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15064 (1999 AC4)
Classification: Main-belt Asteroid          SPK-ID: 2015064
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 39 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1726987561188177 4.204e-08  
a 3.15920589562583 1.7566e-08 au
q 2.613614967128013 1.3873e-07 au
i 1.91355651019914 4.0133e-06 deg
node 25.20392932510809 0.00011324 deg
peri 146.6773891817323 0.00011384 deg
M 317.8789233367968 1.2924e-05 deg
tp 2459636.472947942347
(2022-Feb-25.97294794)
7.4633e-05 TDB
period 2050.998409893804
5.62
1.7106e-05
4.683e-08
d
yr
n .1755242706495516 1.4639e-09 deg/d
Q 3.704796824123647 2.0599e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1793  
   data-arc span      10750 days (29.43 yr)  
   first obs. used      1991-10-08  
   last obs. used      2021-03-14  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .51085  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-08 17:23:36  

Additional Information
 Earth MOID = 1.6203 au 
 Jupiter MOID = 1.26012 au 
 T_jup = 3.181 
[ 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 13.71   n/a E2021B10  
diameter diameter 9.087 km 0.174 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.085   0.016 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

15064 (1999 AC4)          Discovered 1999-Jan-10 by Chesney, D. K. at High Point
Reference: 20000523/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1999 AC4 = 1997 UL17 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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