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447199 (2005 SX216)
Classification: Main-belt Asteroid          SPK-ID: 2447199
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2088006415899147 2.8005e-07  
a 2.886698421304903 4.3539e-08 au
q 2.283953938859845 7.81e-07 au
i 9.219230998486202 1.745e-05 deg
node 36.99123212607245 5.0847e-05 deg
peri 357.0889381075875 6.078e-05 deg
M 69.66944773248166 3.3901e-05 deg
tp 2459049.810717561747
(2020-Jul-19.31071756)
0.00016371 TDB
period 1791.432912702453
4.90
4.0529e-05
1.11e-07
d
yr
n .2009564508094945 4.5465e-09 deg/d
Q 3.48944290374996 5.263e-08 au
  Orbit Determination Parameters
   # obs. used (total)      200  
   data-arc span      5584 days (15.29 yr)  
   first obs. used      2005-09-23  
   last obs. used      2021-01-06  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .57921  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 15:00:55  

Additional Information
 Earth MOID = 1.28998 au 
 Jupiter MOID = 1.95294 au 
 T_jup = 3.241 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456935.5 (2014-Oct-05.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2107268171547537 2.8503e-07  
q 2.27746659190071 7.9917e-07 au
tp 2457248.482761872371
(2015-Aug-13.98276187)
0.00013579 TDB
node 37.12013644405833 5.0666e-05 deg
peri 355.4007948525337 6.023e-05 deg
i 9.244190947602013 1.7453e-05 deg
  Orbit Determination Parameters
   # obs. used (total)      200  
   data-arc span      5584 days (15.29 yr)  
   first obs. used      2005-09-23  
   last obs. used      2021-01-06  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .57921  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 15:00:55  

Additional Information
 Jupiter MOID = 1.95294 au 
 T_jup = 3.241 
Orbit Covariance (6×6)
  e q tp node peri i
e 8.124264243031015E-14 -2.277078932147619E-13 1.526622928982744E-11 -5.068138897244034E-13 2.957319681245664E-13 -2.488330944281302E-13
q -2.277078932147619E-13 6.386680909101746E-13 -4.171296353385812E-11 1.421699276105985E-12 -5.962990335329051E-13 6.965050649729134E-13
tp 1.526622928982744E-11 -4.171296353385812E-11 1.843773407337035E-8 -9.573074387212994E-11 4.144813360860125E-9 -7.424053804610009E-11
node -5.068138897244034E-13 1.421699276105985E-12 -9.573074387212994E-11 2.567055097280181E-9 -2.530541871402672E-9 2.31621965883907E-10
peri 2.957319681245664E-13 -5.962990335329051E-13 4.144813360860125E-9 -2.530541871402672E-9 3.627629456963204E-9 -2.363556043631339E-10
i -2.488330944281302E-13 6.965050649729134E-13 -7.424053804610009E-11 2.31621965883907E-10 -2.363556043631339E-10 3.045908088851417E-10

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 16.67   n/a MPCxxxxx  
diameter diameter 2.750 km 0.368 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
geometric albedo albedo 0.064   0.033 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

447199 (2005 SX216)          Discovered 2005-Sep-30 by NEAT at Palomar
Reference: Last Updated: 2015-10-28

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