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JPL Small-Body Database Browser
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351619 (2005 WA139)
Classification: Main-belt Asteroid          SPK-ID: 2351619
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 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1609480734637293 5.9673e-08  
a 2.247666796542421 1.4159e-08 au
q 1.885909155850527 1.3648e-07 au
i 2.187365157930369 6.6635e-06 deg
node 60.66245042142054 0.00013064 deg
peri 304.6502210618501 0.00013172 deg
M 41.99835398975377 1.8536e-05 deg
tp 2458456.909373317359
(2018-Dec-04.40937332)
6.2994e-05 TDB
period 1230.825037056506
3.37
1.163e-05
3.184e-08
d
yr
n .2924867378883786 2.7638e-09 deg/d
Q 2.609424437234316 1.6438e-08 au
  Orbit Determination Parameters
   # obs. used (total)      229  
   data-arc span      7269 days (19.90 yr)  
   first obs. used      1998-09-19  
   last obs. used      2018-08-14  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60802  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 06:02:50  

Additional Information
 Earth MOID = .884308 au 
 Jupiter MOID = 2.84439 au 
 T_jup = 3.611 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457004.5 (2014-Dec-13.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1615059953712266 5.9644e-08  
q 1.884530322322908 1.3647e-07 au
tp 2457224.448703781379
(2015-Jul-20.94870378)
6.05e-05 TDB
node 60.67582733853207 0.0001307 deg
peri 304.2259440251395 0.00013178 deg
i 2.187556296690624 6.66e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      229  
   data-arc span      7269 days (19.90 yr)  
   first obs. used      1998-09-19  
   last obs. used      2018-08-14  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60802  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 06:02:50  

Additional Information
 Jupiter MOID = 2.84439 au 
 T_jup = 3.611 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.557464835044776E-15 -8.109450465818576E-15 1.518769814863506E-12 1.010606185954381E-14 3.663429690980863E-13 -1.102080732501547E-15
q -8.109450465818576E-15 1.862387262251992E-14 -3.345971393691699E-12 -2.551301813694675E-14 -8.096722934648891E-13 2.727366542711004E-15
tp 1.518769814863506E-12 -3.345971393691699E-12 3.660201345541837E-9 -3.058294734544213E-12 1.033192733615708E-9 -8.474819725720249E-13
node 1.010606185954381E-14 -2.551301813694675E-14 -3.058294734544213E-12 1.708274919133384E-8 -1.707023603329787E-8 -2.452709264705028E-10
peri 3.663429690980863E-13 -8.096722934648891E-13 1.033192733615708E-9 -1.707023603329787E-8 1.736473640133442E-8 2.44852125228097E-10
i -1.102080732501547E-15 2.727366542711004E-15 -8.474819725720249E-13 -2.452709264705028E-10 2.44852125228097E-10 4.43551190392391E-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 17.6   n/a MPO455544  

351619 (2005 WA139)          Discovered 2005-Nov-26 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20130127/Numbers.arcLast Updated: 2013-01-31
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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