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26372 (1999 CW69)
Classification: Main-belt Asteroid          SPK-ID: 2026372
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1538001032003463 4.9731e-08  
a 2.681038872822128 1.1394e-08 au
q 2.268694817497945 1.3521e-07 au
i 11.78483700455505 5.332e-06 deg
node 237.002105433935 2.0757e-05 deg
peri 158.2778232237689 2.4791e-05 deg
M 311.4875507987538 1.24e-05 deg
tp 2458816.574637708095
(2019-Nov-29.07463771)
5.5309e-05 TDB
period 1603.441402272388
4.39
1.0222e-05
2.799e-08
d
yr
n .2245170914819899 1.4312e-09 deg/d
Q 3.093382928146312 1.3146e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1369  
   data-arc span      8071 days (22.10 yr)  
   first obs. used      1997-10-30  
   last obs. used      2019-12-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .47709  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 01:27:25  

Additional Information
 Earth MOID = 1.28022 au 
 Jupiter MOID = 2.32751 au 
 T_jup = 3.329 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456673.5 (2014-Jan-16.0) TDB
Reference: JPL 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1537829633844089 4.9684e-08  
q 2.269830554485569 1.3506e-07 au
tp 2457206.265846120273
(2015-Jul-02.76584612)
5.5577e-05 TDB
node 237.1148758731583 2.0823e-05 deg
peri 157.0540640541251 2.4833e-05 deg
i 11.76173407043972 5.327e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1369  
   data-arc span      8071 days (22.10 yr)  
   first obs. used      1997-10-30  
   last obs. used      2019-12-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .47709  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 01:27:25  

Additional Information
 Jupiter MOID = 2.32751 au 
 T_jup = 3.329 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.468457145949297E-15 -6.693845975730309E-15 -2.732697677575319E-13 -1.801639622610851E-15 -6.463088350349742E-14 -3.149273410676762E-15
q -6.693845975730309E-15 1.824180671950815E-14 6.928109872042642E-13 6.424911971747563E-15 1.569601309443656E-13 8.886563089366779E-15
tp -2.732697677575319E-13 6.928109872042642E-13 3.088847682369199E-9 2.825759383315462E-12 7.672570599111808E-10 1.208089782374869E-12
node -1.801639622610851E-15 6.424911971747563E-15 2.825759383315462E-12 4.336161327300187E-10 -4.237595057870966E-10 -3.314942629907847E-11
peri -6.463088350349742E-14 1.569601309443656E-13 7.672570599111808E-10 -4.237595057870966E-10 6.16687984060619E-10 3.268123008173808E-11
i -3.149273410676762E-15 8.886563089366779E-15 1.208089782374869E-12 -3.314942629907847E-11 3.268123008173808E-11 2.837689510596866E-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 13.8   n/a MPO358875  
diameter diameter 4.771 km 0.128 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 37.694 h n/a LCDB (Rev. 2019-January); Warner et al., 2009 Result based on fragmentary lightcurve(s), may be completely wrong.
Published Reference List:
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]
geometric albedo albedo 0.309   0.045 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

26372 (1999 CW69)          Discovered 1999-Feb-12 by LINEAR at Socorro
Reference: 20010705/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1999 CW69 = 1997 WK16 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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