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101563 (1999 AK15)
Classification: Main-belt Asteroid          SPK-ID: 2101563
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 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .082980477129401 4.3224e-08  
a 3.030918400991063 1.9771e-08 au
q 2.779411345936543 1.3256e-07 au
i 2.378637235445045 5.5906e-06 deg
node 312.2565606234176 0.00010599 deg
peri 130.3819614754752 0.00011266 deg
M 48.02732670591603 3.5673e-05 deg
tp 2458743.374170191105
(2019-Sep-16.87417019)
0.00019092 TDB
period 1927.346472936209
5.28
1.8859e-05
5.163e-08
d
yr
n .1867853056288107 1.8277e-09 deg/d
Q 3.282425456045582 2.1412e-08 au
  Orbit Determination Parameters
   # obs. used (total)      677  
   data-arc span      9590 days (26.26 yr)  
   first obs. used      1994-02-10  
   last obs. used      2020-05-14  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56299  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 19:59:50  

Additional Information
 Earth MOID = 1.79615 au 
 Jupiter MOID = 1.89151 au 
 T_jup = 3.237 
[ 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 15.4   n/a MPO412743  

101563 (1999 AK15)          Discovered 1999-Jan-09 by Spacewatch at Kitt Peak
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Alternate Designations
 1999 AK15 = 2002 RJ157 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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