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487579 (2015 AK46)
Classification: Main-belt Asteroid          SPK-ID: 2487579
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 .1000875575533911 5.8679e-08  
a 3.155950967087342 6.1607e-08 au
q 2.840079543033307 1.9179e-07 au
i 14.67973451974298 7.4421e-06 deg
node 67.82164428185274 2.6771e-05 deg
peri 17.35585637894705 5.1193e-05 deg
M 315.2465536996168 4.2329e-05 deg
tp 2459255.076189190192
(2021-Feb-09.57618919)
0.00024302 TDB
period 2047.829512242154
5.61
5.9963e-05
1.642e-07
d
yr
n .1757958842998793 5.1475e-09 deg/d
Q 3.471822391141376 6.7773e-08 au
  Orbit Determination Parameters
   # obs. used (total)      103  
   data-arc span      6174 days (16.90 yr)  
   first obs. used      2003-11-30  
   last obs. used      2020-10-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .71085  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 02:25:58  

Additional Information
 Earth MOID = 1.859 au 
 Jupiter MOID = 1.83257 au 
 T_jup = 3.148 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457426.5 (2016-Feb-08.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09602410781696546 5.8069e-08  
q 2.856126820882887 1.8885e-07 au
tp 2457203.697841736386
(2015-Jun-30.19784174)
0.00024569 TDB
node 67.97867341104978 2.6862e-05 deg
peri 17.08732210660787 5.3162e-05 deg
i 14.64759426799263 7.4269e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      103  
   data-arc span      6174 days (16.90 yr)  
   first obs. used      2003-11-30  
   last obs. used      2020-10-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .71085  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 02:25:58  

Additional Information
 Jupiter MOID = 1.83257 au 
 T_jup = 3.148 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.37204285250677E-15 -1.046600828686372E-14 -4.037391198759343E-12 1.349460660340208E-14 -7.467798890072202E-13 -6.52747532640504E-15
q -1.046600828686372E-14 3.566253712678035E-14 1.33056231605557E-11 -4.153792527616623E-14 2.525786488827948E-12 2.837396575858213E-14
tp -4.037391198759343E-12 1.33056231605557E-11 6.036181230449245E-8 5.330810032182007E-11 1.13347847695936E-8 -2.255930177897344E-11
node 1.349460660340208E-14 -4.153792527616623E-14 5.330810032182007E-11 7.215573539175902E-10 -6.868344239701683E-10 -6.275147176761959E-11
peri -7.467798890072202E-13 2.525786488827948E-12 1.13347847695936E-8 -6.868344239701683E-10 2.826250581565508E-9 5.637264407732159E-11
i -6.52747532640504E-15 2.837396575858213E-14 -2.255930177897344E-11 -6.275147176761959E-11 5.637264407732159E-11 5.515874541365511E-11

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 16.3   n/a MPO456351  

487579 (2015 AK46)          Discovered 2010-Mar-13 by WISE at WISE
Reference: Last Updated: 2017-03-14

[ show close-approach data ]
Alternate Designations
 2015 AK46 = 2010 EP157 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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