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461269 (2015 XU60)
Classification: Main-belt Asteroid          SPK-ID: 2461269
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1786163758050717 8.5434e-08  
a 3.147175878014917 6.189e-08 au
q 2.585038728662748 2.8369e-07 au
i 17.05223240363443 9.2029e-06 deg
node 220.71059372 1.9057e-05 deg
peri 264.6540033738971 3.6819e-05 deg
M 284.3132420022708 3.3626e-05 deg
tp 2459629.243303377443
(2022-Feb-18.74330338)
0.00019945 TDB
period 2039.294498788153
5.58
6.0155e-05
1.647e-07
d
yr
n .176531638865269 5.2073e-09 deg/d
Q 3.709313027367086 7.2945e-08 au
  Orbit Determination Parameters
   # obs. used (total)      152  
   data-arc span      5311 days (14.54 yr)  
   first obs. used      2006-06-01  
   last obs. used      2020-12-15  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .53257  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 15:50:36  

Additional Information
 Earth MOID = 1.66822 au 
 Jupiter MOID = 1.79026 au 
 T_jup = 3.116 
[ 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 16.30   n/a MPCxxxxx  
diameter diameter 4.956 km 1.787 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.095   0.062 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

461269 (2015 XU60)          Discovered 2009-Sep-29 by Mt. Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2016-02-25

[ show close-approach data ]
Alternate Designations
 2015 XU60 = 2009 UG77 = 2010 AR127 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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