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JPL Small-Body Database Browser
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215866 (2005 EG145)
Classification: Main-belt Asteroid          SPK-ID: 2215866
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0406207498480257 5.3742e-08  
a 2.345447793383376 1.4228e-08 au
q 2.250173945286746 1.2593e-07 au
i 6.85233471491977 5.7247e-06 deg
node 165.1911855757984 3.9476e-05 deg
peri 47.57972474546291 6.8738e-05 deg
M 303.4368269153219 5.5831e-05 deg
tp 2458806.642883447389
(2019-Nov-19.14288345)
0.00020365 TDB
period 1312.009811224021
3.59
1.1939e-05
3.269e-08
d
yr
n .2743881920091307 2.4968e-09 deg/d
Q 2.440721641480006 1.4806e-08 au
  Orbit Determination Parameters
   # obs. used (total)      380  
   data-arc span      7644 days (20.93 yr)  
   first obs. used      1998-04-21  
   last obs. used      2019-03-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .62155  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 02:50:25  

Additional Information
 Earth MOID = 1.25176 au 
 Jupiter MOID = 2.52339 au 
 T_jup = 3.551 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.6   n/a MPO422842  

215866 (2005 EG145)          Discovered 2005-Mar-10 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20090607/Numbers.arcLast Updated: 2009-06-08

Alternate Designations
 2005 EG145 = 1998 HW142 = 1999 RB217 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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