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173801 (2001 SE225)
Classification: Main-belt Asteroid          SPK-ID: 2173801
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04195311078067057 5.583e-08  
a 2.835482213124539 3.1716e-08 au
q 2.716524913720705 1.6725e-07 au
i 2.726829693920976 6.3779e-06 deg
node 139.0036846317299 0.00013979 deg
peri 159.5515442998424 0.00016358 deg
M 35.40805449092701 8.4769e-05 deg
tp 2458828.970673646237
(2019-Dec-11.47067365)
0.00041043 TDB
period 1743.96922889897
4.77
2.926e-05
8.011e-08
d
yr
n .206425660518839 3.4634e-09 deg/d
Q 2.954439512528374 3.3046e-08 au
  Orbit Determination Parameters
   # obs. used (total)      247  
   data-arc span      6046 days (16.55 yr)  
   first obs. used      2001-09-18  
   last obs. used      2018-04-08  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .63003  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 15:21:32  

Additional Information
 Earth MOID = 1.70098 au 
 Jupiter MOID = 2.12737 au 
 T_jup = 3.309 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.1   n/a MPO436863  

173801 (2001 SE225)          Discovered 2001-Sep-19 by LINEAR at Socorro
Reference: 20080122/Numbers.arcLast Updated: 2008-01-28

[ show close-approach data ]
Alternate Designations
 2001 SE225 = 2004 FG129 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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