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359304 (2009 HN85)
Classification: Main-belt Asteroid          SPK-ID: 2359304
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .01981102193655214 5.3236e-08  
a 2.635866836689084 2.7323e-08 au
q 2.583647620965606 1.3913e-07 au
i 15.01752195769681 7.0543e-06 deg
node 194.2491482024724 1.9256e-05 deg
peri 54.20453926192088 0.00017516 deg
M 269.4319247345672 0.00017777 deg
tp 2459789.738710634004
(2022-Jul-29.23871063)
0.00077371 TDB
period 1563.088708834174
4.28
2.4304e-05
6.654e-08
d
yr
n .2303132240450416 3.581e-09 deg/d
Q 2.688086052412562 2.7864e-08 au
  Orbit Determination Parameters
   # obs. used (total)      176  
   data-arc span      6736 days (18.44 yr)  
   first obs. used      2002-10-10  
   last obs. used      2021-03-20  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .55303  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 12:16:50  

Additional Information
 Earth MOID = 1.59325 au 
 Jupiter MOID = 2.28429 au 
 T_jup = 3.349 
[ 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 16.79   n/a MPCxxxxx  

359304 (2009 HN85)          Discovered 2009-Apr-29 by Spacewatch at Kitt Peak
Reference: 20130327/Numbers.arcLast Updated: 2013-03-29

Alternate Designations
 2009 HN85 = 2006 SV58 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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