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JPL Small-Body Database Browser
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201644 (2003 SD355)
Classification: Main-belt Asteroid          SPK-ID: 2201644
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07666567830792011 8.0914e-08  
a 3.082684124827025 3.4399e-08 au
q 2.846348055388104 2.4869e-07 au
i 11.50797319363781 8.2987e-06 deg
node 326.0347301898746 3.3269e-05 deg
peri 17.55360478373578 5.0419e-05 deg
M 339.5376546978219 3.8118e-05 deg
tp 2458712.868575173097
(2019-Aug-17.36857517)
0.0002094 TDB
period 1976.933067296499
5.41
3.309e-05
9.06e-08
d
yr
n .1821002470722533 3.048e-09 deg/d
Q 3.319020194265946 3.7036e-08 au
  Orbit Determination Parameters
   # obs. used (total)      272  
   data-arc span      8042 days (22.02 yr)  
   first obs. used      1997-09-23  
   last obs. used      2019-09-30  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59091  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 23:01:30  

Additional Information
 Earth MOID = 1.83874 au 
 Jupiter MOID = 2.04471 au 
 T_jup = 3.192 
[ 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 MPO454428  

201644 (2003 SD355)          Discovered 2003-Sep-25 by NEAT at Palomar
Reference: 20081212/Numbers.arcLast Updated: 2008-12-12

Alternate Designations
 2003 SD355 = 2008 SP14 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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