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243077 (2007 HM59)
Classification: Main-belt Asteroid          SPK-ID: 2243077
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 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09231914982205279 6.5541e-08  
a 3.037579495799386 4.1531e-08 au
q 2.757152739230287 2.0055e-07 au
i 9.993298158265205 7.8244e-06 deg
node 41.59700660774061 3.9294e-05 deg
peri 188.9916167642461 6.1537e-05 deg
M 158.8383082595463 5.2372e-05 deg
tp 2458147.316087551922
(2018-Jan-28.81608755)
0.00027373 TDB
period 1933.703599886133
5.29
3.9658e-05
1.086e-07
d
yr
n .1861712415600812 3.8181e-09 deg/d
Q 3.318006252368485 4.5365e-08 au
  Orbit Determination Parameters
   # obs. used (total)      241  
   data-arc span      5024 days (13.75 yr)  
   first obs. used      2006-01-25  
   last obs. used      2019-10-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57565  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 02:13:54  

Additional Information
 Earth MOID = 1.74751 au 
 Jupiter MOID = 1.66598 au 
 T_jup = 3.211 
[ 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 15.7   n/a MPO413137  
diameter diameter 4.858 km 0.877 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.039   0.003 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

243077 (2007 HM59)          Discovered 2007-Apr-18 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20100626/Numbers.arcLast Updated: 2010-06-28

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