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58632 (1997 WM2)
Classification: Main-belt Asteroid          SPK-ID: 2058632
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 27 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04411199004005194 3.9761e-08  
a 2.958227681946028 1.9297e-08 au
q 2.827734371903819 1.1723e-07 au
i 2.544934104283948 4.8257e-06 deg
node 45.68186346185806 8.8801e-05 deg
peri 43.24222339917895 0.00010391 deg
M 221.5338980846697 5.551e-05 deg
tp 2460111.303692543495
(2023-Jun-15.80369254)
0.00028997 TDB
period 1858.428350016027
5.09
1.8184e-05
4.979e-08
d
yr
n .1937120685857464 1.8954e-09 deg/d
Q 3.088720991988238 2.0148e-08 au
  Orbit Determination Parameters
   # obs. used (total)      838  
   data-arc span      9932 days (27.19 yr)  
   first obs. used      1994-04-05  
   last obs. used      2021-06-14  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .52704  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-09 14:26:32  

Additional Information
 Earth MOID = 1.84481 au 
 Jupiter MOID = 1.99563 au 
 T_jup = 3.264 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457207.5 (2015-Jul-04.0) TDB
Reference: JPL 27 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04720217296018576 3.9719e-08  
q 2.813772392931863 1.1702e-07 au
tp 2456404.614879746453
(2013-Apr-22.11487975)
0.0002556 TDB
node 45.76598800983322 8.8707e-05 deg
peri 43.87035722479951 0.00010203 deg
i 2.547480899973162 4.831e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      838  
   data-arc span      9932 days (27.19 yr)  
   first obs. used      1994-04-05  
   last obs. used      2021-06-14  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .52704  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-09 14:26:32  

Additional Information
 Jupiter MOID = 1.99563 au 
 T_jup = 3.264 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.577636026071646E-15 -4.590464017440686E-15 -1.507344012601438E-12 -2.22785576471705E-15 -3.062585674336349E-13 9.504541104490671E-17
q -4.590464017440686E-15 1.369458963551436E-14 6.130823003845737E-12 5.885577316003561E-15 1.258321658352266E-12 -1.104285753553286E-16
tp -1.507344012601438E-12 6.130823003845737E-12 6.533352742427986E-8 -1.550272255499502E-11 1.289573009479757E-8 -1.148018985593304E-12
node -2.22785576471705E-15 5.885577316003561E-15 -1.550272255499502E-11 7.868878418655338E-9 -7.863889259148285E-9 1.144036990673922E-11
peri -3.062585674336349E-13 1.258321658352266E-12 1.289573009479757E-8 -7.863889259148285E-9 1.040969743034185E-8 -1.163284446137036E-11
i 9.504541104490671E-17 -1.104285753553286E-16 -1.148018985593304E-12 1.144036990673922E-11 -1.163284446137036E-11 2.333826875820759E-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 15.01   n/a E2021B10  

58632 (1997 WM2)          Discovered 1997-Nov-23 by Kobayashi, T. at Oizumi
Reference: 20030614/Numbers.arcLast Updated: 2004-04-19

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Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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