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187999 (2001 SY201)
Classification: Main-belt Asteroid          SPK-ID: 2187999
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1951870856294408 4.0232e-08  
a 2.364278770824724 1.3158e-08 au
q 1.902802087931889 9.4131e-08 au
i 1.621544697488699 5.5733e-06 deg
node 163.41334358 0.00015892 deg
peri 124.4556241720875 0.00016006 deg
M 156.5728597391676 1.49e-05 deg
tp 2458622.988769708293
(2019-May-19.48876971)
5.5961e-05 TDB
period 1327.842151260178
3.64
1.1084e-05
3.035e-08
d
yr
n .2711165628070663 2.2632e-09 deg/d
Q 2.825755453717558 1.5726e-08 au
  Orbit Determination Parameters
   # obs. used (total)      232  
   data-arc span      7183 days (19.67 yr)  
   first obs. used      2000-02-27  
   last obs. used      2019-10-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54954  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 07:45:16  

Additional Information
 Earth MOID = .885092 au 
 Jupiter MOID = 2.34291 au 
 T_jup = 3.523 
[ 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 17.5   n/a MPO248335  

187999 (2001 SY201)          Discovered 2001-Sep-19 by LINEAR at Socorro
Reference: 20080618/Numbers.arcLast Updated: 2008-06-20

Alternate Designations
 2001 SY201 = 2005 UK200 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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