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277308 (2005 SF169)
Classification: Main-belt Asteroid          SPK-ID: 2277308
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 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1982209720837443 6.8353e-08  
a 2.61156652731301 2.079e-08 au
q 2.093899271607657 1.8089e-07 au
i 3.234303391549381 9.018e-06 deg
node 265.4907145698958 0.00011461 deg
peri 171.2088639334841 0.00012036 deg
M 30.35055505200685 2.6309e-05 deg
tp 2458470.538652895412
(2018-Dec-18.03865290)
0.00011325 TDB
period 1541.523206988535
4.22
1.8408e-05
5.04e-08
d
yr
n .2335352451185495 2.7887e-09 deg/d
Q 3.129233783018363 2.4911e-08 au
  Orbit Determination Parameters
   # obs. used (total)      135  
   data-arc span      6266 days (17.16 yr)  
   first obs. used      2001-11-10  
   last obs. used      2019-01-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5034  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 04:41:53  

Additional Information
 Earth MOID = 1.10917 au 
 Jupiter MOID = 2.13668 au 
 T_jup = 3.379 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456873.5 (2014-Aug-04.0) TDB
Reference: JPL 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .19736476768445 6.8635e-08  
q 2.096177218789538 1.8176e-07 au
tp 2456930.535315964139
(2014-Sep-30.03531596)
0.00012231 TDB
node 265.5883924756271 0.00011454 deg
peri 171.5008512530265 0.00012033 deg
i 3.234719145622731 9.0213e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      135  
   data-arc span      6266 days (17.16 yr)  
   first obs. used      2001-11-10  
   last obs. used      2019-01-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5034  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 04:41:53  

Additional Information
 Jupiter MOID = 2.13668 au 
 T_jup = 3.379 
Orbit Covariance (6×6)
  e q tp node peri i
e 4.710826922840921E-15 -1.242116374586669E-14 9.09262235274106E-13 8.863962528223016E-15 1.730775041982043E-13 -4.405397555360979E-15
q -1.242116374586669E-14 3.303615169941875E-14 -3.491437097631745E-12 -3.618768894228891E-14 -7.786000799256336E-13 1.234601816415038E-14
tp 9.09262235274106E-13 -3.491437097631745E-12 1.495916696541203E-8 1.003810654241471E-10 4.53380859539709E-9 -8.318610037161227E-12
node 8.863962528223016E-15 -3.618768894228891E-14 1.003810654241471E-10 1.311912345883099E-8 -1.306693109550796E-8 2.474865542139831E-10
peri 1.730775041982043E-13 -7.786000799256336E-13 4.53380859539709E-9 -1.306693109550796E-8 1.44791938376117E-8 -2.495096052992073E-10
i -4.405397555360979E-15 1.234601816415038E-14 -8.318610037161227E-12 2.474865542139831E-10 -2.495096052992073E-10 8.138418997254607E-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 17.5   n/a MPO418474  

277308 (2005 SF169)          Discovered 2005-Sep-29 by Spacewatch at Kitt Peak
Reference: 20110517/Numbers.arcLast Updated: 2011-05-20

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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