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JPL Small-Body Database Browser
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172846 (2005 EH14)
Classification: Main-belt Asteroid          SPK-ID: 2172846
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 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06870704435493886 6.8143e-08  
a 2.632597026273895 2.1598e-08 au
q 2.451719065621014 1.6837e-07 au
i 2.587486954663822 4.7037e-06 deg
node 64.67770574249316 0.00014856 deg
peri 139.5958116501968 0.00015493 deg
M 171.9073484680213 4.2975e-05 deg
tp 2458255.481688168573
(2018-May-16.98168817)
0.00018778 TDB
period 1560.181078060234
4.27
1.92e-05
5.257e-08
d
yr
n .2307424471828528 2.8396e-09 deg/d
Q 2.813474986926776 2.3082e-08 au
  Orbit Determination Parameters
   # obs. used (total)      361  
   data-arc span      9148 days (25.05 yr)  
   first obs. used      1994-10-08  
   last obs. used      2019-10-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .6312  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 19:43:31  

Additional Information
 Earth MOID = 1.44813 au 
 Jupiter MOID = 2.14373 au 
 T_jup = 3.394 
[ 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 16.1   n/a MPO427054  

172846 (2005 EH14)          Discovered 2005-Mar-03 by Spacewatch at Kitt Peak
Reference: 20071224/Numbers.arcLast Updated: 2007-12-22
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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