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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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 30 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .194081085862387 4.0636e-08  
a 2.391076902637322 9.2984e-09 au
q 1.927014100992998 9.8378e-08 au
i 6.712801368410679 4.7856e-06 deg
node 347.189325439236 3.28e-05 deg
peri 137.8558548070015 3.4505e-05 deg
M 297.7311422077896 1.208e-05 deg
tp 2459234.091557272060
(2021-Jan-19.59155727)
4.5934e-05 TDB
period 1350.481823491252
3.70
7.8776e-06
2.157e-08
d
yr
n .2665715256124898 1.555e-09 deg/d
Q 2.855139704281647 1.1103e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1320  
   data-arc span      13458 days (36.85 yr)  
   first obs. used      1984-01-08  
   last obs. used      2020-11-12  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .47775  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-18 03:35:13  

Additional Information
 Earth MOID = .94803 au 
 Jupiter MOID = 2.21605 au 
 T_jup = 3.497 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456949.5 (2014-Oct-19.0) TDB
Reference: JPL 30 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1931098488555416 4.0664e-08  
q 1.929800788163482 9.8357e-08 au
tp 2456531.906920975615
(2013-Aug-27.40692098)
4.1401e-05 TDB
node 347.2816244204525 3.2777e-05 deg
peri 137.7393320871766 3.4507e-05 deg
i 6.714542719816176 4.786e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1320  
   data-arc span      13458 days (36.85 yr)  
   first obs. used      1984-01-08  
   last obs. used      2020-11-12  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .47775  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-18 03:35:13  

Additional Information
 Jupiter MOID = 2.21605 au 
 T_jup = 3.497 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.653577729289712E-15 -3.9879879715161E-15 2.589449679353136E-13 7.801495382732781E-15 9.385282494650767E-14 -1.007980347050302E-15
q -3.9879879715161E-15 9.67405451367272E-15 -5.780391746164744E-13 -1.795397548786803E-14 -2.135041233251458E-13 2.534842203306832E-15
tp 2.589449679353136E-13 -5.780391746164744E-13 1.714034598396184E-9 -1.706195201191616E-12 4.585803115737794E-10 1.339756641870851E-12
node 7.801495382732781E-15 -1.795397548786803E-14 -1.706195201191616E-12 1.074350810252538E-9 -1.06646903796548E-9 -8.186176845913222E-12
peri 9.385282494650767E-14 -2.135041233251458E-13 4.585803115737794E-10 -1.06646903796548E-9 1.190752549807187E-9 8.4721224581381E-12
i -1.007980347050302E-15 2.534842203306832E-15 1.339756641870851E-12 -8.186176845913222E-12 8.4721224581381E-12 2.290566893473557E-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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