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79833 (1998 WE11)
Classification: Main-belt Asteroid          SPK-ID: 2079833
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07361948006433947 3.7436e-08  
a 2.788324150040621 1.9919e-08 au
q 2.583049175863789 1.0168e-07 au
i 4.851633033227317 3.9428e-06 deg
node 98.96286076757568 6.7328e-05 deg
peri 341.3884682995784 7.8199e-05 deg
M 286.5970651225163 4.181e-05 deg
tp 2459743.256204926959
(2022-Jun-12.75620493)
0.0001989 TDB
period 1700.643632057243
4.66
1.8223e-05
4.989e-08
d
yr
n .2116845606063354 2.2683e-09 deg/d
Q 2.993599124217453 2.1385e-08 au
  Orbit Determination Parameters
   # obs. used (total)      695  
   data-arc span      7525 days (20.60 yr)  
   first obs. used      1998-10-20  
   last obs. used      2019-05-28  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .5668  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 13:43:54  

Additional Information
 Earth MOID = 1.59932 au 
 Jupiter MOID = 2.1694 au 
 T_jup = 3.321 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456719.5 (2014-Mar-03.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07697940764116801 3.8242e-08  
q 2.572487623153351 1.0493e-07 au
tp 2456333.158799843271
(2013-Feb-09.65879984)
0.00017612 TDB
node 99.01383350278805 6.7231e-05 deg
peri 339.5881117890085 7.7003e-05 deg
i 4.855764640478819 3.9475e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      695  
   data-arc span      7525 days (20.60 yr)  
   first obs. used      1998-10-20  
   last obs. used      2019-05-28  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .5668  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 13:43:54  

Additional Information
 Jupiter MOID = 2.1694 au 
 T_jup = 3.321 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.462430460329155E-15 -3.956513524366272E-15 -1.296721902072726E-12 -5.352989573979227E-15 -2.843217780239106E-13 3.782328498435055E-16
q -3.956513524366272E-15 1.101082779514164E-14 4.433273948445266E-12 1.363285688919261E-14 9.786935362504718E-13 -8.786951808972543E-16
tp -1.296721902072726E-12 4.433273948445266E-12 3.101854977163067E-8 -3.926173994552714E-11 6.662560565631406E-9 -3.093562911103727E-12
node -5.352989573979227E-15 1.363285688919261E-14 -3.926173994552714E-11 4.519955733620007E-9 -4.511824591703611E-9 -5.301234723443101E-12
peri -2.843217780239106E-13 9.786935362504718E-13 6.662560565631406E-9 -4.511824591703611E-9 5.92949036258541E-9 4.634102908779678E-12
i 3.782328498435055E-16 -8.786951808972543E-16 -3.093562911103727E-12 -5.301234723443101E-12 4.634102908779678E-12 1.558256939818219E-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 14.9   n/a MPO432347  

79833 (1998 WE11)          Discovered 1998-Nov-21 by LINEAR at Socorro
Reference: 20040504/Numbers.arcLast Updated: 2004-07-16

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Alternate Designations
 1998 WE11 = 2000 DR105 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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