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13171 (1996 AA)
Classification: Main-belt Asteroid          SPK-ID: 2013171
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 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0581566940230225 3.8434e-08  
a 2.378803628840823 8.5828e-09 au
q 2.240460274057472 9.1388e-08 au
i 5.860197871600526 4.1719e-06 deg
node 294.0642218676473 3.6341e-05 deg
peri 207.5653372858802 4.9673e-05 deg
M 210.7846877243149 3.265e-05 deg
tp 2459555.952859337305
(2021-Dec-07.45285934)
0.00012174 TDB
period 1340.097248142904
3.67
7.2527e-06
1.986e-08
d
yr
n .2686372205441695 1.4539e-09 deg/d
Q 2.517146983624175 9.082e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1420  
   data-arc span      10661 days (29.19 yr)  
   first obs. used      1989-03-07  
   last obs. used      2018-05-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50879  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-12 19:20:52  

Additional Information
 Earth MOID = 1.25545 au 
 Jupiter MOID = 2.5011 au 
 T_jup = 3.530 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456165.5 (2012-Aug-26.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05766892683693977 3.8225e-08  
q 2.241912419137377 9.0833e-08 au
tp 2455534.321409432047
(2010-Dec-03.82140943)
0.00012376 TDB
node 294.1260858153161 3.6381e-05 deg
peri 207.5664176973368 5.003e-05 deg
i 5.856556159305019 4.1689e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1420  
   data-arc span      10661 days (29.19 yr)  
   first obs. used      1989-03-07  
   last obs. used      2018-05-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50879  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-12 19:20:52  

Additional Information
 Jupiter MOID = 2.5011 au 
 T_jup = 3.530 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.461152433336455E-15 -3.458429138571166E-15 -1.223921226955996E-13 -1.209673388250413E-14 -2.40113630301028E-14 -6.925220761110115E-16
q -3.458429138571166E-15 8.250581628754028E-15 1.852068242993494E-13 2.817255797239253E-14 3.568272844209783E-14 1.762925624770109E-15
tp -1.223921226955996E-13 1.852068242993494E-13 1.531600439676874E-8 -1.521105042019833E-11 4.260045574576991E-9 -6.152420817031194E-12
node -1.209673388250413E-14 2.817255797239253E-14 -1.521105042019833E-11 1.323601719090996E-9 -1.320577030961505E-9 1.548580239528334E-11
peri -2.40113630301028E-14 3.568272844209783E-14 4.260045574576991E-9 -1.320577030961505E-9 2.502961548722601E-9 -1.709054668063105E-11
i -6.925220761110115E-16 1.762925624770109E-15 -6.152420817031194E-12 1.548580239528334E-11 -1.709054668063105E-11 1.73799921453882E-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 14.3   n/a MPO344409  

13171 (1996 AA)          Discovered 1996-Jan-01 by Kobayashi, T. at Oizumi
Reference: 20000124/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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