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JPL Small-Body Database Browser
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212101 (2005 ET153)
Classification: Main-belt Asteroid          SPK-ID: 2212101
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08007714430879928 9.8917e-08  
a 2.56692566185837 2.7275e-08 au
q 2.361373585203777 2.4679e-07 au
i 23.02376111425851 7.493e-06 deg
node 75.38780151446942 2.4423e-05 deg
peri 32.90588124576549 6.3067e-05 deg
M 216.2906566053209 5.5783e-05 deg
tp 2459200.154184675325
(2020-Dec-16.65418468)
0.00023521 TDB
period 1502.167509667363
4.11
2.3942e-05
6.555e-08
d
yr
n .2396536988606003 3.8197e-09 deg/d
Q 2.772477738512963 2.946e-08 au
  Orbit Determination Parameters
   # obs. used (total)      210  
   data-arc span      6785 days (18.58 yr)  
   first obs. used      1999-12-14  
   last obs. used      2018-07-12  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .62878  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Oct-31 03:51:48  

Additional Information
 Earth MOID = 1.39478 au 
 Jupiter MOID = 2.51749 au 
 T_jup = 3.316 
[ 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 15.8   n/a MPO254365  

212101 (2005 ET153)          Discovered 2005-Mar-09 by CSS at Catalina
Reference: 20090409/Numbers.arcLast Updated: 2009-04-10

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