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233030 (2005 EC284)
Classification: Main-belt Asteroid          SPK-ID: 2233030
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 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0383344361066727 5.9691e-08  
a 3.047533986535996 3.3127e-08 au
q 2.930708489646219 1.8927e-07 au
i 16.72814483238788 5.4837e-06 deg
node 136.0781716828911 2.0752e-05 deg
peri 92.66121133095569 8.4091e-05 deg
M 246.1438574893971 8.4222e-05 deg
tp 2459615.075478858198
(2022-Feb-04.57547886)
0.00045979 TDB
period 1943.216830557453
5.32
3.1685e-05
8.675e-08
d
yr
n .1852598198713246 3.0207e-09 deg/d
Q 3.164359483425774 3.4397e-08 au
  Orbit Determination Parameters
   # obs. used (total)      266  
   data-arc span      9483 days (25.96 yr)  
   first obs. used      1994-02-13  
   last obs. used      2020-01-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61883  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 07:15:21  

Additional Information
 Earth MOID = 1.97482 au 
 Jupiter MOID = 1.9438 au 
 T_jup = 3.172 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457461.5 (2016-Mar-14.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .03979134633461718 5.9792e-08  
q 2.926843877308619 1.9034e-07 au
tp 2457666.252004062484
(2016-Oct-04.75200406)
0.00042559 TDB
node 136.1244313814981 2.0742e-05 deg
peri 91.44175219909876 8.0807e-05 deg
i 16.73137763124937 5.4853e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      266  
   data-arc span      9483 days (25.96 yr)  
   first obs. used      1994-02-13  
   last obs. used      2020-01-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61883  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 07:15:21  

Additional Information
 Jupiter MOID = 1.9438 au 
 T_jup = 3.172 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.575127674857553E-15 -1.122167612330876E-14 -6.887646869792372E-12 2.263840002916017E-14 -1.175518060977312E-12 -4.399862239260107E-15
q -1.122167612330876E-14 3.623083443567549E-14 2.770307578968646E-11 -7.08154812727979E-14 4.79248206918923E-12 1.751672519704106E-14
tp -6.887646869792372E-12 2.770307578968646E-11 1.811281139669015E-7 -1.025196157543108E-11 3.328444685274601E-8 8.250912359028672E-11
node 2.263840002916017E-14 -7.08154812727979E-14 -1.025196157543108E-11 4.302499971874825E-10 -4.129791352931511E-10 2.057066852064946E-11
peri -1.175518060977312E-12 4.79248206918923E-12 3.328444685274601E-8 -4.129791352931511E-10 6.529705975316347E-9 -4.660146163230437E-12
i -4.399862239260107E-15 1.751672519704106E-14 8.250912359028672E-11 2.057066852064946E-11 -4.660146163230437E-12 3.008885535279569E-11

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 15.3   n/a MPO454684  

233030 (2005 EC284)          Discovered 2005-Mar-11 by LONEOS at Anderson Mesa
Reference: 20100228/Numbers.arcLast Updated: 2010-03-03

[ show close-approach data ]
Alternate Designations
 2005 EC284 = 2006 KS55 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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