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120716 (1997 SM5)
Classification: Main-belt Asteroid          SPK-ID: 2120716
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 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1772859157372187 5.2392e-08  
a 2.450862970228109 1.1416e-08 au
q 2.016359484204779 1.3294e-07 au
i 1.887719953984058 5.3141e-06 deg
node 22.33442749639253 0.00014576 deg
peri 354.6189545038825 0.00014646 deg
M 317.4840710436806 1.6576e-05 deg
tp 2459166.010726134702
(2020-Nov-12.51072613)
6.5231e-05 TDB
period 1401.447948360925
3.84
9.7922e-06
2.681e-08
d
yr
n .2568771822178918 1.7948e-09 deg/d
Q 2.885366456251439 1.344e-08 au
  Orbit Determination Parameters
   # obs. used (total)      394  
   data-arc span      9306 days (25.48 yr)  
   first obs. used      1995-02-05  
   last obs. used      2020-07-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61317  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-25 10:10:41  

Additional Information
 Earth MOID = 1.01795 au 
 Jupiter MOID = 2.5776 au 
 T_jup = 3.473 
[ 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 16.7   n/a MPO436583  

120716 (1997 SM5)          Discovered 1997-Sep-28 by Needville at Needville
Reference: 20060314/Numbers.arcLast Updated: 2006-03-23

Alternate Designations
 1997 SM5 = 2001 TQ7 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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