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447982 (2008 CG153)
Classification: Main-belt Asteroid          SPK-ID: 2447982
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2039029197816691 1.0171e-07  
a 2.603401877713397 2.8343e-08 au
q 2.072560633482555 2.827e-07 au
i 14.19951554284664 5.3781e-06 deg
node 144.2724663758531 3.5656e-05 deg
peri 320.1851800599908 4.351e-05 deg
M 56.76494713475353 2.4149e-05 deg
tp 2458958.570969835628
(2020-Apr-19.07096984)
0.00010044 TDB
period 1534.299867353378
4.20
2.5056e-05
6.86e-08
d
yr
n .2346347071130165 3.8317e-09 deg/d
Q 3.134243121944238 3.4123e-08 au
  Orbit Determination Parameters
   # obs. used (total)      130  
   data-arc span      7814 days (21.39 yr)  
   first obs. used      1998-09-25  
   last obs. used      2020-02-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54322  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 07:45:29  

Additional Information
 Earth MOID = 1.10797 au 
 Jupiter MOID = 2.04055 au 
 T_jup = 3.341 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457692.5 (2016-Oct-31.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2030845613258743 1.0158e-07  
q 2.075800605492292 2.8214e-07 au
tp 2457425.517399238306
(2016-Feb-07.01739924)
8.8465e-05 TDB
node 144.3277880170635 3.5639e-05 deg
peri 320.4935191955008 4.3584e-05 deg
i 14.19975601665278 5.377e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      130  
   data-arc span      7814 days (21.39 yr)  
   first obs. used      1998-09-25  
   last obs. used      2020-02-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54322  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 07:45:29  

Additional Information
 Jupiter MOID = 2.04055 au 
 T_jup = 3.341 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.031946191321049E-14 -2.862532466885135E-14 -4.387870370266782E-12 5.52014519603321E-14 -1.059021269876352E-12 -1.011509131166758E-13
q -2.862532466885135E-14 7.960436961361967E-14 1.2220668442356E-11 -1.538128891845763E-13 2.962334597424046E-12 2.829179170211411E-13
tp -4.387870370266782E-12 1.2220668442356E-11 7.826123780695881E-9 -4.632881025181701E-11 2.303300611834679E-9 7.258644436515669E-11
node 5.52014519603321E-14 -1.538128891845763E-13 -4.632881025181701E-11 1.270167514573821E-9 -1.244470624689152E-9 -5.094772764040144E-11
peri -1.059021269876352E-12 2.962334597424046E-12 2.303300611834679E-9 -1.244470624689152E-9 1.899554525508668E-9 6.848382306139825E-11
i -1.011509131166758E-13 2.829179170211411E-13 7.258644436515669E-11 -5.094772764040144E-11 6.848382306139825E-11 2.891265010120137E-11

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 17.29   n/a E2021B25  

447982 (2008 CG153)          Discovered 2008-Feb-01 by Spacewatch at Kitt Peak
Reference: Last Updated: 2015-10-28

Alternate Designations
 2008 CG153 = 2012 BL87 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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