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JPL Small-Body Database Browser
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393865 (2005 SY270)
Classification: Main-belt Asteroid          SPK-ID: 2393865
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 .1113451027033632 9.1945e-08  
a 2.216330265714344 1.8731e-08 au
q 1.969552744653809 2.1107e-07 au
i 5.686943329621248 6.8845e-06 deg
node 89.40204127650497 7.3461e-05 deg
peri 316.6044612305766 7.7423e-05 deg
M 130.2531985792368 2.6797e-05 deg
tp 2458564.450253143552
(2019-Mar-21.95025314)
8.782e-05 TDB
period 1205.175078850957
3.30
1.5278e-05
4.183e-08
d
yr
n .2987117857956643 3.7867e-09 deg/d
Q 2.46310778677488 2.0816e-08 au
  Orbit Determination Parameters
   # obs. used (total)      135  
   data-arc span      6267 days (17.16 yr)  
   first obs. used      2002-12-05  
   last obs. used      2020-02-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .62219  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-26 04:52:44  

Additional Information
 Earth MOID = .983966 au 
 Jupiter MOID = 2.85849 au 
 T_jup = 3.639 
[ 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 17.7   n/a MPO455792  

393865 (2005 SY270)          Discovered 2005-Sep-30 by LONEOS at Anderson Mesa
Reference: Last Updated: 2014-05-15
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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