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JPL Small-Body Database Browser
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359099 (2009 AG42)
Classification: Main-belt Asteroid          SPK-ID: 2359099
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1449950242007946 4.8504e-08  
a 2.304241926279551 1.7635e-08 au
q 1.970138312414162 1.119e-07 au
i 3.891802593753 6.2489e-06 deg
node 256.1507423868511 0.00010584 deg
peri 158.1618766487722 0.00010974 deg
M 31.46425692699426 2.7974e-05 deg
tp 2458488.837970380239
(2019-Jan-05.33797038)
9.8987e-05 TDB
period 1277.587160452737
3.50
1.4666e-05
4.015e-08
d
yr
n .2817811662042903 3.2348e-09 deg/d
Q 2.63834554014494 2.0192e-08 au
  Orbit Determination Parameters
   # obs. used (total)      153  
   data-arc span      7682 days (21.03 yr)  
   first obs. used      1997-10-08  
   last obs. used      2018-10-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54423  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Oct-31 04:57:34  

Additional Information
 Earth MOID = .981869 au 
 Jupiter MOID = 2.69054 au 
 T_jup = 3.572 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456856.5 (2014-Jul-18.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1439586087535801 4.8319e-08  
q 1.972872978607805 1.1135e-07 au
tp 2457210.353047668366
(2015-Jul-06.85304767)
9.8201e-05 TDB
node 256.2602306138897 0.00010594 deg
peri 157.8655368031787 0.00010992 deg
i 3.888606175556849 6.2496e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      153  
   data-arc span      7682 days (21.03 yr)  
   first obs. used      1997-10-08  
   last obs. used      2018-10-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54423  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Oct-31 04:57:34  

Additional Information
 Jupiter MOID = 2.69054 au 
 T_jup = 3.572 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.33472036123658E-15 -5.330965495831059E-15 1.340422420797684E-12 -7.002784514129695E-14 5.357396539696319E-13 -3.65480629644258E-15
q -5.330965495831059E-15 1.239935611707584E-14 -2.973883330957271E-12 1.599034776340958E-13 -1.216106671235263E-12 8.706646470895983E-15
tp 1.340422420797684E-12 -2.973883330957271E-12 9.643505180040868E-9 4.462244559517016E-11 2.92638749419875E-9 3.959449219508003E-12
node -7.002784514129695E-14 1.599034776340958E-13 4.462244559517016E-11 1.122256190763284E-8 -1.11841722503356E-8 2.728960258015932E-10
peri 5.357396539696319E-13 -1.216106671235263E-12 2.92638749419875E-9 -1.11841722503356E-8 1.208287670747084E-8 -2.711867111847204E-10
i -3.65480629644258E-15 8.706646470895983E-15 3.959449219508003E-12 2.728960258015932E-10 -2.711867111847204E-10 3.90570809990527E-11

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 17.5   n/a MPO460414  

359099 (2009 AG42)          Discovered 2009-Jan-01 by Spacewatch at Kitt Peak
Reference: 20130327/Numbers.arcLast Updated: 2013-03-29
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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