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JPL Small-Body Database Browser
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59230 (1999 CY)
Classification: Main-belt Asteroid          SPK-ID: 2059230
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1984291605284149 4.3169e-08  
a 2.185731726231332 1.1082e-08 au
q 1.752018814654925 9.9715e-08 au
i 4.00800259301087 3.7297e-06 deg
node 88.51187071354134 5.4174e-05 deg
peri 244.6197900688978 5.5138e-05 deg
M 20.54250283243839 1.5276e-05 deg
tp 2458933.148919738533
(2020-Mar-24.64891974)
4.9761e-05 TDB
period 1180.303543920695
3.23
8.9762e-06
2.458e-08
d
yr
n .305006285759478 2.3196e-09 deg/d
Q 2.619444637807738 1.3281e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1504  
   data-arc span      9626 days (26.35 yr)  
   first obs. used      1993-03-18  
   last obs. used      2019-07-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50904  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 12:44:48  

Additional Information
 Earth MOID = .746224 au 
 Jupiter MOID = 2.74394 au 
 T_jup = 3.648 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.0   n/a MPO474473  
diameter diameter 2.532 km 0.037 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 45.4919 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 sidereal period (not synodic); Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Durech, J.; Hanus, J.; Ali-Lagoa, V. (2018) Astron. Astrophys. 617, A57.]
geometric albedo albedo 0.378   0.051 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

59230 (1999 CY)          Discovered 1999-Feb-05 by Kobayashi, T. at Oizumi
Reference: 20030614/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1999 CY = 1993 FR84 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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