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59289 (1999 CA55)
Classification: Main-belt Asteroid          SPK-ID: 2059289
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1754437597679987 4.1235e-08  
a 2.431940103623533 1.1514e-08 au
q 2.005271388313244 9.749e-08 au
i 5.139347747643796 6.3247e-06 deg
node 28.26509801588235 6.7303e-05 deg
peri 51.25140053003393 7.0984e-05 deg
M 277.5339384416288 2.3552e-05 deg
tp 2459317.822225640744
(2021-Apr-13.32222564)
9.1541e-05 TDB
period 1385.248659532616
3.79
9.8376e-06
2.693e-08
d
yr
n .2598811394060214 1.8456e-09 deg/d
Q 2.858608818933822 1.3534e-08 au
  Orbit Determination Parameters
   # obs. used (total)      722  
   data-arc span      7588 days (20.77 yr)  
   first obs. used      1997-09-02  
   last obs. used      2018-06-12  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60344  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 12:45:48  

Additional Information
 Earth MOID = 1.02536 au 
 Jupiter MOID = 2.40277 au 
 T_jup = 3.480 
[ show covariance matrix ]

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 15.5   n/a MPO341082  
diameter diameter 1.964 km 0.683 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.200   0.186 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

59289 (1999 CA55)          Discovered 1999-Feb-10 by LINEAR at Socorro
Reference: 20030614/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1999 CA55 = 1997 RY5 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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