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79970 (1999 CJ135)
Classification: Main-belt Asteroid          SPK-ID: 2079970
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 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09922795501948448 4.3514e-08  
a 2.995583818723532 2.1035e-08 au
q 2.698338162302138 1.2688e-07 au
i 1.281718846821511 5.4887e-06 deg
node 200.1470352616645 0.00018118 deg
peri 118.7300754581179 0.00018343 deg
M 245.1428284228077 3.1655e-05 deg
tp 2459604.693790280311
(2022-Jan-25.19379028)
0.00016963 TDB
period 1893.741257198989
5.18
1.9947e-05
5.461e-08
d
yr
n .1900998875276509 2.0023e-09 deg/d
Q 3.292829475144926 2.3122e-08 au
  Orbit Determination Parameters
   # obs. used (total)      497  
   data-arc span      9540 days (26.12 yr)  
   first obs. used      1994-03-16  
   last obs. used      2020-04-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58227  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 14:44:49  

Additional Information
 Earth MOID = 1.68549 au 
 Jupiter MOID = 1.96513 au 
 T_jup = 3.247 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457100.5 (2015-Mar-19.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09771252148990317 4.3487e-08  
q 2.703721372303382 1.2657e-07 au
tp 2457710.061373531193
(2016-Nov-17.56137353)
0.00016287 TDB
node 200.1658174369141 0.00018124 deg
peri 118.7342571128193 0.00018356 deg
i 1.281055290840104 5.4879e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      497  
   data-arc span      9540 days (26.12 yr)  
   first obs. used      1994-03-16  
   last obs. used      2020-04-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58227  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 14:44:49  

Additional Information
 Jupiter MOID = 1.96513 au 
 T_jup = 3.247 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.89109842378096E-15 -5.446023638734215E-15 3.008934495030763E-12 2.630819291051804E-15 5.089212801682422E-13 -1.797382653490115E-16
q -5.446023638734215E-15 1.601895979155401E-14 -7.750932883240748E-12 -7.373028785011417E-15 -1.32342458590168E-12 1.012501222193298E-15
tp 3.008934495030763E-12 -7.750932883240748E-12 2.652647048877289E-8 1.387720906185404E-11 4.743038754481139E-9 -1.445738131489205E-12
node 2.630819291051804E-15 -7.373028785011417E-15 1.387720906185404E-11 3.284881862610909E-8 -3.283772370371916E-8 -6.070307816626392E-11
peri 5.089212801682422E-13 -1.32342458590168E-12 4.743038754481139E-9 -3.283772370371916E-8 3.369286803429706E-8 6.044245754224389E-11
i -1.797382653490115E-16 1.012501222193298E-15 -1.445738131489205E-12 -6.070307816626392E-11 6.044245754224389E-11 3.011698348599475E-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 15.7   n/a MPO432348  
diameter diameter 4.304 km 0.307 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.046   0.007 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

79970 (1999 CJ135)          Discovered 1999-Feb-08 by Spacewatch at Kitt Peak
Reference: 20040504/Numbers.arcLast Updated: 2004-07-16

[ show close-approach data ]
Alternate Designations
 1999 CJ135 = 2001 QE233 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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