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79645 (1998 SM11)
Classification: Main-belt Asteroid          SPK-ID: 2079645
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1947696552522076 4.1447e-08  
a 2.425642518802952 1.1296e-08 au
q 1.953200961650604 1.0484e-07 au
i 3.54726048621772 4.1329e-06 deg
node 247.78696125 6.1309e-05 deg
peri 115.1109816570712 6.2162e-05 deg
M 346.6546333202195 1.3674e-05 deg
tp 2459447.652472695076
(2021-Aug-21.15247269)
5.2659e-05 TDB
period 1379.871427446624
3.78
9.6387e-06
2.639e-08
d
yr
n .2608938723125532 1.8224e-09 deg/d
Q 2.898084075955299 1.3496e-08 au
  Orbit Determination Parameters
   # obs. used (total)      835  
   data-arc span      8393 days (22.98 yr)  
   first obs. used      1998-08-17  
   last obs. used      2021-08-09  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .49349  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Aug-25 01:49:28  

Additional Information
 Earth MOID = .953269 au 
 Jupiter MOID = 2.57904 au 
 T_jup = 3.482 
[ 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 15.79   n/a E2021B10  

79645 (1998 SM11)          Discovered 1998-Sep-19 by ODAS at Caussols
Reference: 20040504/Numbers.arcLast Updated: 2004-07-16

Alternate Designations
 1998 SM11 = 2002 RP55 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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