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447750 (2007 HS47)
Classification: Main-belt Asteroid          SPK-ID: 2447750
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.


Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1904457159218705 4.1964e-08  
a 2.362845698055741 2.066e-08 au
q 1.912851857476603 1.0444e-07 au
i 2.703462926437242 6.7226e-06 deg
node 157.3484926210188 0.00019479 deg
peri 150.2061488443767 0.00019766 deg
M 205.738274296628 3.6965e-05 deg
tp 2459768.969480994841
(2022-Jul-08.46948099)
0.00013866 TDB
period 1326.635056265739
3.63
1.7399e-05
4.764e-08
d
yr
n .2713632496742105 3.559e-09 deg/d
Q 2.812839538634878 2.4594e-08 au
  Orbit Determination Parameters
   # obs. used (total)      83  
   data-arc span      5548 days (15.19 yr)  
   first obs. used      2004-09-17  
   last obs. used      2019-11-26  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .59302  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 15:02:46  

Additional Information
 Earth MOID = .896683 au 
 Jupiter MOID = 2.44152 au 
 T_jup = 3.524 
[ 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 18.1   n/a MPO450460  

447750 (2007 HS47)          Discovered 2004-Sep-17 by Spacewatch at Kitt Peak
Reference: Last Updated: 2015-10-28

Alternate Designations
 2007 HS47 = 2004 SA8 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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