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JPL Small-Body Database Browser
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249239 (2008 HS35)
Classification: Main-belt Asteroid          SPK-ID: 2249239
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .03666024607436077 5.5559e-08  
a 3.145755956308087 4.3725e-08 au
q 3.030431768859946 1.9119e-07 au
i 22.93735892104447 8.0688e-06 deg
node 48.7804129658461 1.4691e-05 deg
peri 273.9108611846083 0.000154 deg
M 249.3765702281064 0.00015945 deg
tp 2459226.725267162840
(2021-Jan-12.22526716)
0.00090717 TDB
period 2037.914541643518
5.58
4.249e-05
1.163e-07
d
yr
n .1766511758190167 3.6831e-09 deg/d
Q 3.261080143756228 4.5328e-08 au
  Orbit Determination Parameters
   # obs. used (total)      386  
   data-arc span      7173 days (19.64 yr)  
   first obs. used      1999-10-19  
   last obs. used      2019-06-09  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .65805  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 04:18:35  

Additional Information
 Earth MOID = 2.10515 au 
 Jupiter MOID = 1.86427 au 
 T_jup = 3.085 
[ 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 14.8   n/a MPO264606  
diameter diameter 7.495 km 0.176 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.045   0.003 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

249239 (2008 HS35)          Discovered 2008-Apr-29 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20100824/Numbers.arcLast Updated: 2010-08-27

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