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214237 (2005 EF181)
Classification: Main-belt Asteroid          SPK-ID: 2214237
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06020914530874885 4.8994e-08  
a 2.343588974136591 1.9358e-08 au
q 2.20248348504882 1.0924e-07 au
i 4.494968177429448 5.9912e-06 deg
node 41.64928553262356 6.6456e-05 deg
peri 85.9798476743575 8.6705e-05 deg
M 110.6977496377103 5.7712e-05 deg
tp 2458597.544685915216
(2019-Apr-24.04468592)
0.00020773 TDB
period 1310.450425101548
3.59
1.6236e-05
4.445e-08
d
yr
n .2747147035128042 3.4037e-09 deg/d
Q 2.484694463224363 2.0524e-08 au
  Orbit Determination Parameters
   # obs. used (total)      391  
   data-arc span      6597 days (18.06 yr)  
   first obs. used      2002-04-06  
   last obs. used      2020-04-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54928  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-21 09:04:39  

Additional Information
 Earth MOID = 1.22294 au 
 Jupiter MOID = 2.53183 au 
 T_jup = 3.556 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456998.5 (2014-Dec-07.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06040583645665296 4.9371e-08  
q 2.20170349050209 1.102e-07 au
tp 2457289.446870783699
(2015-Sep-23.94687078)
0.00019888 TDB
node 41.68139902259473 6.6476e-05 deg
peri 86.60462378231031 8.6378e-05 deg
i 4.494787066285437 5.9899e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      391  
   data-arc span      6597 days (18.06 yr)  
   first obs. used      2002-04-06  
   last obs. used      2020-04-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54928  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-21 09:04:39  

Additional Information
 Jupiter MOID = 2.53183 au 
 T_jup = 3.556 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.437496682711033E-15 -5.375966125241307E-15 3.897182859567051E-12 -1.503613615458427E-14 1.099628494690767E-12 9.439393202238525E-16
q -5.375966125241307E-15 1.214314511765464E-14 -7.731113007152821E-12 2.958616995945031E-14 -2.204333478515041E-12 -1.762554740178295E-15
tp 3.897182859567051E-12 -7.731113007152821E-12 3.955346845917076E-8 -1.225140666665073E-10 1.099257832038697E-8 4.287572260613143E-12
node -1.503613615458427E-14 2.958616995945031E-14 -1.225140666665073E-10 4.419006439468088E-9 -4.438407492058408E-9 -1.212165486806677E-10
peri 1.099628494690767E-12 -2.204333478515041E-12 1.099257832038697E-8 -4.438407492058408E-9 7.461189524189235E-9 1.22012520317125E-10
i 9.439393202238525E-16 -1.762554740178295E-15 4.287572260613143E-12 -1.212165486806677E-10 1.22012520317125E-10 3.587921741069607E-11

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.8   n/a MPO418148  

214237 (2005 EF181)          Discovered 2005-Mar-09 by LINEAR at Socorro
Reference: 20090509/Numbers.arcLast Updated: 2009-05-11
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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