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JPL Small-Body Database Browser
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185700 (1998 DT6)
Classification: Main-belt Asteroid          SPK-ID: 2185700
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 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .02469182299930274 5.4625e-08  
a 2.732245622702457 1.9178e-08 au
q 2.664781497396069 1.4927e-07 au
i 5.642129844003747 5.594e-06 deg
node 217.7274191575779 4.7334e-05 deg
peri 149.7886389252236 0.00010679 deg
M 103.8912581508426 9.6236e-05 deg
tp 2458524.447839911878
(2019-Feb-09.94783991)
0.00044069 TDB
period 1649.597672432596
4.52
1.7368e-05
4.755e-08
d
yr
n .2182350314965723 2.2978e-09 deg/d
Q 2.799709748008846 1.9652e-08 au
  Orbit Determination Parameters
   # obs. used (total)      362  
   data-arc span      8447 days (23.13 yr)  
   first obs. used      1996-11-19  
   last obs. used      2020-01-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .62593  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jan-29 22:35:40  

Additional Information
 Earth MOID = 1.66536 au 
 Jupiter MOID = 2.29753 au 
 T_jup = 3.346 
[ 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 16.0   n/a MPO454278  

185700 (1998 DT6)          Discovered 1998-Feb-17 by Spacewatch at Kitt Peak
Reference: 20080520/Numbers.arcLast Updated: 2008-05-22

Alternate Designations
 1998 DT6 = 1999 KE2 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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