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213664 (2002 SS49)
Classification: Main-belt Asteroid          SPK-ID: 2213664
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 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2015363692416356 7.0214e-08  
a 2.451175453851274 1.8471e-08 au
q 1.95717445250787 1.8104e-07 au
i 5.325926386008929 6.7116e-06 deg
node 52.81585116832853 7.0954e-05 deg
peri 260.7312225016735 7.2931e-05 deg
M 308.7906196958555 2.1978e-05 deg
tp 2459399.891685645313
(2021-Jul-04.39168565)
8.6772e-05 TDB
period 1401.71598261858
3.84
1.5844e-05
4.338e-08
d
yr
n .2568280625062683 2.903e-09 deg/d
Q 2.945176455194679 2.2193e-08 au
  Orbit Determination Parameters
   # obs. used (total)      167  
   data-arc span      6413 days (17.56 yr)  
   first obs. used      2002-09-30  
   last obs. used      2020-04-21  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .58187  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 23:43:36  

Additional Information
 Earth MOID = .949942 au 
 Jupiter MOID = 2.35603 au 
 T_jup = 3.462 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456972.5 (2014-Nov-11.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2022711954794527 7.0528e-08  
q 1.955112790878557 1.8193e-07 au
tp 2456593.199581536834
(2013-Oct-27.69958154)
7.3464e-05 TDB
node 52.95119298760903 7.1018e-05 deg
peri 260.1240783387252 7.2949e-05 deg
i 5.324462471505289 6.7059e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      167  
   data-arc span      6413 days (17.56 yr)  
   first obs. used      2002-09-30  
   last obs. used      2020-04-21  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .58187  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 23:43:36  

Additional Information
 Jupiter MOID = 2.35603 au 
 T_jup = 3.462 
Orbit Covariance (6×6)
  e q tp node peri i
e 4.974190183298889E-15 -1.280259058749717E-14 3.088132526114805E-14 -8.467738229732233E-15 4.849601567665087E-14 4.680019133171879E-15
q -1.280259058749717E-14 3.309794701609095E-14 1.587600137678913E-13 2.616152000405427E-14 -7.386960873392545E-14 -1.143112623491736E-14
tp 3.088132526114805E-14 1.587600137678913E-13 5.397008419960435E-9 5.844346520490275E-12 1.272532375231237E-9 3.147038717419493E-12
node -8.467738229732233E-15 2.616152000405427E-14 5.844346520490275E-12 5.043537405774886E-9 -5.019968007319802E-9 -1.072703088834311E-10
peri 4.849601567665087E-14 -7.386960873392545E-14 1.272532375231237E-9 -5.019968007319802E-9 5.321613402772634E-9 1.07508863008304E-10
i 4.680019133171879E-15 -1.143112623491736E-14 3.147038717419493E-12 -1.072703088834311E-10 1.07508863008304E-10 4.496940706029007E-11

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 16.88   n/a E2021B55  

213664 (2002 SS49)          Discovered 2002-Sep-30 by LINEAR at Socorro
Reference: 20090509/Numbers.arcLast Updated: 2009-05-11

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Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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