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249169 (2008 CZ5)
Classification: Main-belt Asteroid          SPK-ID: 2249169
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1375356365506105 3.8725e-08  
a 3.129687464350993 2.61e-08 au
q 2.699243906737013 1.1367e-07 au
i 18.28102453993562 4.0722e-06 deg
node 140.285680059133 1.7553e-05 deg
peri 21.92049333048752 2.7557e-05 deg
M 69.29507872545621 2.1201e-05 deg
tp 2458611.231040583690
(2019-May-07.73104058)
0.00011766 TDB
period 2022.320025713329
5.54
2.5297e-05
6.926e-08
d
yr
n .1780133685186735 2.2268e-09 deg/d
Q 3.560131021964973 2.9689e-08 au
  Orbit Determination Parameters
   # obs. used (total)      435  
   data-arc span      10866 days (29.75 yr)  
   first obs. used      1990-11-18  
   last obs. used      2020-08-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52481  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 00:19:53  

Additional Information
 Earth MOID = 1.71691 au 
 Jupiter MOID = 1.47165 au 
 T_jup = 3.121 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457848.5 (2017-Apr-05.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1380627048252927 3.8685e-08  
q 2.698365801947835 1.1378e-07 au
tp 2458609.704814604330
(2019-May-06.20481460)
0.00011738 TDB
node 140.3111247859606 1.7557e-05 deg
peri 21.56399727668596 2.7513e-05 deg
i 18.27818807145293 4.0711e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      435  
   data-arc span      10866 days (29.75 yr)  
   first obs. used      1990-11-18  
   last obs. used      2020-08-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52481  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 00:19:53  

Additional Information
 Jupiter MOID = 1.47165 au 
 T_jup = 3.121 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.496500513474321E-15 -4.328096874315339E-15 7.155569817622436E-13 -7.630802124393372E-16 6.145606395475495E-14 -1.682304799877054E-15
q -4.328096874315339E-15 1.294512823943237E-14 -1.483454035922754E-12 5.318265526204724E-15 -1.060717142289462E-13 5.071067990361496E-15
tp 7.155569817622436E-13 -1.483454035922754E-12 1.377880722308609E-8 -1.311892175948357E-11 2.524740406014518E-9 -1.570212581570667E-11
node -7.630802124393372E-16 5.318265526204724E-15 -1.311892175948357E-11 3.082587355643467E-10 -2.950483919444583E-10 -1.477477505282953E-11
peri 6.145606395475495E-14 -1.060717142289462E-13 2.524740406014518E-9 -2.950483919444583E-10 7.569831053225801E-10 1.111848799692246E-11
i -1.682304799877054E-15 5.071067990361496E-15 -1.570212581570667E-11 -1.477477505282953E-11 1.111848799692246E-11 1.657415980967926E-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 15.0   n/a MPO281359  

249169 (2008 CZ5)          Discovered 2008-Feb-07 by Lowe, A. at Mayhill
Reference: 20100824/Numbers.arcLast Updated: 2010-08-27

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