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115981 (2003 WT58)
Classification: Main-belt Asteroid          SPK-ID: 2115981
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04041387700715727 6.2784e-08  
a 2.419319767246208 1.3716e-08 au
q 2.321545675731735 1.5124e-07 au
i 7.389715900582305 4.3654e-06 deg
node 60.80780654433288 3.6601e-05 deg
peri 120.5282574509729 5.9344e-05 deg
M 73.23203996980239 4.5538e-05 deg
tp 2458920.900127483397
(2020-Mar-12.40012748)
0.00017415 TDB
period 1374.479724277558
3.76
1.1689e-05
3.2e-08
d
yr
n .2619172866949492 2.2274e-09 deg/d
Q 2.51709385876068 1.427e-08 au
  Orbit Determination Parameters
   # obs. used (total)      521  
   data-arc span      7603 days (20.82 yr)  
   first obs. used      1999-09-15  
   last obs. used      2020-07-09  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .58802  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 16:46:03  

Additional Information
 Earth MOID = 1.3296 au 
 Jupiter MOID = 2.45207 au 
 T_jup = 3.502 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457390.5 (2016-Jan-03.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04135751367576813 6.2733e-08  
q 2.319713449396293 1.516e-07 au
tp 2457547.253125855379
(2016-Jun-07.75312586)
0.00017163 TDB
node 60.84694349447659 3.6615e-05 deg
peri 120.7667183097378 5.8426e-05 deg
i 7.388225627821293 4.3638e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      521  
   data-arc span      7603 days (20.82 yr)  
   first obs. used      1999-09-15  
   last obs. used      2020-07-09  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .58802  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 16:46:03  

Additional Information
 Jupiter MOID = 2.45207 au 
 T_jup = 3.502 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.935416575316099E-15 -9.473933156933363E-15 1.602734475934261E-12 5.047092856610394E-14 5.200619886473136E-13 -9.058675195557864E-15
q -9.473933156933363E-15 2.29816018615356E-14 -4.335474009827376E-12 -1.201404731068525E-13 -1.385955502422585E-12 2.173364849970296E-14
tp 1.602734475934261E-12 -4.335474009827376E-12 2.945817140265204E-8 2.003456927969809E-11 7.835516423293288E-9 3.211959258849748E-12
node 5.047092856610394E-14 -1.201404731068525E-13 2.003456927969809E-11 1.340681484069486E-9 -1.322233714327966E-9 -5.970657389292718E-11
peri 5.200619886473136E-13 -1.385955502422585E-12 7.835516423293288E-9 -1.322233714327966E-9 3.413620818810772E-9 5.977469672354106E-11
i -9.058675195557864E-15 2.173364849970296E-14 3.211959258849748E-12 -5.970657389292718E-11 5.977469672354106E-11 1.904295251564658E-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 16.30   n/a E2021B55  

115981 (2003 WT58)          Discovered 2003-Nov-18 by Spacewatch at Kitt Peak
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

Alternate Designations
 2003 WT58 = 1999 RL192 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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