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JPL Small-Body Database Browser
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71678 (2000 ET172)
Classification: Main-belt Asteroid          SPK-ID: 2071678
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 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07106796431049492 4.7398e-08  
a 2.948706732895756 1.8255e-08 au
q 2.739148148040205 1.3815e-07 au
i .8709114390427717 4.9972e-06 deg
node 349.4904352944241 0.00031515 deg
peri 67.16610575316759 0.0003179 deg
M 79.33833025236245 3.9309e-05 deg
tp 2458592.907340183999
(2019-Apr-19.40734018)
0.00020189 TDB
period 1849.463645970684
5.06
1.7175e-05
4.702e-08
d
yr
n .1946510280341604 1.8076e-09 deg/d
Q 3.158265317751308 1.9552e-08 au
  Orbit Determination Parameters
   # obs. used (total)      637  
   data-arc span      9212 days (25.22 yr)  
   first obs. used      1995-01-29  
   last obs. used      2020-04-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53162  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 13:46:16  

Additional Information
 Earth MOID = 1.75104 au 
 Jupiter MOID = 2.08509 au 
 T_jup = 3.266 
[ 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 15.6   n/a MPO236702  

71678 (2000 ET172)          Discovered 2000-Mar-01 by Spacewatch at Kitt Peak
Reference: 20031109/Numbers.arcLast Updated: 2004-04-19
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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