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90217 (2003 AH87)
Classification: Main-belt Asteroid          SPK-ID: 2090217
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 29 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .03858991373123227 3.6705e-08  
a 2.263763663916474 8.5904e-09 au
q 2.176405219418039 8.5606e-08 au
i 6.113795471308289 4.0172e-06 deg
node 223.6053517303066 2.8612e-05 deg
peri 148.7298842929976 5.2734e-05 deg
M 242.2419459725028 4.4844e-05 deg
tp 2459803.442616774329
(2022-Aug-11.94261677)
0.00015561 TDB
period 1244.070677361482
3.41
7.0814e-06
1.939e-08
d
yr
n .289372626934279 1.6471e-09 deg/d
Q 2.351122108414909 8.9219e-09 au
  Orbit Determination Parameters
   # obs. used (total)      959  
   data-arc span      8325 days (22.79 yr)  
   first obs. used      1998-10-14  
   last obs. used      2021-07-30  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .54204  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Aug-25 18:16:05  

Additional Information
 Earth MOID = 1.17885 au 
 Jupiter MOID = 2.78517 au 
 T_jup = 3.609 
[ 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 15.90   n/a MPO637228  

90217 (2003 AH87)          Discovered 2003-Jan-01 by LINEAR at Socorro
Reference: 20040830/Numbers.arcLast Updated: 2004-09-06
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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