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JPL Small-Body Database Browser
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49577 (1999 CB124)
Classification: Main-belt Asteroid          SPK-ID: 2049577
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 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .112208125698518 3.8883e-08  
a 2.721520759145741 1.8329e-08 au
q 2.41614401571239 1.0619e-07 au
i 13.18531339059606 5.653e-06 deg
node 44.75537132418025 2.0258e-05 deg
peri 31.07836063518372 3.3658e-05 deg
M 232.143846654902 2.682e-05 deg
tp 2459182.918333506909
(2020-Nov-29.41833351)
0.0001234 TDB
period 1639.894479670156
4.49
1.6567e-05
4.536e-08
d
yr
n .219526319810778 2.2177e-09 deg/d
Q 3.026897502579093 2.0386e-08 au
  Orbit Determination Parameters
   # obs. used (total)      955  
   data-arc span      7121 days (19.50 yr)  
   first obs. used      1999-01-09  
   last obs. used      2018-07-09  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5533  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Oct-04 00:42:31  

Additional Information
 Earth MOID = 1.43893 au 
 Jupiter MOID = 2.33229 au 
 T_jup = 3.311 
[ 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 14.5   n/a MPO359074  
diameter diameter 7.021 km 0.159 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 17.5523 h n/a LCDB (Rev. 2019-January); 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 0.099   0.016 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

49577 (1999 CB124)          Discovered 1999-Feb-11 by LINEAR at Socorro
Reference: 20021120/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1999 CB124 = 2000 HU89 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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