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90118 (2002 XY60)
Classification: Main-belt Asteroid          SPK-ID: 2090118
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 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2657402976174015 5.3238e-08  
a 2.3174734987629 1.3727e-08 au
q 1.701627401481206 1.235e-07 au
i 8.265504804911675 6.8929e-06 deg
node 37.01647238543046 3.4818e-05 deg
peri 299.8060082170086 3.6915e-05 deg
M 56.97937807621751 1.8164e-05 deg
tp 2458796.544324247817
(2019-Nov-09.04432425)
6.371e-05 TDB
period 1288.607312852228
3.53
1.1449e-05
3.135e-08
d
yr
n .2793713774626725 2.4822e-09 deg/d
Q 2.933319596044594 1.7375e-08 au
  Orbit Determination Parameters
   # obs. used (total)      602  
   data-arc span      8590 days (23.52 yr)  
   first obs. used      1996-01-07  
   last obs. used      2019-07-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .64771  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jan-29 13:53:03  

Additional Information
 Earth MOID = .711577 au 
 Jupiter MOID = 2.50391 au 
 T_jup = 3.519 
[ 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 15.7   n/a MPO337931  
diameter diameter 3.935 km 0.220 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.060   0.010 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

90118 (2002 XY60)          Discovered 2002-Dec-10 by LINEAR at Socorro
Reference: 20040830/Numbers.arcLast Updated: 2004-09-06

[ show close-approach data ]
Alternate Designations
 2002 XY60 = 1996 AH 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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