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216402 (2008 ET96)
Classification: Main-belt Asteroid          SPK-ID: 2216402
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07620663590239685 7.8437e-08  
a 2.8570562844957 2.8405e-08 au
q 2.639329636470482 2.2688e-07 au
i 2.166017264858298 8.3456e-06 deg
node 169.0836237899652 0.0001295 deg
peri 206.7160612423896 0.00013581 deg
M 45.5976275348178 3.6815e-05 deg
tp 2459173.082922249908
(2020-Nov-19.58292225)
0.00018171 TDB
period 1763.910807171217
4.83
2.6305e-05
7.202e-08
d
yr
n .2040919521193545 3.0437e-09 deg/d
Q 3.074782932520919 3.057e-08 au
  Orbit Determination Parameters
   # obs. used (total)      179  
   data-arc span      6987 days (19.13 yr)  
   first obs. used      2001-11-20  
   last obs. used      2021-01-06  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .66225  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 23:54:40  

Additional Information
 Earth MOID = 1.6396 au 
 Jupiter MOID = 2.31264 au 
 T_jup = 3.298 
[ 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 16.85   n/a MPCxxxxx  

216402 (2008 ET96)          Discovered 2008-Mar-07 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20090607/Numbers.arcLast Updated: 2009-06-08

[ hide close-approach data ]
Close-Approach Data   ...sorted by Date/Time (TDB)
Date/Time (TDB) Time Uncertainty
(days_HH:MM)
Body Nominal Distance (au) Minimum Distance (au) Maximum Distance (au) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified
2179-Apr-26 17:04 00:06 Hygie 0.0463205148112031 0.0463102504267619 0.0463310916421693 3.27489593741959 3.27489568271805 2517039.211112731 5.59497056162701 6118.70894557939 99.8532750492517 85.2547133204219 68974.1116761589 T 14 CATAB v2.0f-lin.ifort 2021-Apr-13 23:54:40 2021-Apr-13 23:54

Alternate Designations
 2008 ET96 = 2006 UP324 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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