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406213 (2007 AB2)
Classification: Apollo [NEO, PHA]          SPK-ID: 2406213
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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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.


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Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 68 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .545303194776219 1.8118e-08  
a 1.918734213527701 5.5309e-09 au
q .8724423169646098 3.4866e-08 au
i 1.45950812900871 7.753e-06 deg
node 127.041690857974 6.9251e-05 deg
peri 280.7528733689538 7.2285e-05 deg
M 243.9305777532497 1.4548e-05 deg
tp 2458913.493975450850
(2020-Mar-04.99397545)
4.0518e-05 TDB
period 970.779633267802
2.66
4.1975e-06
1.149e-08
d
yr
n .3708359628314219 1.6034e-09 deg/d
Q 2.965026110090793 8.5469e-09 au
  Orbit Determination Parameters
   # obs. used (total)      587  
   data-arc span      2981 days (8.16 yr)  
   first obs. used      2007-01-10  
   last obs. used      2015-03-10  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .39671  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Apr-06 09:21:46  

Additional Information
 Earth MOID = .0132276 au 
 Jupiter MOID = 2.44025 au 
 T_jup = 3.730 
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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 20.3   n/a MPO335049  
rotation period rot_per 8.545 h n/a LCDB (Rev. 2019-January); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Collaborative Asteroid Lightcurve Link (CALL) (2011) http://www.minorplanetobserver.com/DATA/submissions_results.htm]

406213 (2007 AB2)          Discovered 2007-Jan-10 by CSS at Catalina
Reference: Last Updated: 2014-09-12

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