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382435 (1999 TW125)
Classification: Main-belt Asteroid          SPK-ID: 2382435
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2410888454125498 9.3707e-08  
a 2.257470574707511 1.6324e-08 au
q 1.713219600298472 2.0878e-07 au
i 3.504338980383562 7.5538e-06 deg
node 279.284097784216 0.00017583 deg
peri 45.44632034373916 0.000177 deg
M 61.67752729638192 2.2617e-05 deg
tp 2458788.245929585700
(2019-Oct-31.74592959)
7.6426e-05 TDB
period 1238.886652864085
3.39
1.3438e-05
3.679e-08
d
yr
n .2905834841046549 3.1519e-09 deg/d
Q 2.801721549116549 2.026e-08 au
  Orbit Determination Parameters
   # obs. used (total)      144  
   data-arc span      7223 days (19.78 yr)  
   first obs. used      1999-09-30  
   last obs. used      2019-07-10  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .62481  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 06:59:35  

Additional Information
 Earth MOID = .703339 au 
 Jupiter MOID = 2.54128 au 
 T_jup = 3.581 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456759.5 (2014-Apr-12.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2402458217960453 9.3284e-08  
q 1.716339320834648 2.0762e-07 au
tp 2456309.629580932656
(2013-Jan-17.12958093)
6.4714e-05 TDB
node 279.372769448966 0.00017558 deg
peri 45.35329988612787 0.00017678 deg
i 3.505993137509052 7.556e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      144  
   data-arc span      7223 days (19.78 yr)  
   first obs. used      1999-09-30  
   last obs. used      2019-07-10  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .62481  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 06:59:35  

Additional Information
 Jupiter MOID = 2.54128 au 
 T_jup = 3.581 
Orbit Covariance (6×6)
  e q tp node peri i
e 8.701913340657709E-15 -1.933493857034483E-14 2.792249781883245E-12 -2.076809089893329E-13 8.61034184906229E-13 -1.431778082604089E-14
q -1.933493857034483E-14 4.31071933533697E-14 -6.060886967883001E-12 4.606102900338925E-13 -1.857493980950936E-12 3.162719681198813E-14
tp 2.792249781883245E-12 -6.060886967883001E-12 4.187941777313217E-9 -1.739028029371792E-10 1.45598345066896E-9 -1.144925918117331E-11
node -2.076809089893329E-13 4.606102900338925E-13 -1.739028029371792E-10 3.082851127676051E-8 -3.082177170469032E-8 1.318823291013133E-10
peri 8.61034184906229E-13 -1.857493980950936E-12 1.45598345066896E-9 -3.082177170469032E-8 3.125236768230631E-8 -1.349433516842971E-10
i -1.431778082604089E-14 3.162719681198813E-14 -1.144925918117331E-11 1.318823291013133E-10 -1.349433516842971E-10 5.70927615491556E-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 17.7   n/a MPO434369  

382435 (1999 TW125)          Discovered 1999-Oct-04 by LINEAR at Socorro
Reference: Last Updated: 2014-01-21

Alternate Designations
 1999 TW125 = 2009 OL3 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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