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JPL Small-Body Database Browser
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183485 (2003 DY18)
Classification: Main-belt Asteroid          SPK-ID: 2183485
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .02475929942435486 6.1939e-08  
a 2.975850774285371 3.5616e-08 au
q 2.902170793922642 1.8271e-07 au
i 12.62017212383519 6.3026e-06 deg
node 342.609758677038 2.8841e-05 deg
peri 164.4690943798888 0.00013191 deg
M 54.56729085716226 0.00012691 deg
tp 2458316.286277466333
(2018-Jul-16.78627747)
0.00066146 TDB
period 1875.059921518728
5.13
3.3662e-05
9.216e-08
d
yr
n .19199386423257 3.4468e-09 deg/d
Q 3.049530754648101 3.6498e-08 au
  Orbit Determination Parameters
   # obs. used (total)      316  
   data-arc span      7723 days (21.14 yr)  
   first obs. used      1998-03-04  
   last obs. used      2019-04-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60312  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 17:26:20  

Additional Information
 Earth MOID = 1.91353 au 
 Jupiter MOID = 1.93951 au 
 T_jup = 3.224 
[ 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 15.4   n/a MPO264433  
diameter diameter 5.432 km 0.236 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.055   0.010 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

183485 (2003 DY18)          Discovered 2003-Feb-21 by NEAT at Palomar
Reference: 20080420/Numbers.arcLast Updated: 2008-04-23

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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