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212544 (2006 SA8)
Classification: Main-belt Asteroid          SPK-ID: 2212544
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .01880380842496411 5.0795e-08  
a 3.023828118366436 3.7183e-08 au
q 2.966968633718654 1.4625e-07 au
i 9.074995891953931 6.4013e-06 deg
node 335.2409402361207 2.918e-05 deg
peri 64.2894176478698 0.00017086 deg
M 188.2357633132445 0.00016623 deg
tp 2459916.856197952827
(2022-Dec-03.35619795)
0.00088759 TDB
period 1920.587414623634
5.26
3.5425e-05
9.699e-08
d
yr
n .1874426528357456 3.4574e-09 deg/d
Q 3.080687603014219 3.7882e-08 au
  Orbit Determination Parameters
   # obs. used (total)      286  
   data-arc span      6332 days (17.34 yr)  
   first obs. used      2001-10-26  
   last obs. used      2019-02-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57733  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 07:57:10  

Additional Information
 Earth MOID = 1.97969 au 
 Jupiter MOID = 1.99915 au 
 T_jup = 3.226 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456780.5 (2014-May-03.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .01937119030384709 4.9515e-08  
q 2.965334720608412 1.424e-07 au
tp 2456100.465479918901
(2012-Jun-21.96547992)
0.00087843 TDB
node 335.266945680845 2.9183e-05 deg
peri 69.07590610473633 0.00016911 deg
i 9.074682190171071 6.4009e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      286  
   data-arc span      6332 days (17.34 yr)  
   first obs. used      2001-10-26  
   last obs. used      2019-02-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57733  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 07:57:10  

Additional Information
 Jupiter MOID = 1.99915 au 
 T_jup = 3.226 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.451709638773404E-15 -6.837783151723177E-15 -1.1871810673886E-11 2.640624389758462E-15 -2.164235269715577E-12 -3.746698279231382E-15
q -6.837783151723177E-15 2.027776763627934E-14 3.376328536309887E-11 -4.413358904997197E-15 6.231975938008599E-12 1.285475429872036E-14
tp -1.1871810673886E-11 3.376328536309887E-11 7.716373101759326E-7 -1.394325925770958E-10 1.463220117444512E-7 -1.302403257796532E-11
node 2.640624389758462E-15 -4.413358904997197E-15 -1.394325925770958E-10 8.516200489409987E-10 -8.666278888750452E-10 3.875477064160892E-11
peri -2.164235269715577E-12 6.231975938008599E-12 1.463220117444512E-7 -8.666278888750452E-10 2.85970711137999E-8 -4.062609219606708E-11
i -3.746698279231382E-15 1.285475429872036E-14 -1.302403257796532E-11 3.875477064160892E-11 -4.062609219606708E-11 4.09709830000987E-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 15.6   n/a MPO433389  

212544 (2006 SA8)          Discovered 2006-Sep-16 by CSS at Catalina
Reference: 20090409/Numbers.arcLast Updated: 2009-04-10

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