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175155 (2005 EX54)
Classification: Main-belt Asteroid          SPK-ID: 2175155
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1886659196524901 4.488e-08  
a 2.396294235689265 2.0418e-08 au
q 1.944195179954989 1.0389e-07 au
i 2.329744176128785 5.4896e-06 deg
node 170.8730249455583 0.00011855 deg
peri 158.2233072323542 0.0001205 deg
M 299.9664270729721 2.9806e-05 deg
tp 2459426.443749774700
(2021-Jul-30.94374977)
0.00011463 TDB
period 1354.904363559407
3.71
1.7317e-05
4.741e-08
d
yr
n .2657014101381004 3.396e-09 deg/d
Q 2.848393291423541 2.4271e-08 au
  Orbit Determination Parameters
   # obs. used (total)      366  
   data-arc span      7480 days (20.48 yr)  
   first obs. used      1999-11-05  
   last obs. used      2020-04-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55395  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-21 03:43:28  

Additional Information
 Earth MOID = .931395 au 
 Jupiter MOID = 2.50128 au 
 T_jup = 3.503 
[ 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 16.84   n/a E2021B55  

175155 (2005 EX54)          Discovered 2005-Mar-04 by Spacewatch at Kitt Peak
Reference: 20080122/Numbers.arcLast Updated: 2008-01-28

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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