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136290 (2004 AH6)
Classification: Main-belt Asteroid          SPK-ID: 2136290
[ 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 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04883980918043165 4.6902e-08  
a 3.080466765799439 3.4526e-08 au
q 2.930017356771133 1.4298e-07 au
i 11.01971091876186 5.4304e-06 deg
node 141.6311434299048 2.7748e-05 deg
peri 46.663303659056 6.3545e-05 deg
M 308.9158055526124 5.8333e-05 deg
tp 2459280.725251080533
(2021-Mar-07.22525108)		 0.0003213 TDB
period 1974.800454040455
5.41		 3.3201e-05
9.09e-08		 d
yr
n .1822968995492368 3.0648e-09 deg/d
Q 3.230916174827745 3.6213e-08 au
   Orbit Determination Parameters
   # obs. used (total)      424  
   data-arc span      6373 days (17.45 yr)  
   first obs. used      2002-11-07  
   last obs. used      2020-04-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56776  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 22:37:31  

Additional Information
 Earth MOID = 1.94565 au 
 Jupiter MOID = 1.77126 au 
 T_jup = 3.198 
[ 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 15.2   n/a MPO459643  
diameter diameter 2.859 km 0.228 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.197   0.046 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

136290 (2004 AH6)          Discovered 2004-Jan-13 by NEAT at Palomar
Reference: 20060907/Numbers.arcLast Updated: 2006-09-10

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