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49503 (1999 CX16)
Classification: Main-belt Asteroid          SPK-ID: 2049503
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 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05290257411983799 4.0341e-08  
a 2.969921655484153 1.5382e-08 au
q 2.812805154974791 1.2216e-07 au
i 10.06370182034452 6.3654e-06 deg
node 20.1171561329898 2.2416e-05 deg
peri 101.6960286480142 6.8794e-05 deg
M 58.43161750469474 6.2512e-05 deg
tp 2458697.068038646227
(2019-Aug-01.56803865)
0.000325 TDB
period 1869.458877782761
5.12
1.4524e-05
3.976e-08
d
yr
n .1925690927349906 1.4961e-09 deg/d
Q 3.127038155993515 1.6196e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1581  
   data-arc span      8316 days (22.77 yr)  
   first obs. used      1997-10-03  
   last obs. used      2020-07-10  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50219  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 23:32:19  

Additional Information
 Earth MOID = 1.84957 au 
 Jupiter MOID = 1.91732 au 
 T_jup = 3.238 
[ 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 13.6   n/a MPO337653  
diameter diameter 7.165 km 0.238 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.117   0.019 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

49503 (1999 CX16)          Discovered 1999-Feb-10 by LINEAR at Socorro
Reference: 20021120/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1999 CX16 = 1997 TS4 = 2000 GQ66 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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