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227288 (2005 SS179)
Classification: Main-belt Asteroid          SPK-ID: 2227288
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1898313090178493 1.5436e-07  
a 2.452312566906038 3.4002e-08 au
q 1.986786862209343 3.5705e-07 au
i 1.865060393575683 6.7639e-06 deg
node 137.9337358396837 0.00027074 deg
peri 239.2864457817188 0.00027214 deg
M 339.4795983007958 4.0818e-05 deg
tp 2459280.454980139333
(2021-Mar-06.95498014)
0.00016058 TDB
period 1402.691490745821
3.84
2.9173e-05
7.987e-08
d
yr
n .2566494502711965 5.3378e-09 deg/d
Q 2.917838271602733 4.0457e-08 au
  Orbit Determination Parameters
   # obs. used (total)      167  
   data-arc span      7856 days (21.51 yr)  
   first obs. used      1999-01-17  
   last obs. used      2020-07-21  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .57313  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 00:39:11  

Additional Information
 Earth MOID = .987777 au 
 Jupiter MOID = 2.54497 au 
 T_jup = 3.469 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456210.5 (2012-Oct-10.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1896866696461476 1.5434e-07  
q 1.987269533023736 3.5733e-07 au
tp 2456476.650795250325
(2013-Jul-03.15079525)
0.00011139 TDB
node 137.9888670224485 0.00027147 deg
peri 239.5948654115153 0.00027288 deg
i 1.862002663398327 6.7518e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      167  
   data-arc span      7856 days (21.51 yr)  
   first obs. used      1999-01-17  
   last obs. used      2020-07-21  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .57313  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 00:39:11  

Additional Information
 Jupiter MOID = 2.54497 au 
 T_jup = 3.469 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.382055786307426E-14 -5.509383513760568E-14 1.092955704096282E-11 -3.438951614382738E-13 2.023140220949835E-12 -2.901631308689054E-14
q -5.509383513760568E-14 1.276859386201613E-13 -2.430496017887651E-11 7.655917771815345E-13 -4.410511638660448E-12 6.630924629718191E-14
tp 1.092955704096282E-11 -2.430496017887651E-11 1.240784121223834E-8 -3.647916683100806E-10 3.135102261393629E-9 -1.867401022459621E-11
node -3.438951614382738E-13 7.655917771815345E-13 -3.647916683100806E-10 7.369443712933702E-8 -7.373396182609032E-8 5.877553467848386E-10
peri 2.023140220949835E-12 -4.410511638660448E-12 3.135102261393629E-9 -7.373396182609032E-8 7.446378580356028E-8 -5.909135018795403E-10
i -2.901631308689054E-14 6.630924629718191E-14 -1.867401022459621E-11 5.877553467848386E-10 -5.909135018795403E-10 4.558707510747539E-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 17.43   n/a E2021B55  

227288 (2005 SS179)          Discovered 2005-Sep-29 by LONEOS at Anderson Mesa
Reference: 20091202/Numbers.arcLast Updated: 2009-12-04

[ show close-approach data ]
Alternate Designations
 2005 SS179 = 2005 QL115 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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