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181169 (2005 SB53)
Classification: Main-belt Asteroid          SPK-ID: 2181169
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 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .142934020448011 7.0999e-08  
a 3.098401436214655 3.8052e-08 au
q 2.655534461974603 2.4045e-07 au
i 4.872136604737596 7.0685e-06 deg
node 330.2154376524356 0.00010241 deg
peri 345.710086256386 0.00010763 deg
M 330.767979366864 3.6783e-05 deg
tp 2459362.256332121181
(2021-May-27.75633212)
0.00020453 TDB
period 1992.071649594281
5.45
3.6697e-05
1.005e-07
d
yr
n .1807163914376876 3.3291e-09 deg/d
Q 3.541268410454708 4.349e-08 au
  Orbit Determination Parameters
   # obs. used (total)      186  
   data-arc span      7588 days (20.77 yr)  
   first obs. used      1999-09-06  
   last obs. used      2020-06-15  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .62643  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 21:29:29  

Additional Information
 Earth MOID = 1.64038 au 
 Jupiter MOID = 1.75505 au 
 T_jup = 3.201 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457086.5 (2015-Mar-05.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1412665676071055 7.1045e-08  
q 2.659947731364538 2.4016e-07 au
tp 2457374.214593693820
(2015-Dec-17.71459369)
0.00019671 TDB
node 330.254606711541 0.00010247 deg
peri 346.2211497068117 0.0001078 deg
i 4.870471956717367 7.0665e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      186  
   data-arc span      7588 days (20.77 yr)  
   first obs. used      1999-09-06  
   last obs. used      2020-06-15  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .62643  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 21:29:29  

Additional Information
 Jupiter MOID = 1.75505 au 
 T_jup = 3.201 
Orbit Covariance (6×6)
  e q tp node peri i
e 5.047418869384047E-15 -1.695171804616884E-14 -7.811069452738324E-13 -1.637630119053449E-15 -3.308265283030051E-14 -2.076799540361851E-15
q -1.695171804616884E-14 5.767500383750151E-14 3.565435664939211E-12 1.700370179169697E-14 2.483766776457513E-13 1.02445363126466E-14
tp -7.811069452738324E-13 3.565435664939211E-12 3.869392730027605E-8 -5.024196835443951E-11 6.717468949811451E-9 9.943274870349183E-12
node -1.637630119053449E-15 1.700370179169697E-14 -5.024196835443951E-11 1.050107180659505E-8 -1.047074102940913E-8 1.535058671583637E-10
peri -3.308265283030051E-14 2.483766776457513E-13 6.717468949811451E-9 -1.047074102940913E-8 1.162118841472019E-8 -1.512562503484828E-10
i -2.076799540361851E-15 1.02445363126466E-14 9.943274870349183E-12 1.535058671583637E-10 -1.512562503484828E-10 4.993608719582068E-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 16.04   n/a E2021B55  

181169 (2005 SB53)          Discovered 2005-Sep-25 by Spacewatch at Kitt Peak
Reference: 20080321/Numbers.arcLast Updated: 2008-03-26

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