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22460 (1997 AJ2)
Classification: Main-belt Asteroid          SPK-ID: 2022460
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 31 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07393055428812395 1.5743e-08  
a 2.286612908680932 6.2679e-09 au
q 2.117562348899771 3.6864e-08 au
i 4.734974402373503 4.9745e-07 deg
node 106.3896271817428 1.0245e-05 deg
peri 345.7274427550498 1.7164e-05 deg
M 358.7709667958598 1.786e-05 deg
tp 2459204.811699828883
(2020-Dec-21.31169983)
6.2664e-05 TDB
period 1262.953623359282
3.46
5.1929e-06
1.422e-08
d
yr
n .2850460961839991 1.172e-09 deg/d
Q 2.455663468462092 6.7313e-09 au
  Orbit Determination Parameters
   # obs. used (total)      2024  
   data-arc span      10364 days (28.38 yr)  
   first obs. used      1992-10-25  
   last obs. used      2021-03-11  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .48722  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 04:06:34  

Additional Information
 Earth MOID = 1.13436 au 
 Jupiter MOID = 2.6499 au 
 T_jup = 3.593 
[ 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 14.3   n/a MPO439252  

22460 (1997 AJ2)          Discovered 1997-Jan-03 by Kobayashi, T. at Oizumi
Reference: 20010309/Numbers.arcLast Updated: 2004-04-19
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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