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72565 (2001 ET8)
Classification: Main-belt Asteroid          SPK-ID: 2072565
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0594497469654599 3.8514e-08  
a 2.734030158731398 1.871e-08 au
q 2.57149275759888 1.055e-07 au
i 2.39661678854868 5.0305e-06 deg
node 45.27723548327235 0.0001046 deg
peri 244.2798807457009 0.00011382 deg
M 21.4636316973041 4.6349e-05 deg
tp 2459102.052637613343
(2020-Sep-09.55263761)
0.00021244 TDB
period 1651.214061022482
4.52
1.695e-05
4.641e-08
d
yr
n .2180213992225072 2.2381e-09 deg/d
Q 2.896567559863915 1.9823e-08 au
  Orbit Determination Parameters
   # obs. used (total)      493  
   data-arc span      8928 days (24.44 yr)  
   first obs. used      1996-01-19  
   last obs. used      2020-06-29  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .63113  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 13:02:46  

Additional Information
 Earth MOID = 1.55441 au 
 Jupiter MOID = 2.19181 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 15.62   n/a E2021B10  

72565 (2001 ET8)          Discovered 2001-Mar-02 by LONEOS at Anderson Mesa
Reference: 20031109/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 2001 ET8 = 1997 HA14 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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