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173607 (2001 ER11)
Classification: Main-belt Asteroid          SPK-ID: 2173607
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 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1752197724495756 7.8465e-08  
a 2.378515849942556 1.5747e-08 au
q 1.961752843947913 1.9166e-07 au
i 11.72050438841023 5.5084e-06 deg
node 112.6804629837018 3.2797e-05 deg
peri 88.91878184560878 3.7049e-05 deg
M 82.83441903393607 1.9262e-05 deg
tp 2458692.205461303611
(2019-Jul-27.70546130)
6.9818e-05 TDB
period 1339.854075456612
3.67
1.3306e-05
3.643e-08
d
yr
n .268685976028632 2.6682e-09 deg/d
Q 2.7952788559372 1.8506e-08 au
  Orbit Determination Parameters
   # obs. used (total)      423  
   data-arc span      6662 days (18.24 yr)  
   first obs. used      2001-03-04  
   last obs. used      2019-05-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58996  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 17:06:39  

Additional Information
 Earth MOID = 1.00058 au 
 Jupiter MOID = 2.264 au 
 T_jup = 3.491 
[ 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 MPO475469  

173607 (2001 ER11)          Discovered 2001-Mar-02 by NEAT at Haleakala
Reference: 20080122/Numbers.arcLast Updated: 2008-01-28
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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