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JPL Small-Body Database Browser
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11843 (1987 DM6)
Classification: Main-belt Asteroid          SPK-ID: 2011843
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1512778030155731 2.9848e-08  
a 2.276515215209703 7.1526e-09 au
q 1.932128994921254 6.7089e-08 au
i 3.857755494321941 3.5146e-06 deg
node 192.0548483477435 4.9581e-05 deg
peri 286.9015611004294 5.122e-05 deg
M 160.8300240419398 1.3746e-05 deg
tp 2458040.008683129095
(2017-Oct-13.50868313)
4.6572e-05 TDB
period 1254.597052232661
3.43
5.9128e-06
1.619e-08
d
yr
n .2869447201070253 1.3523e-09 deg/d
Q 2.620901435498151 8.2347e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1434  
   data-arc span      11939 days (32.69 yr)  
   first obs. used      1987-02-23  
   last obs. used      2019-11-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51414  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 03:33:42  

Additional Information
 Earth MOID = .952598 au 
 Jupiter MOID = 2.4668 au 
 T_jup = 3.590 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.8   n/a MPO279640  

11843 (1987 DM6)          Discovered 1987-Feb-23 by Debehogne, H. at La Silla
Reference: 19991026/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1987 DM6 = 1989 WJ4 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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