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136843 (1997 YX5)
Classification: Main-belt Asteroid          SPK-ID: 2136843
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 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1806875473562675 4.4909e-08  
a 2.888712398425777 2.045e-08 au
q 2.366758040136582 1.2914e-07 au
i 7.2402156307691 6.3032e-06 deg
node 292.4548015767435 3.9958e-05 deg
peri 155.2185099271286 4.3625e-05 deg
M 144.2165349213067 2.0398e-05 deg
tp 2457882.098151976492
(2017-May-08.59815198)
9.7552e-05 TDB
period 1793.307996406822
4.91
1.9043e-05
5.214e-08
d
yr
n .2007463306477846 2.1317e-09 deg/d
Q 3.410666756714971 2.4145e-08 au
  Orbit Determination Parameters
   # obs. used (total)      544  
   data-arc span      7447 days (20.39 yr)  
   first obs. used      1997-12-25  
   last obs. used      2018-05-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60781  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Oct-04 05:25:30  

Additional Information
 Earth MOID = 1.3855 au 
 Jupiter MOID = 1.80661 au 
 T_jup = 3.255 
[ 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 15.1   n/a MPO439844  
diameter diameter 5.885 km 0.423 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.047   0.010 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

136843 (1997 YX5)          Discovered 1997-Dec-25 by Kobayashi, T. at Oizumi
Reference: 20061205/Numbers.arcLast Updated: 2006-12-13

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