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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 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1771128210545664 5.0065e-08  
a 2.450218367720408 7.8103e-09 au
q 2.016253280413732 1.2529e-07 au
i 1.887868443944692 4.9716e-06 deg
node 22.32925695276406 0.00010533 deg
peri 354.6823115610009 0.00010594 deg
M 8.82157491597316 9.852e-06 deg
tp 2459166.171941667021
(2020-Nov-12.67194167)
3.8327e-05 TDB
period 1400.8950915891
3.84
6.6982e-06
1.834e-08
d
yr
n .25697855761036 1.2287e-09 deg/d
Q 2.884183455027085 9.1936e-09 au
  Orbit Determination Parameters
   # obs. used (total)      596  
   data-arc span      9466 days (25.92 yr)  
   first obs. used      1995-02-05  
   last obs. used      2021-01-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56203  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 09:25:45  

Additional Information
 Earth MOID = 1.01646 au 
 Jupiter MOID = 2.5799 au 
 T_jup = 3.474 
[ 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 16.85   n/a E2021B55  

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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