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32769 (1984 AJ1)
Classification: Main-belt Asteroid          SPK-ID: 2032769
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 32 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1941597048971458 4.0502e-08  
a 2.391524510825063 7.6921e-09 au
q 1.927186817548978 9.7728e-08 au
i 6.712752534155351 4.3851e-06 deg
node 347.1856353850659 3.1701e-05 deg
peri 137.8147435819999 3.3151e-05 deg
M 351.0776748758048 9.238e-06 deg
tp 2459233.980059814897
(2021-Jan-19.48005982)
3.4689e-05 TDB
period 1350.861055340672
3.70
6.5173e-06
1.784e-08
d
yr
n .2664966900753623 1.2857e-09 deg/d
Q 2.855862204101148 9.1855e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1469  
   data-arc span      13528 days (37.04 yr)  
   first obs. used      1984-01-08  
   last obs. used      2021-01-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .45897  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 03:48:33  

Additional Information
 Earth MOID = .948135 au 
 Jupiter MOID = 2.21499 au 
 T_jup = 3.497 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457152.5 (2015-May-10.0) TDB
Reference: JPL 32 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1930268672231668 4.0547e-08  
q 1.930246024761259 9.7764e-08 au
tp 2456531.981516533755
(2013-Aug-27.48151653)
3.5539e-05 TDB
node 347.2770203356675 3.1678e-05 deg
peri 137.7821425229135 3.3153e-05 deg
i 6.714711161344233 4.3852e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1469  
   data-arc span      13528 days (37.04 yr)  
   first obs. used      1984-01-08  
   last obs. used      2021-01-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .45897  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 03:48:33  

Additional Information
 Jupiter MOID = 2.21499 au 
 T_jup = 3.497 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.644030575416542E-15 -3.956017370393699E-15 3.085413238995548E-13 -2.370331128927374E-15 1.15122498349128E-13 -3.232259537191E-15
q -3.956017370393699E-15 9.557763347103952E-15 -7.87267970971087E-13 6.272612705312536E-15 -2.850941923862667E-13 7.684430489073753E-15
tp 3.085413238995548E-13 -7.87267970971087E-13 1.263055775932381E-9 -4.791177128499227E-12 3.582205412137435E-10 -1.460551891229894E-13
node -2.370331128927374E-15 6.272612705312536E-15 -4.791177128499227E-12 1.003476214853692E-9 -9.97102435961554E-10 -2.322367428035807E-11
peri 1.15122498349128E-13 -2.850941923862667E-13 3.582205412137435E-10 -9.97102435961554E-10 1.099132056795698E-9 2.300100569050387E-11
i -3.232259537191E-15 7.684430489073753E-15 -1.460551891229894E-13 -2.322367428035807E-11 2.300100569050387E-11 1.922991960719361E-11

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.6   n/a MPO493080  
diameter diameter 6.598 km 0.022 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.078   0.008 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

32769 (1984 AJ1)          Discovered 1984-Jan-08 by Bowell, E. at Anderson Mesa
Reference: 20020128/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1984 AJ1 = 1984 CK1 = 1998 YM9 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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