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15061 (1999 AL)
Classification: Main-belt Asteroid          SPK-ID: 2015061
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 27 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2300583786746108 4.3861e-08  
a 3.096293978011025 1.7999e-08 au
q 2.383965605529847 1.4094e-07 au
i 7.283871349982851 4.4354e-06 deg
node 147.544161161685 3.5431e-05 deg
peri 246.620239514936 3.6631e-05 deg
M 29.64941753797115 8.0183e-06 deg
tp 2458836.601350769733
(2019-Dec-19.10135077)
4.4407e-05 TDB
period 1990.03955633638
5.45
1.7352e-05
4.751e-08
d
yr
n .180900926744769 1.5774e-09 deg/d
Q 3.808622350492203 2.214e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1568  
   data-arc span      14253 days (39.02 yr)  
   first obs. used      1981-10-22  
   last obs. used      2020-10-30  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .48506  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-13 02:36:02  

Additional Information
 Earth MOID = 1.40151 au 
 Jupiter MOID = 1.69171 au 
 T_jup = 3.170 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456841.5 (2014-Jul-03.0) TDB
Reference: JPL 27 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2236539824317451 4.285e-08  
q 2.407474084846409 1.3628e-07 au
tp 2456832.380768893588
(2014-Jun-23.88076889)
5.3525e-05 TDB
node 147.8864575884816 3.5118e-05 deg
peri 244.947562723392 3.6559e-05 deg
i 7.303299901008216 4.4501e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1568  
   data-arc span      14253 days (39.02 yr)  
   first obs. used      1981-10-22  
   last obs. used      2020-10-30  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .48506  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-13 02:36:02  

Additional Information
 Jupiter MOID = 1.69171 au 
 T_jup = 3.170 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.836154256338325E-15 -5.812440659348697E-15 -2.198886565687408E-13 2.243938861276277E-15 -6.556357438539369E-14 -2.757860240791214E-15
q -5.812440659348697E-15 1.857133616592354E-14 3.907195565739063E-13 -4.02361723124581E-15 1.49572139470179E-13 1.012824302174618E-14
tp -2.198886565687408E-13 3.907195565739063E-13 2.864902345812884E-9 -7.54061356529747E-12 5.741744337563556E-10 -1.358397879206016E-12
node 2.243938861276277E-15 -4.02361723124581E-15 -7.54061356529747E-12 1.233259575439563E-9 -1.224198731431686E-9 4.070968492937783E-11
peri -6.556357438539369E-14 1.49572139470179E-13 5.741744337563556E-10 -1.224198731431686E-9 1.336540435931942E-9 -4.057557888772116E-11
i -2.757860240791214E-15 1.012824302174618E-14 -1.358397879206016E-12 4.070968492937783E-11 -4.057557888772116E-11 1.980311711389146E-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 13.3   n/a MPO365432  
diameter diameter 12.083 km 0.115 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.070   0.006 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

15061 (1999 AL)          Discovered 1999-Jan-06 by Korlevic, K. at Visnjan
Reference: 20000523/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1999 AL = 1981 UY11 = 1986 RE9 = 2000 EL135 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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