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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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07246266447126881 6.8275e-08  
a 2.892495925720048 4.0822e-08 au
q 2.682897963970084 2.0638e-07 au
i 7.04292834735752 7.8722e-06 deg
node 215.9935885302245 5.5057e-05 deg
peri 190.8946395670812 8.0985e-05 deg
M 322.4131242678953 5.8959e-05 deg
tp 2459188.103651872285
(2020-Dec-04.60365187)
0.00029584 TDB
period 1796.832361257844
4.92
3.8038e-05
1.041e-07
d
yr
n .2003525803308594 4.2413e-09 deg/d
Q 3.102093887470012 4.378e-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 = 1.6925 au 
 Jupiter MOID = 2.23726 au 
 T_jup = 3.275 
[ 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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