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249725 (2000 SY25)
Classification: Mars-crossing Asteroid          SPK-ID: 2249725
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 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2688753913038718 6.14e-08  
a 2.227552170172076 1.6906e-08 au
q 1.62861820876727 1.3124e-07 au
i 6.22036896248837 6.3036e-06 deg
node 226.28746986 5.7607e-05 deg
peri 187.343371819561 5.8838e-05 deg
M 289.2136861315563 1.7337e-05 deg
tp 2459239.274008202847
(2021-Jan-24.77400820)
6.0196e-05 TDB
period 1214.339866782424
3.32
1.3824e-05
3.785e-08
d
yr
n .296457367371026 3.3749e-09 deg/d
Q 2.826486131576882 2.1451e-08 au
  Orbit Determination Parameters
   # obs. used (total)      256  
   data-arc span      6846 days (18.74 yr)  
   first obs. used      2000-08-29  
   last obs. used      2019-05-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55292  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 10:26:29  

Additional Information
 Earth MOID = .640036 au 
 Jupiter MOID = 2.54837 au 
 T_jup = 3.589 
[ 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 16.8   n/a MPO266677  

249725 (2000 SY25)          Discovered 2000-Sep-23 by LINEAR at Socorro
Reference: 20100923/Numbers.arcLast Updated: 2010-09-27

Alternate Designations
 2000 SY25 = 2000 QL129 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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