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413998 (2007 EU222)
Classification: Main-belt Asteroid          SPK-ID: 2413998
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .134813000995687 7.0968e-08  
a 2.721051699691807 4.1615e-08 au
q 2.35421855419194 1.9615e-07 au
i 13.23139766231362 9.1482e-06 deg
node 183.9514348293329 2.3191e-05 deg
peri 317.1333748849793 4.0896e-05 deg
M 44.61262852628313 2.9274e-05 deg
tp 2458997.330305129996
(2020-May-27.83030513)
0.00013278 TDB
period 1639.470539381268
4.49
3.7611e-05
1.03e-07
d
yr
n .2195830857295326 5.0374e-09 deg/d
Q 3.087884845191674 4.7226e-08 au
  Orbit Determination Parameters
   # obs. used (total)      157  
   data-arc span      7502 days (20.54 yr)  
   first obs. used      2000-08-30  
   last obs. used      2021-03-15  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .63333  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 13:03:24  

Additional Information
 Earth MOID = 1.38238 au 
 Jupiter MOID = 1.96438 au 
 T_jup = 3.307 
[ 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 16.6   n/a MPO455949  

413998 (2007 EU222)          Discovered 2000-Aug-30 by Spacewatch at Kitt Peak
Reference: Last Updated: 2014-11-10

[ 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
1951-Apr-01 03:26 00:04 Jupiter 1.96534091823767 1.96534013828358 1.96534169819567 4.15199352973842 4.0468617953767 2433737.643340892 3.96163342987089 426.513023979234 33.6117075916815 89.2081872673465 1630702.0729326 T 17 CATAB v2.0f-lin.ifort 2021-Apr-14 13:03:24 2021-Apr-14 13:03
2081-May-30 13:37 00:04 Jupiter 1.9703213340777 1.97032029247949 1.97032237569203 3.92430731262206 3.81318853388026 2481280.067529365 4.20409491608704 417.345075071725 35.624179259312 -83.8252993621904 1531179.4970892 T 17 CATAB v2.0f-lin.ifort 2021-Apr-14 13:03:24 2021-Apr-14 13:03
2117-Aug-10 15:06 00:06 Jupiter 1.97859263831282 1.97859115530263 1.97859412139386 4.34647785724417 4.24684387533498 2494500.129029346 6.37663787876392 693.364624571713 33.9254528171919 85.362613826119 1749458.85660414 T 17 CATAB v2.0f-lin.ifort 2021-Apr-14 13:03:24 2021-Apr-14 13:03

Alternate Designations
 2007 EU222 = 2012 HB46 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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