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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 ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 33 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1941597051814369 4.041e-08  
a 2.391524510377762 7.263e-09 au
q 1.927186816508636 9.7355e-08 au
i 6.712753946814159 4.3045e-06 deg
node 347.1856496227142 3.0412e-05 deg
peri 137.8147292575764 3.1869e-05 deg
M 351.0776751002305 8.4638e-06 deg
tp 2459233.980058963371
(2021-Jan-19.48005896)
3.1763e-05 TDB
period 1350.861054961684
3.70
6.1538e-06
1.685e-08
d
yr
n .2664966901501288 1.214e-09 deg/d
Q 2.855862204246888 8.6731e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1566  
   data-arc span      13580 days (37.18 yr)  
   first obs. used      1984-01-08  
   last obs. used      2021-03-14  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .45702  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 07:14:04  

Additional Information
 Earth MOID = .948135 au 
 Jupiter MOID = 2.21499 au 
 T_jup = 3.497 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457261.5 (2015-Aug-27.0) TDB
Reference: JPL 33 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1929585327217241 4.0459e-08  
q 1.930522495445841 9.7415e-08 au
tp 2457883.318099357548
(2017-May-09.81809936)
3.2601e-05 TDB
node 347.2770430370125 3.0389e-05 deg
peri 137.7911247323063 3.1874e-05 deg
i 6.714713237504778 4.3043e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1566  
   data-arc span      13580 days (37.18 yr)  
   first obs. used      1984-01-08  
   last obs. used      2021-03-14  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .45702  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 07:14:04  

Additional Information
 Jupiter MOID = 2.21499 au 
 T_jup = 3.497 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.636938913437859E-15 -3.934186526109007E-15 3.148852690818549E-13 -5.802765383704216E-15 1.242714598957045E-13 -3.586217893068814E-15
q -3.934186526109007E-15 9.489775955855052E-15 -7.861430572881656E-13 1.475877247665077E-14 -3.117962253459725E-13 8.545326833044572E-15
tp 3.148852690818549E-13 -7.861430572881656E-13 1.062849193717852E-9 -3.855450218217061E-12 3.220958806172751E-10 -2.618072873720249E-13
node -5.802765383704216E-15 1.475877247665077E-14 -3.855450218217061E-12 9.235211335077864E-10 -9.17883595294991E-10 -3.047723807609513E-11
peri 1.242714598957045E-13 -3.117962253459725E-13 3.220958806172751E-10 -9.17883595294991E-10 1.01594889018641E-9 3.016745692267334E-11
i -3.586217893068814E-15 8.545326833044572E-15 -2.618072873720249E-13 -3.047723807609513E-11 3.016745692267334E-11 1.852736947249508E-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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