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JPL Small-Body Database Browser
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215614 (2003 SW121)
Classification: Main-belt Asteroid          SPK-ID: 2215614
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2067747403727338 4.2768e-08  
a 2.21157992791374 9.3771e-09 au
q 1.754281062505827 9.6144e-08 au
i 7.535904833835017 4.7942e-06 deg
node 200.891513465454 3.9025e-05 deg
peri 77.83772947290863 4.1757e-05 deg
M 317.0757733145837 1.2045e-05 deg
tp 2458743.736059669031
(2019-Sep-17.23605967)
4.0203e-05 TDB
period 1201.302515215038
3.29
7.6403e-06
2.092e-08
d
yr
n .2996747242600741 1.9059e-09 deg/d
Q 2.668878793321653 1.1316e-08 au
  Orbit Determination Parameters
   # obs. used (total)      266  
   data-arc span      8402 days (23.00 yr)  
   first obs. used      1996-05-09  
   last obs. used      2019-05-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53473  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 08:22:06  

Additional Information
 Earth MOID = .756878 au 
 Jupiter MOID = 2.48812 au 
 T_jup = 3.617 
[ 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 17.3   n/a MPO385936  

215614 (2003 SW121)          Discovered 2003-Sep-17 by NEAT at Haleakala
Reference: 20090607/Numbers.arcLast Updated: 2009-06-08

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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