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19839 (2000 SW275)
Classification: Main-belt Asteroid          SPK-ID: 2019839
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 31 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2162989422426791 3.537e-08  
a 2.188711740742135 5.6734e-09 au
q 1.715295706345478 7.8164e-08 au
i 4.944520906963007 3.9553e-06 deg
node 164.048177866194 3.7922e-05 deg
peri 150.8074214237974 3.8625e-05 deg
M 204.8517409789986 7.4778e-06 deg
tp 2459906.212969264104
(2022-Nov-22.71296926)
2.4908e-05 TDB
period 1182.71819544065
3.24
4.5986e-06
1.259e-08
d
yr
n .3043835813026225 1.1835e-09 deg/d
Q 2.662127775138791 6.9005e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1393  
   data-arc span      11118 days (30.44 yr)  
   first obs. used      1990-09-12  
   last obs. used      2021-02-19  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .52057  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-08 18:17:00  

Additional Information
 Earth MOID = .703204 au 
 Jupiter MOID = 2.63746 au 
 T_jup = 3.639 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457110.5 (2015-Mar-29.0) TDB
Reference: JPL 31 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2161951865812217 3.5299e-08  
q 1.715588877299959 7.7942e-08 au
tp 2457541.385495642187
(2016-Jun-01.88549564)
2.4721e-05 TDB
node 164.0871185711432 3.7926e-05 deg
peri 150.7785482624925 3.8631e-05 deg
i 4.943823951488436 3.9552e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1393  
   data-arc span      11118 days (30.44 yr)  
   first obs. used      1990-09-12  
   last obs. used      2021-02-19  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .52057  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-08 18:17:00  

Additional Information
 Jupiter MOID = 2.63746 au 
 T_jup = 3.639 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.246030696528918E-15 -2.746895227907492E-15 1.190067926597143E-13 2.748873572367827E-15 1.732183831391861E-14 -1.989360135452171E-15
q -2.746895227907492E-15 6.075014449627626E-15 -2.78857559620277E-13 -6.680773331438108E-15 -4.56434470305754E-14 4.396699199270533E-15
tp 1.190067926597143E-13 -2.78857559620277E-13 6.11114019625291E-10 4.876947906448513E-12 1.890733677198211E-10 -9.490768344490879E-13
node 2.748873572367827E-15 -6.680773331438108E-15 4.876947906448513E-12 1.438372889946002E-9 -1.430867839638973E-9 -1.384015044714735E-11
peri 1.732183831391861E-14 -4.56434470305754E-14 1.890733677198211E-10 -1.430867839638973E-9 1.492388367178182E-9 1.355704693445246E-11
i -1.989360135452171E-15 4.396699199270533E-15 -9.490768344490879E-13 -1.384015044714735E-11 1.355704693445246E-11 1.56434515042924E-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 15.55   n/a MPCxxxxx  

19839 (2000 SW275)          Discovered 2000-Sep-28 by LINEAR at Socorro
Reference: 20001211/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 2000 SW275 = 1990 RU 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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