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150461 (2000 HY89)
Classification: Main-belt Asteroid          SPK-ID: 2150461
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 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1695996813555482 5.1439e-08  
a 2.396473978352396 1.1817e-08 au
q 1.990032755246966 1.1984e-07 au
i 1.114357484800659 6.656e-06 deg
node 184.6865998589518 0.00023759 deg
peri 84.1373707134515 0.00023852 deg
M 174.956055614154 2.1226e-05 deg
tp 2458541.957236888060
(2019-Feb-27.45723689)
7.9195e-05 TDB
period 1355.056810626444
3.71
1.0023e-05
2.744e-08
d
yr
n .2656715181067366 1.965e-09 deg/d
Q 2.802915201457825 1.3821e-08 au
  Orbit Determination Parameters
   # obs. used (total)      318  
   data-arc span      9658 days (26.44 yr)  
   first obs. used      1993-08-14  
   last obs. used      2020-01-23  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .58139  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 19:18:39  

Additional Information
 Earth MOID = .972551 au 
 Jupiter MOID = 2.28561 au 
 T_jup = 3.509 
[ 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 16.8   n/a MPO287628  

150461 (2000 HY89)          Discovered 2000-Apr-29 by LINEAR at Socorro
Reference: 20070303/Numbers.arcLast Updated: 2007-03-07

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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
1900-Nov-12 11:20 00:02 Hebe 0.0343143639311523 0.0342867021473956 0.0343420295742371 7.71842127577549 7.71842125230333 2415335.971974191 1.81684765695531 1493.93249917184 48.8353408189456 22.6111622429416 40529.9036750951 T 13 CATAB v2.0f-lin.ifort 2021-Apr-13 19:18:40 2021-Apr-13 19:18
1940-Feb-11 15:03 < 00:01 Hebe 0.0411127504863288 0.0410991589221986 0.0411263442964746 7.57218481834827 7.57218479837911 2429671.127096472 0.86685261319584 831.229945224167 64.7754830150959 35.5070072881127 55463.5541847408 T 13 CATAB v2.0f-lin.ifort 2021-Apr-13 19:18:40 2021-Apr-13 19:18
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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