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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 ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1784999817319044 9.1161e-08  
a 3.146839533088611 1.0509e-07 au
q 2.585128733919059 2.914e-07 au
i 17.05282545314339 1.3802e-05 deg
node 220.7093809414366 2.8011e-05 deg
peri 264.6922536198923 6.2742e-05 deg
M 248.9494859493294 4.2087e-05 deg
tp 2459629.467775731807
(2022-Feb-18.96777573)
0.00023788 TDB
period 2038.967592352926
5.58
0.00010213
2.796e-07
d
yr
n .1765599420756695 8.844e-09 deg/d
Q 3.708550332258163 1.2384e-07 au
  Orbit Determination Parameters
   # obs. used (total)      110  
   data-arc span      3981 days (10.90 yr)  
   first obs. used      2006-06-01  
   last obs. used      2017-04-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54158  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Oct-04 12:26:30  

Additional Information
 Earth MOID = 1.66839 au 
 Jupiter MOID = 1.79129 au 
 T_jup = 3.117 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457126.5 (2015-Apr-14.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1750352136200659 9.1828e-08  
q 2.599763184424774 2.9647e-07 au
tp 2457590.396867880122
(2016-Jul-20.89686788)
0.00026301 TDB
node 220.7633992660139 2.8003e-05 deg
peri 265.0648270013085 6.3585e-05 deg
i 17.038966635519 1.3785e-05 deg
  Orbit Determination Parameters
   # obs. used (total)      110  
   data-arc span      3981 days (10.90 yr)  
   first obs. used      2006-06-01  
   last obs. used      2017-04-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54158  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Oct-04 12:26:30  

Additional Information
 Jupiter MOID = 1.79129 au 
 T_jup = 3.117 
Orbit Covariance (6×6)
  e q tp node peri i
e 8.432433918925831E-15 -2.596277348239983E-14 -3.045610756650455E-12 6.778326523970461E-14 -9.080023775751178E-14 -2.148140942992645E-14
q -2.596277348239983E-14 8.789392786168611E-14 3.866432429829096E-13 -1.928177106434068E-13 -2.01943139395554E-12 6.080621350351068E-14
tp -3.045610756650455E-12 3.866432429829096E-13 6.917573087874191E-8 -1.814853272342928E-10 1.49607211991852E-8 2.043837724908694E-10
node 6.778326523970461E-14 -1.928177106434068E-13 -1.814853272342928E-10 7.841872947947412E-10 -7.828794404983069E-10 1.851163860605891E-10
peri -9.080023775751178E-14 -2.01943139395554E-12 1.49607211991852E-8 -7.828794404983069E-10 4.043003156093642E-9 -1.353289200118557E-10
i -2.148140942992645E-14 6.080621350351068E-14 2.043837724908694E-10 1.851163860605891E-10 -1.353289200118557E-10 1.90022579770705E-10

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 16.1   n/a MPO477196  
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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