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JPL Small-Body Database Browser
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74797 (1999 SM15)
Classification: Main-belt Asteroid          SPK-ID: 2074797
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1652884953426825 6.2581e-08  
a 2.270589073085016 9.9092e-09 au
q 1.895286821653257 1.435e-07 au
i 6.106806034901931 6.2398e-06 deg
node 312.1984908629319 4.2685e-05 deg
peri 5.373665252735735 4.4886e-05 deg
M 297.779771505664 1.4068e-05 deg
tp 2458816.490844778125
(2019-Nov-28.99084478)
4.8949e-05 TDB
period 1249.701359216373
3.42
8.1808e-06
2.24e-08
d
yr
n .288068823279298 1.8858e-09 deg/d
Q 2.645891324516774 1.1547e-08 au
  Orbit Determination Parameters
   # obs. used (total)      874  
   data-arc span      9265 days (25.37 yr)  
   first obs. used      1994-01-07  
   last obs. used      2019-05-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56647  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 07:22:57  

Additional Information
 Earth MOID = .881099 au 
 Jupiter MOID = 2.63627 au 
 T_jup = 3.587 
[ 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 15.4   n/a MPO436306  

74797 (1999 SM15)          Discovered 1999-Sep-30 by CSS at Catalina
Reference: 20040415/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1999 SM15 = 2001 BF75 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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