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120177 (2003 LW3)
Classification: Main-belt Asteroid          SPK-ID: 2120177
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2197057422069827 5.0692e-08  
a 2.57211255281813 1.2835e-08 au
q 2.007004655361325 1.3412e-07 au
i 11.70140998927265 4.8036e-06 deg
node 357.7017102777331 2.1798e-05 deg
peri 167.6331393510216 2.4677e-05 deg
M 91.95268079217441 1.1449e-05 deg
tp 2458615.646646988857
(2019-May-12.14664699)
4.6244e-05 TDB
period 1506.722869745876
4.13
1.1278e-05
3.088e-08
d
yr
n .2389291403406638 1.7884e-09 deg/d
Q 3.137220450274935 1.5655e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1104  
   data-arc span      15523 days (42.50 yr)  
   first obs. used      1978-03-15  
   last obs. used      2020-09-13  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50786  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 17:58:58  

Additional Information
 Earth MOID = 1.01536 au 
 Jupiter MOID = 1.83773 au 
 T_jup = 3.366 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457486.5 (2016-Apr-08.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2200247713945871 5.0733e-08  
q 2.00460975031817 1.3437e-07 au
tp 2457109.232454832434
(2015-Mar-27.73245483)
4.0478e-05 TDB
node 357.7573965040431 2.1799e-05 deg
peri 167.3007245002522 2.4665e-05 deg
i 11.70492132570846 4.8035e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1104  
   data-arc span      15523 days (42.50 yr)  
   first obs. used      1978-03-15  
   last obs. used      2020-09-13  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50786  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 17:58:58  

Additional Information
 Jupiter MOID = 1.83773 au 
 T_jup = 3.366 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.573808513005257E-15 -6.799839929604239E-15 -1.160684157420614E-12 -1.285216623266284E-14 -3.450128289154472E-13 -6.933867733507375E-15
q -6.799839929604239E-15 1.805457067860687E-14 3.137900873759925E-12 3.58940343744313E-14 9.349576546562018E-13 1.829317194726843E-14
tp -1.160684157420614E-12 3.137900873759925E-12 1.63846130793784E-9 6.992934867692939E-12 4.881903149621855E-10 3.627397315550001E-12
node -1.285216623266284E-14 3.58940343744313E-14 6.992934867692939E-12 4.75186709326167E-10 -4.62433148627358E-10 -5.087944543677096E-11
peri -3.450128289154472E-13 9.349576546562018E-13 4.881903149621855E-10 -4.62433148627358E-10 6.083636355326734E-10 5.096461803711143E-11
i -6.933867733507375E-15 1.829317194726843E-14 3.627397315550001E-12 -5.087944543677096E-11 5.096461803711143E-11 2.30735499793896E-11

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 15.1   n/a MPO338102  

120177 (2003 LW3)          Discovered 2003-Jun-05 by Broughton, J. at Reedy Creek
Reference: 20051116/Numbers.arcLast Updated: 2005-11-21

[ show close-approach data ]
Alternate Designations
 2003 LW3 = 1978 ET10 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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