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437820 (2015 DM156)
Classification: Main-belt Asteroid          SPK-ID: 2437820
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1703191760537847 5.842e-08  
a 2.621287651178177 2.6068e-08 au
q 2.174832098229549 1.5563e-07 au
i 6.522048069489164 6.6524e-06 deg
node 100.3915341014193 5.1294e-05 deg
peri 180.912067931755 5.4764e-05 deg
M 339.4329428942948 1.6634e-05 deg
tp 2459089.060508668661
(2020-Aug-27.56050867)
7.1506e-05 TDB
period 1550.138308891754
4.24
2.3124e-05
6.331e-08
d
yr
n .2322373416197784 3.4644e-09 deg/d
Q 3.067743204126805 3.0508e-08 au
  Orbit Determination Parameters
   # obs. used (total)      171  
   data-arc span      5283 days (14.46 yr)  
   first obs. used      2005-12-30  
   last obs. used      2020-06-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .6087  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-24 07:15:03  

Additional Information
 Earth MOID = 1.15836 au 
 Jupiter MOID = 2.0751 au 
 T_jup = 3.375 
[ 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 16.8   n/a MPO434613  

437820 (2015 DM156)          Discovered 2005-Dec-30 by Spacewatch at Kitt Peak
Reference: Last Updated: 2015-06-04

Alternate Designations
 2015 DM156 = 2011 FS78 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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