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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 ]

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Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1242532366388846 3.7196e-08  
a 3.184796362789213 1.9816e-08 au
q 2.789075106676906 1.2598e-07 au
i .3085983141918204 4.3064e-06 deg
node 239.5638573405446 0.00071209 deg
peri 235.1480948471495 0.00071241 deg
M 346.0737542184752 2.0491e-05 deg
tp 2459476.806830294423
(2021-Sep-19.30683029)
0.0001184 TDB
period 2075.969314310559
5.68
1.9375e-05
5.305e-08
d
yr
n .1734129678692087 1.6184e-09 deg/d
Q 3.580517618901521 2.2278e-08 au
  Orbit Determination Parameters
   # obs. used (total)      797  
   data-arc span      8115 days (22.22 yr)  
   first obs. used      1998-10-28  
   last obs. used      2021-01-15  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .54508  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 13:13:53  

Additional Information
 Earth MOID = 1.80591 au 
 Jupiter MOID = 1.51477 au 
 T_jup = 3.186 
[ 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 15.06   n/a MPCxxxxx  
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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