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120763 (1998 BW5)
Classification: Main-belt Asteroid          SPK-ID: 2120763
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 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1684199250144108 4.7627e-08  
a 2.719261687939665 1.6097e-08 au
q 2.261283838362306 1.3293e-07 au
i 3.817613056851878 4.3556e-06 deg
node 125.0681791924466 7.5541e-05 deg
peri 266.4369904226096 7.6714e-05 deg
M 118.4908180184747 1.5083e-05 deg
tp 2458661.415146644681
(2019-Jun-26.91514664)
6.5928e-05 TDB
period 1637.853045943661
4.48
1.4543e-05
3.982e-08
d
yr
n .2197999392507057 1.9517e-09 deg/d
Q 3.177239537517023 1.8808e-08 au
  Orbit Determination Parameters
   # obs. used (total)      540  
   data-arc span      9867 days (27.01 yr)  
   first obs. used      1994-03-10  
   last obs. used      2021-03-15  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .5428  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 17:08:01  

Additional Information
 Earth MOID = 1.26973 au 
 Jupiter MOID = 2.26868 au 
 T_jup = 3.336 
[ 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 15.79   n/a E2021B55  

120763 (1998 BW5)          Discovered 1998-Jan-22 by Spacewatch at Kitt Peak
Reference: 20060314/Numbers.arcLast Updated: 2006-03-23

[ show close-approach data ]
Alternate Designations
 1998 BW5 = 2001 XO82 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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