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249739 (2000 SN180)
Classification: Main-belt Asteroid          SPK-ID: 2249739
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 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07780156180669659 4.9668e-08  
a 3.03995523679919 3.4007e-08 au
q 2.803441971553766 1.4419e-07 au
i 7.499889867970521 4.173e-06 deg
node 248.63699717 4.1631e-05 deg
peri 137.279620987281 5.4261e-05 deg
M 264.3913205032153 3.8135e-05 deg
tp 2459514.654959219555
(2021-Oct-27.15495922)
0.00021061 TDB
period 1935.972615595686
5.30
3.2486e-05
8.894e-08
d
yr
n .1859530434986191 3.1203e-09 deg/d
Q 3.276468502044612 3.6653e-08 au
  Orbit Determination Parameters
   # obs. used (total)      357  
   data-arc span      6849 days (18.75 yr)  
   first obs. used      2000-09-28  
   last obs. used      2019-06-30  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54212  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 10:26:45  

Additional Information
 Earth MOID = 1.8141 au 
 Jupiter MOID = 2.12816 au 
 T_jup = 3.223 
[ 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 15.3   n/a MPO437160  

249739 (2000 SN180)          Discovered 2000-Sep-28 by LINEAR at Socorro
Reference: 20100923/Numbers.arcLast Updated: 2010-09-27
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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