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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 34 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1941597050787632 4.0399e-08  
a 2.391524510371871 7.2473e-09 au
q 1.927186816749435 9.7319e-08 au
i 6.712753969607855 4.3039e-06 deg
node 347.1856504357945 3.031e-05 deg
peri 137.8147284711874 3.177e-05 deg
M 351.0776750648731 8.4374e-06 deg
tp 2459233.980059095922
(2021-Jan-19.48005910)
3.1663e-05 TDB
period 1350.861054956692
3.70
6.1405e-06
1.681e-08
d
yr
n .2664966901511137 1.2114e-09 deg/d
Q 2.855862203994306 8.6544e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1582  
   data-arc span      13586 days (37.20 yr)  
   first obs. used      1984-01-08  
   last obs. used      2021-03-20  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .4549  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 04:46:14  

Additional Information
 Earth MOID = .948135 au 
 Jupiter MOID = 2.21499 au 
 T_jup = 3.497 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.65   n/a MPCxxxxx  
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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