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100578 (1997 HY10)
Classification: Main-belt Asteroid          SPK-ID: 2100578
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 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2594709079079651 4.1712e-08  
a 2.616977850015739 1.4715e-08 au
q 1.937948231297121 1.0965e-07 au
i 9.609342018195312 6.4518e-06 deg
node 36.04176132731649 2.9886e-05 deg
peri 91.23491925109415 3.3216e-05 deg
M 225.5235503251143 1.7566e-05 deg
tp 2459578.120011767174
(2021-Dec-29.62001177)
7.9003e-05 TDB
period 1546.316881051755
4.23
1.3042e-05
3.571e-08
d
yr
n .2328112720047004 1.9637e-09 deg/d
Q 3.296007468734357 1.8534e-08 au
  Orbit Determination Parameters
   # obs. used (total)      472  
   data-arc span      13268 days (36.33 yr)  
   first obs. used      1984-04-01  
   last obs. used      2020-07-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60016  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-25 09:03:19  

Additional Information
 Earth MOID = .980794 au 
 Jupiter MOID = 1.87508 au 
 T_jup = 3.339 
[ 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 MPO449610  

100578 (1997 HY10)          Discovered 1997-Apr-30 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Alternate Designations
 1997 HY10 = 1984 GL = 2001 BK77 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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