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212099 (2005 EX139)
Classification: Main-belt Asteroid          SPK-ID: 2212099
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 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1652395707264012 5.6303e-08  
a 2.619987044723307 3.3643e-08 au
q 2.187061510144495 1.3753e-07 au
i 11.63435011451634 6.7456e-06 deg
node 354.1308525837758 3.4252e-05 deg
peri 224.2737003080859 5.0306e-05 deg
M 237.2193329769775 4.6109e-05 deg
tp 2459728.792725132549
(2022-May-29.29272513)
0.00020721 TDB
period 1548.984751907693
4.24
2.9836e-05
8.169e-08
d
yr
n .2324102929719821 4.4766e-09 deg/d
Q 3.052912579302119 3.9202e-08 au
  Orbit Determination Parameters
   # obs. used (total)      242  
   data-arc span      10575 days (28.95 yr)  
   first obs. used      1992-03-04  
   last obs. used      2021-02-15  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .63362  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 23:37:18  

Additional Information
 Earth MOID = 1.19672 au 
 Jupiter MOID = 1.97958 au 
 T_jup = 3.357 
[ 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 16.1   n/a MPO494171  

212099 (2005 EX139)          Discovered 2005-Mar-09 by Spacewatch at Kitt Peak
Reference: 20090409/Numbers.arcLast Updated: 2009-04-10

[ 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
1952-Feb-24 10:25 00:04 Jupiter 1.97028850491459 1.97028787368544 1.97028913615472 3.35074846059828 3.21989438203367 2434066.934185737 3.54835948278444 846.797596673718 32.4836227230545 88.2716597784091 2155593.6086342 T 10 CATAB v2.0f-lin.ifort 2021-Apr-13 23:37:19 2021-Apr-13 23:37
2011-Aug-19 14:48 < 00:01 Jupiter 1.98288572303467 1.98288512582984 1.98288632024334 3.15710364416061 3.0187696602584 2455793.116945494 0.423331283702291 264.648435001298 24.1284632102194 -86.7551290588353 1989497.6144092 T 10 CATAB v2.0f-lin.ifort 2021-Apr-13 23:37:19 2021-Apr-13 23:37
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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