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175372 (2005 SM201)
Classification: Outer Main-belt Asteroid          SPK-ID: 2175372
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .174316625264324 6.5226e-08  
a 3.954585132193869 6.6188e-08 au
q 3.265235197629363 2.3971e-07 au
i 1.648722141314645 5.8757e-06 deg
node 90.96580000541124 0.00022236 deg
peri 42.2687700559286 0.00022303 deg
M 229.4826657148971 1.9358e-05 deg
tp 2460241.895064385574
(2023-Oct-24.39506439)
0.00017482 TDB
period 2872.432426177721
7.86
7.2114e-05
1.974e-07
d
yr
n .1253293190534838 3.1465e-09 deg/d
Q 4.643935066758375 7.7726e-08 au
  Orbit Determination Parameters
   # obs. used (total)      297  
   data-arc span      7949 days (21.76 yr)  
   first obs. used      1999-01-10  
   last obs. used      2020-10-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58216  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 10:00:15  

Additional Information
 Earth MOID = 2.27978 au 
 Jupiter MOID = .408643 au 
 T_jup = 3.032 
[ 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 15.08   n/a E2021B55  

175372 (2005 SM201)          Discovered 2005-Sep-30 by Spacewatch at Kitt Peak
Reference: 20080122/Numbers.arcLast Updated: 2008-01-28

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