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JPL Small-Body Database Browser
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357771 (2005 SM170)
Classification: Main-belt Asteroid          SPK-ID: 2357771
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 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0722856771362116 6.8512e-08  
a 2.89483106876834 4.1476e-08 au
q 2.685576244767478 2.0679e-07 au
i 7.042912321076416 7.8721e-06 deg
node 216.0199123678893 5.5034e-05 deg
peri 190.2056773868211 8.1003e-05 deg
M 242.9557842569941 5.8334e-05 deg
tp 2459185.398785590781
(2020-Dec-01.89878559)
0.00029612 TDB
period 1799.008703471649
4.93
3.8663e-05
1.059e-07
d
yr
n .2001102047506984 4.3006e-09 deg/d
Q 3.104085892769203 4.4474e-08 au
  Orbit Determination Parameters
   # obs. used (total)      202  
   data-arc span      5060 days (13.85 yr)  
   first obs. used      2005-09-01  
   last obs. used      2019-07-10  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .68946  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 06:43:05  

Additional Information
 Earth MOID = 1.69444 au 
 Jupiter MOID = 2.23856 au 
 T_jup = 3.274 
[ 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 16.0   n/a MPO450331  

357771 (2005 SM170)          Discovered 2005-Sep-29 by Spacewatch at Kitt Peak
Reference: 20130327/Numbers.arcLast Updated: 2013-03-29
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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