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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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .02486196984938734 5.7653e-08  
a 2.979910896883862 3.3332e-08 au
q 2.905824442011674 1.6469e-07 au
i 12.62101654300292 5.6913e-06 deg
node 342.5190887702391 2.7945e-05 deg
peri 167.9049573513738 0.00011858 deg
M 127.9112319291922 0.00011503 deg
tp 2458332.910457117649
(2018-Aug-02.41045712)
0.00059981 TDB
period 1878.898606579656
5.14
3.1525e-05
8.631e-08
d
yr
n .1916016110392159 3.2148e-09 deg/d
Q 3.053997351756049 3.4161e-08 au
  Orbit Determination Parameters
   # obs. used (total)      339  
   data-arc span      8167 days (22.36 yr)  
   first obs. used      1998-03-04  
   last obs. used      2020-07-13  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59081  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 08:34:47  

Additional Information
 Earth MOID = 1.91581 au 
 Jupiter MOID = 1.93224 au 
 T_jup = 3.223 
[ 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 15.3   n/a MPO469977  
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

[ hide close-approach data ]
Close-Approach Data   ...sorted by Date/Time (TDB)
Date/Time (TDB) Time Uncertainty
(days_HH:MM)
Body Nominal Distance (au) Minimum Distance (au) Maximum Distance (au) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified
1903-Feb-13 23:00 00:05 Jupiter 1.96314481945021 1.96314360565553 1.96314603324992 4.7647627573583 4.67333285844578 2416159.458452872 5.29534653244282 242.915286032596 43.175592820405 79.6587016535526 2882376.17809218 T 17 CATAB v2.0f-lin.ifort 2020-Nov-12 08:34:48 2020-Nov-12 08:34
1939-Apr-24 04:33 00:04 Jupiter 1.92920616986834 1.92920561871903 1.92920672102192 4.70843766433312 4.61424755785046 2429377.689489997 3.58441462356621 360.095926362416 23.1581118773462 87.9165545798589 3359994.53175178 T 17 CATAB v2.0f-lin.ifort 2020-Nov-12 08:34:48 2020-Nov-12 08:34
1975-Jul-09 07:21 00:02 Jupiter 1.98364136352815 1.98364047746408 1.98364224959492 4.44177171889061 4.34457458055867 2442602.806243596 1.97722419540335 247.100083421256 38.0399289422057 84.5921903924632 3330720.58649091 T 17 CATAB v2.0f-lin.ifort 2020-Nov-12 08:34:48 2020-Nov-12 08:34
2093-Feb-23 18:49 00:03 Jupiter 1.94333284294256 1.94333198272591 1.94333370315976 4.77486057483508 4.68268854436988 2485567.283776498 3.48173464411868 219.256582452923 38.8166637405076 86.665344188991 2533041.38952294 T 17 CATAB v2.0f-lin.ifort 2020-Nov-12 08:34:48 2020-Nov-12 08:34
2129-May-06 16:50 00:05 Jupiter 1.9416490537864 1.94164835503119 1.94164975256964 4.57921647557857 4.48293944547283 2498787.201275644 5.2953870357032 596.407029474119 25.9808218560346 87.3894002562516 3522391.19395804 T 17 CATAB v2.0f-lin.ifort 2020-Nov-12 08:34:48 2020-Nov-12 08:34
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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