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49505 (1999 CF19)
Classification: Main-belt Asteroid          SPK-ID: 2049505
[ 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 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05484877103435559 4.8321e-08  
a 2.967477965362508 1.9312e-08 au
q 2.804715445890845 1.4222e-07 au
i 9.977841764725943 6.5614e-06 deg
node 323.3385170132411 3.3452e-05 deg
peri 165.3154861182133 7.3219e-05 deg
M 60.41830775985576 6.443e-05 deg
tp 2458687.138427842804
(2019-Jul-22.63842784)		 0.00033405 TDB
period 1867.152029894257
5.11		 1.8227e-05
4.99e-08		 d
yr
n .1928070099467947 1.8822e-09 deg/d
Q 3.130240484834172 2.0372e-08 au
   Orbit Determination Parameters
   # obs. used (total)      1077  
   data-arc span      9690 days (26.53 yr)  
   first obs. used      1993-12-11  
   last obs. used      2020-06-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .4843  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 23:32:18  

Additional Information
 Earth MOID = 1.82023 au 
 Jupiter MOID = 1.90275 au 
 T_jup = 3.239 
[ 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 13.9   n/a MPO337653  
diameter diameter 5.912 km 0.315 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.221   0.091 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

49505 (1999 CF19)          Discovered 1999-Feb-10 by LINEAR at Socorro
Reference: 20021120/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1999 CF19 = 2001 NX9 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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