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JPL Small-Body Database Browser
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49508 (1999 CG22)
Classification: Main-belt Asteroid          SPK-ID: 2049508
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07689495675826835 6.2234e-08  
a 2.986972573621952 2.3937e-08 au
q 2.757289446735159 1.8897e-07 au
i 10.02846576676792 8.224e-06 deg
node 35.9966322674715 3.3315e-05 deg
peri 106.628642941558 5.7927e-05 deg
M 321.6815385145466 4.643e-05 deg
tp 2458801.201603373437
(2019-Nov-13.70160337)
0.00024351 TDB
period 1885.581372881219
5.16
2.2666e-05
6.206e-08
d
yr
n .1909225479088767 2.295e-09 deg/d
Q 3.216655700508746 2.5777e-08 au
  Orbit Determination Parameters
   # obs. used (total)      639  
   data-arc span      7761 days (21.25 yr)  
   first obs. used      1997-10-23  
   last obs. used      2019-01-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .63751  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 02:50:51  

Additional Information
 Earth MOID = 1.79013 au 
 Jupiter MOID = 1.82652 au 
 T_jup = 3.230 
[ 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 14.6   n/a MPO468365  
diameter diameter 4.245 km 0.204 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.142   0.027 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

49508 (1999 CG22)          Discovered 1999-Feb-10 by LINEAR at Socorro
Reference: 20021120/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1999 CG22 = 2000 JJ30 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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