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266439 (2007 HY26)
Classification: Main-belt Asteroid          SPK-ID: 2266439
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 .06009396533457873 5.5541e-08  
a 3.086178288176097 3.7241e-08 au
q 2.900717597110113 1.8431e-07 au
i 5.525143311174565 6.0562e-06 deg
node 199.694933942905 5.6076e-05 deg
peri 198.8003619066103 7.7188e-05 deg
M 337.4626370821766 5.553e-05 deg
tp 2459124.473979388683
(2020-Oct-01.97397939)
0.00030624 TDB
period 1980.295243177292
5.42
3.5844e-05
9.814e-08
d
yr
n .1817910744573606 3.2905e-09 deg/d
Q 3.271638979242081 3.9479e-08 au
  Orbit Determination Parameters
   # obs. used (total)      247  
   data-arc span      5831 days (15.96 yr)  
   first obs. used      2003-09-16  
   last obs. used      2019-09-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57953  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 04:36:32  

Additional Information
 Earth MOID = 1.9083 au 
 Jupiter MOID = 2.03215 au 
 T_jup = 3.216 
[ 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 15.5   n/a MPO450146  

266439 (2007 HY26)          Discovered 2007-Apr-18 by Spacewatch at Kitt Peak
Reference: 20110218/Numbers.arcLast Updated: 2011-02-22

[ show close-approach data ]
Alternate Designations
 2007 HY26 = 2003 SZ205 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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