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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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1349529618429365 7.9253e-08  
a 2.721572078283225 5e-08 au
q 2.354287865449868 2.2998e-07 au
i 13.23015700708231 9.5444e-06 deg
node 183.9533063868409 2.3925e-05 deg
peri 317.1787318952577 4.5216e-05 deg
M .6591191775763705 3.0604e-05 deg
tp 2458997.497454239030
(2020-May-27.99745424)
0.00013942 TDB
period 1639.940864600372
4.49
4.5193e-05
1.237e-07
d
yr
n .219520110615529 6.0495e-09 deg/d
Q 3.088856291116583 5.6748e-08 au
  Orbit Determination Parameters
   # obs. used (total)      153  
   data-arc span      7089 days (19.41 yr)  
   first obs. used      2000-08-30  
   last obs. used      2020-01-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60302  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-26 07:03:41  

Additional Information
 Earth MOID = 1.38257 au 
 Jupiter MOID = 1.96423 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 03:28 00:05 Jupiter 1.96534074703322 1.96533992407811 1.96534156998878 4.15199308848524 4.04686133279488 2433737.644673348 4.69516307792037 497.351474486746 37.5127235660851 -89.6584577205189 1544194.90823379 T 16 CATAB v2.0f-lin.ifort 2020-Feb-26 07:03:54 2020-Feb-26 07:03
2081-May-30 13:35 00:05 Jupiter 1.97032145622203 1.97032040404314 1.97032250842164 3.92430109978465 3.81318214636253 2481280.066042467 5.07962066600266 512.467152171884 38.1024907233833 -84.8596127744914 1442608.13618371 T 16 CATAB v2.0f-lin.ifort 2020-Feb-26 07:03:54 2020-Feb-26 07:03
2117-Aug-10 15:03 00:08 Jupiter 1.97859178039362 1.97858984291404 1.97859371798657 4.34647165727388 4.24683748564367 2494500.126949650 7.67469138649098 836.667627139638 36.9158029056245 84.7080238106744 1658364.86468324 T 16 CATAB v2.0f-lin.ifort 2020-Feb-26 07:03:54 2020-Feb-26 07:03

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