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46555 (1990 VH3)
Classification: Main-belt Asteroid          SPK-ID: 2046555
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.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2746267217043684 3.8965e-08  
a 2.583899157083668 9.4012e-09 au
q 1.874291402359099 1.0317e-07 au
i 3.572963907223582 4.3814e-06 deg
node 266.589087596667 6.0331e-05 deg
peri 165.1957513100274 6.0896e-05 deg
M 32.03786362520496 6.2704e-06 deg
tp 2458865.487861920481
(2020-Jan-16.98786192)
2.64e-05 TDB
period 1517.091472678243
4.15
8.2796e-06
2.267e-08
d
yr
n .237296172632533 1.2951e-09 deg/d
Q 3.293506911808236 1.1983e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1286  
   data-arc span      10671 days (29.22 yr)  
   first obs. used      1990-11-11  
   last obs. used      2020-01-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51635  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 08:30:23  

Additional Information
 Earth MOID = .889267 au 
 Jupiter MOID = 2.01068 au 
 T_jup = 3.366 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456720.5 (2014-Mar-04.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2722039787203074 3.8839e-08  
q 1.882018505163992 1.0268e-07 au
tp 2457346.674837668239
(2015-Nov-20.17483767)
2.8496e-05 TDB
node 266.7998520182696 6.0525e-05 deg
peri 164.8649437767308 6.1112e-05 deg
i 3.563976461427808 4.3732e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1286  
   data-arc span      10671 days (29.22 yr)  
   first obs. used      1990-11-11  
   last obs. used      2020-01-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51635  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 08:30:23  

Additional Information
 Jupiter MOID = 2.01068 au 
 T_jup = 3.366 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.508495833461455E-15 -3.980112091740732E-15 2.079530007120077E-14 4.524750917004704E-15 3.851321643393875E-15 -1.695244628097958E-15
q -3.980112091740732E-15 1.05437406430616E-14 -1.121948693650159E-13 -1.179047714705838E-14 -3.118080560141523E-14 4.530461427408925E-15
tp 2.079530007120077E-14 -1.121948693650159E-13 8.120348833436381E-10 6.651734349002582E-12 2.521168055514317E-10 4.256028805530184E-14
node 4.524750917004704E-15 -1.179047714705838E-14 6.651734349002582E-12 3.663310289208519E-9 -3.65340692702064E-9 -2.921718199004915E-11
peri 3.851321643393875E-15 -3.118080560141523E-14 2.521168055514317E-10 -3.65340692702064E-9 3.734650466544005E-9 2.913994927208088E-11
i -1.695244628097958E-15 4.530461427408925E-15 4.256028805530184E-14 -2.921718199004915E-11 2.913994927208088E-11 1.912523699527511E-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 14.7   n/a MPO359049  

46555 (1990 VH3)          Discovered 1990-Nov-11 by Urata, T. at Oohira
Reference: 20020921/Numbers.arcLast Updated: 2004-04-19

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Alternate Designations
 1990 VH3 = 1998 QJ52 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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