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JPL Small-Body Database Browser
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243709 (2000 ET1)
Classification: Main-belt Asteroid          SPK-ID: 2243709
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 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1334538763418127 3.5276e-08  
a 2.174110104635814 1.3318e-08 au
q 1.88396668357826 7.6823e-08 au
i 5.424113976395931 5.7767e-06 deg
node 313.6248024302084 5.113e-05 deg
peri 306.360034686803 5.9055e-05 deg
M 263.1791715207787 3.3485e-05 deg
tp 2458915.410413645908
(2020-Mar-06.91041365)
0.00011037 TDB
period 1170.902487545401
3.21
1.0759e-05
2.946e-08
d
yr
n .3074551500481302 2.8251e-09 deg/d
Q 2.464253525693367 1.5096e-08 au
  Orbit Determination Parameters
   # obs. used (total)      275  
   data-arc span      6916 days (18.93 yr)  
   first obs. used      2000-03-03  
   last obs. used      2019-02-08  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57026  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 13:42:41  

Additional Information
 Earth MOID = .874155 au 
 Jupiter MOID = 2.61115 au 
 T_jup = 3.669 
[ 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 17.1   n/a MPO367626  

243709 (2000 ET1)          Discovered 2000-Mar-03 by LINEAR at Socorro
Reference: 20100726/Numbers.arcLast Updated: 2010-07-28

Alternate Designations
 2000 ET1 = 2004 PR18 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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