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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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1654623802914603 5.6949e-08  
a 2.619445678455715 3.393e-08 au
q 2.186025961454253 1.3874e-07 au
i 11.63490840442416 6.8578e-06 deg
node 354.1374661456532 3.4298e-05 deg
peri 224.2951663903278 5.0279e-05 deg
M 190.7063121340952 4.5338e-05 deg
tp 2459728.700187869095
(2022-May-29.20018787)
0.00020722 TDB
period 1548.504678098343
4.24
3.0087e-05
8.237e-08
d
yr
n .2324823457699216 4.517e-09 deg/d
Q 3.052865395457177 3.9544e-08 au
  Orbit Determination Parameters
   # obs. used (total)      234  
   data-arc span      10098 days (27.65 yr)  
   first obs. used      1992-03-04  
   last obs. used      2019-10-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .638  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 23:43:13  

Additional Information
 Earth MOID = 1.19662 au 
 Jupiter MOID = 1.98085 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 1.97028841484171 1.97028777334518 1.97028905635001 3.35074871118379 3.21989463596159 2434066.934058208 3.57393527552494 850.721311498188 32.7766859276402 88.2473898304651 2137297.13225008 T 8 CATAB v2.0f-lin.ifort 2019-Nov-07 23:43:20 2019-Nov-07 23:43
2011-Aug-19 14:48 < 00:01 Jupiter 1.98288566659489 1.98288506214538 1.98288627104835 3.15710330323895 3.01876929890474 2455793.116966049 0.423526882662791 265.211301492538 24.260799210247 -86.7396509000774 1964462.5693635 T 8 CATAB v2.0f-lin.ifort 2019-Nov-07 23:43:20 2019-Nov-07 23:43
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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