384962687686 2.9812e-05 deg
tp 2458801.903461312092
(2019-Nov-14.40346131)
0.00011369 TDB
period 1381.705351325674
3.78
1.8495e-05
5.064e-08
d
yr
n .2605475904501628 3.4876e-09 deg/d
Q 2.684256083993254 2.3953e-08 au
  Orbit Determination Parameters
   # obs. used (total)      242  
   data-arc span      8525 days (23.34 yr)  
   first obs. used      1996-01-29  
   last obs. used      2019-06-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5984  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 12:48:09  

Additional Information
 Earth MOID = 1.15739 au 
 Jupiter MOID = 2.34494 au 
 T_jup = 3.496 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.6   n/a MPO433731  

266586 (2008 HF47)          Discovered 2008-Apr-28 by Spacewatch at Kitt Peak
Reference: 20110218/Numbers.arcLast Updated: 2011-02-22

Alternate Designations
 2008 HF47 = 2004 GY79 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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