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187619 (2007 AA23)
Classification: Main-belt Asteroid          SPK-ID: 2187619
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08629507422542868 5.3866e-08  
a 2.726775555384916 2.0677e-08 au
q 2.49146825643689 1.4842e-07 au
i 13.36485342552815 4.9899e-06 deg
node 124.5588791531402 2.356e-05 deg
peri 121.4359862209571 4.0937e-05 deg
M 270.8936809379431 3.7344e-05 deg
tp 2459607.578830082195
(2022-Jan-28.07883008)
0.00017255 TDB
period 1644.646309848446
4.50
1.8707e-05
5.122e-08
d
yr
n .2188920486090253 2.4897e-09 deg/d
Q 2.962082854332942 2.2461e-08 au
  Orbit Determination Parameters
   # obs. used (total)      346  
   data-arc span      8024 days (21.97 yr)  
   first obs. used      1999-03-21  
   last obs. used      2021-03-09  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .61156  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 21:56:09  

Additional Information
 Earth MOID = 1.50279 au 
 Jupiter MOID = 2.19745 au 
 T_jup = 3.312 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.8   n/a MPO454292  

187619 (2007 AA23)          Discovered 2007-Jan-10 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20080520/Numbers.arcLast Updated: 2008-05-22

[ show close-approach data ]
Alternate Designations
 2007 AA23 = 2003 FK9 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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