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46543 (1987 DL6)
Classification: Main-belt Asteroid          SPK-ID: 2046543
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1368343061553461 6.1003e-08  
a 2.297073508670808 8.6901e-09 au
q 1.982755048924012 1.397e-07 au
i 7.342824243456501 6.5232e-06 deg
node 351.4817557046404 3.1852e-05 deg
peri 187.154290139181 3.6169e-05 deg
M 180.4975416697581 1.5971e-05 deg
tp 2459634.557533205314
(2022-Feb-24.05753321)
5.7565e-05 TDB
period 1271.6300048324
3.48
7.2161e-06
1.976e-08
d
yr
n .2831012154730085 1.6065e-09 deg/d
Q 2.611391968417605 9.8792e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1297  
   data-arc span      14391 days (39.40 yr)  
   first obs. used      1980-02-20  
   last obs. used      2019-07-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49104  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jan-29 07:09:15  

Additional Information
 Earth MOID = .986859 au 
 Jupiter MOID = 2.35365 au 
 T_jup = 3.571 
[ 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 14.8   n/a MPO474338  

46543 (1987 DL6)          Discovered 1987-Feb-23 by Debehogne, H. at La Silla
Reference: 20020921/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1987 DL6 = 1980 DC3 = 1999 VD78 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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