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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 
[ show covariance matrix ]

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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Close-Approach Data   ...sorted by Date/Time (TDB)
Date/Time (TDB) Time Uncertainty
(days_HH:MM)
Body Nominal Distance (au) Minimum Distance (au) Maximum Distance (au) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified
2083-Jun-16 03:53 < 00:01 Hygie 0.0461862199682145 0.0461782679473693 0.0461941726200624 5.85670289668029 5.85670275384457 2482026.661966214 0.846163926662376 481.30495313224 70.6932063810224 35.0335244895294 57274.4881588779 T 21 CATAB v2.0f-lin.ifort 2020-Feb-23 08:30:37 2020-Feb-23 08:30

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