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JPL Small-Body Database Browser
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74496 (1999 CO136)
Classification: Main-belt Asteroid          SPK-ID: 2074496
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 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1237308974332797 4.0451e-08  
a 3.183018116084014 2.4232e-08 au
q 2.789180428034551 1.3177e-07 au
i .308793195465354 4.4873e-06 deg
node 239.5608980414279 0.00095001 deg
peri 235.4129181006527 0.00095029 deg
M 207.6525345575711 2.2855e-05 deg
tp 2459478.288375293096
(2021-Sep-20.78837529)
0.00013585 TDB
period 2074.230865527134
5.68
2.3687e-05
6.485e-08
d
yr
n .1735583082785298 1.982e-09 deg/d
Q 3.576855804133475 2.7231e-08 au
  Orbit Determination Parameters
   # obs. used (total)      636  
   data-arc span      7618 days (20.86 yr)  
   first obs. used      1998-10-28  
   last obs. used      2019-09-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57627  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 02:43:50  

Additional Information
 Earth MOID = 1.80588 au 
 Jupiter MOID = 1.51922 au 
 T_jup = 3.187 
[ 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 15.0   n/a MPO453158  
diameter diameter 5.484 km 0.132 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.059   0.008 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

74496 (1999 CO136)          Discovered 1999-Feb-09 by Spacewatch at Kitt Peak
Reference: 20040415/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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