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173608 (2001 EP12)
Classification: Main-belt Asteroid          SPK-ID: 2173608
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 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1009803206064272 4.7462e-08  
a 2.351501484669595 1.2496e-08 au
q 2.114046110841169 1.1086e-07 au
i 6.922009738240703 5.0307e-06 deg
node 67.45088408755448 4.7312e-05 deg
peri 65.10194826381475 5.5376e-05 deg
M 149.6831701945526 2.9721e-05 deg
tp 2458452.870563303353
(2018-Nov-30.37056330)
0.00010732 TDB
period 1317.092609373178
3.61
1.0499e-05
2.874e-08
d
yr
n .2733292992748086 2.1787e-09 deg/d
Q 2.58895685849802 1.3758e-08 au
  Orbit Determination Parameters
   # obs. used (total)      356  
   data-arc span      7044 days (19.29 yr)  
   first obs. used      2001-02-16  
   last obs. used      2020-05-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59108  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-24 03:27:06  

Additional Information
 Earth MOID = 1.13961 au 
 Jupiter MOID = 2.46003 au 
 T_jup = 3.541 
[ 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 16.5   n/a MPO268141  

173608 (2001 EP12)          Discovered 2001-Mar-13 by LINEAR at Socorro
Reference: 20080122/Numbers.arcLast Updated: 2008-01-28
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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