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410598 (2008 HN27)
Classification: Main-belt Asteroid          SPK-ID: 2410598
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1459407345853095 7.5738e-08  
a 2.920094494002952 4.9805e-08 au
q 2.493933758489643 2.1813e-07 au
i 14.04090493889159 8.8318e-06 deg
node 112.4896198675965 3.1722e-05 deg
peri 147.886726497215 4.4435e-05 deg
M 126.0098561905898 3.9103e-05 deg
tp 2458362.536546816734
(2018-Sep-01.03654682)
0.00018737 TDB
period 1822.610152007512
4.99
4.6629e-05
1.277e-07
d
yr
n .1975189261419829 5.0533e-09 deg/d
Q 3.34625522951626 5.7073e-08 au
  Orbit Determination Parameters
   # obs. used (total)      95  
   data-arc span      5488 days (15.03 yr)  
   first obs. used      2003-06-05  
   last obs. used      2018-06-14  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .68209  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 12:31:40  

Additional Information
 Earth MOID = 1.48935 au 
 Jupiter MOID = 1.82563 au 
 T_jup = 3.220 
[ 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 17.0   n/a MPO450421  

410598 (2008 HN27)          Discovered 2008-Apr-27 by Spacewatch at Kitt Peak
Reference: Last Updated: 2014-10-09

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