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JPL Small-Body Database Browser
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17758 (1998 DC18)
Classification: Main-belt Asteroid          SPK-ID: 2017758
[ 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 27 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08323829822348357 3.3827e-08  
a 2.784429789715496 1.3651e-08 au
q 2.552658592496806 9.5127e-08 au
i 4.25204486579162 3.8163e-06 deg
node 47.80868561245241 5.1678e-05 deg
peri 265.7948551365141 5.6756e-05 deg
M 68.38414934239817 2.3762e-05 deg
tp 2458278.129136698240
(2018-Jun-08.62913670)		 0.00011218 TDB
period 1697.082027116486
4.65		 1.248e-05
3.417e-08		 d
yr
n .2121288153712148 1.56e-09 deg/d
Q 3.016200986934187 1.4788e-08 au
   Orbit Determination Parameters
   # obs. used (total)      1641  
   data-arc span      10223 days (27.99 yr)  
   first obs. used      1991-12-08  
   last obs. used      2019-12-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52754  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 00:22:25  

Additional Information
 Earth MOID = 1.54235 au 
 Jupiter MOID = 2.19241 au 
 T_jup = 3.323 
[ 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 14.2   n/a MPO313562  

17758 (1998 DC18)          Discovered 1998-Feb-23 by Spacewatch at Kitt Peak
Reference: 20001013/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1998 DC18 = 2000 ML3 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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