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100507 (1997 AG12)
Classification: Main-belt Asteroid          SPK-ID: 2100507
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 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2142551884226316 5.3887e-08  
a 2.385181777455186 1.057e-08 au
q 1.874144206304298 1.2539e-07 au
i 1.535996528309268 4.4634e-06 deg
node 226.2328541397626 0.00014193 deg
peri 152.7893767525958 0.00014221 deg
M 261.7965362571448 1.2862e-05 deg
tp 2459567.532867129844
(2021-Dec-19.03286713)
4.986e-05 TDB
period 1345.490547184055
3.68
8.9438e-06
2.449e-08
d
yr
n .2675604081748736 1.7785e-09 deg/d
Q 2.896219348606075 1.2835e-08 au
  Orbit Determination Parameters
   # obs. used (total)      453  
   data-arc span      8566 days (23.45 yr)  
   first obs. used      1997-01-03  
   last obs. used      2020-06-17  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .56985  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 15:32:30  

Additional Information
 Earth MOID = .875182 au 
 Jupiter MOID = 2.56854 au 
 T_jup = 3.504 
[ 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 16.96   n/a E2021B55  

100507 (1997 AG12)          Discovered 1997-Jan-10 by Spacewatch at Kitt Peak
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

Alternate Designations
 1997 AG12 = 1999 TX24 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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