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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 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .02486196463128015 5.8739e-08  
a 2.979910899693923 3.4232e-08 au
q 2.905824460301366 1.6972e-07 au
i 12.62101753099359 5.9275e-06 deg
node 342.5190912519654 2.8284e-05 deg
peri 167.9049426999606 0.00012359 deg
M 127.9112431293665 0.00011946 deg
tp 2458332.910397717809
(2018-Aug-02.41039772)
0.00062364 TDB
period 1878.898609237363
5.14
3.2376e-05
8.864e-08
d
yr
n .1916016107681949 3.3015e-09 deg/d
Q 3.05399733908648 3.5083e-08 au
  Orbit Determination Parameters
   # obs. used (total)      331  
   data-arc span      8124 days (22.24 yr)  
   first obs. used      1998-03-04  
   last obs. used      2020-05-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59559  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-24 03:42:44  

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 1.96314487519532 1.96314360129242 1.96314614910368 4.76476296862667 4.67333307646906 2416159.458344095 5.43719325761311 249.195732298292 44.1956897535527 79.1964279210106 2733756.30105354 T 16 CATAB v2.0f-lin.ifort 2020-Jun-24 03:42:56 2020-Jun-24 03:43
1939-Apr-24 04:33 00:04 Jupiter 1.92920618226649 1.92920562154199 1.92920674299483 4.70843801514549 4.61424791643542 2429377.689410602 3.67454647737926 362.404211498891 23.7891058711818 87.9900292304001 3191738.57211945 T 16 CATAB v2.0f-lin.ifort 2020-Jun-24 03:42:56 2020-Jun-24 03:43
1975-Jul-09 07:21 00:02 Jupiter 1.98364136633032 1.98364047986675 1.98364225279659 4.44177201432701 4.34457488274343 2442602.806216957 2.01843634748135 249.049583542089 38.1547530387836 84.6717979491102 3124624.6570331 T 16 CATAB v2.0f-lin.ifort 2020-Jun-24 03:42:56 2020-Jun-24 03:43
2093-Feb-23 18:49 00:04 Jupiter 1.9433328408766 1.9433319796102 1.94333370214356 4.77486079609503 4.68268876988605 2485567.283859462 3.61501689224622 220.93737972952 38.9574955917817 86.7577239170306 2502089.00127961 T 16 CATAB v2.0f-lin.ifort 2020-Jun-24 03:42:56 2020-Jun-24 03:43
2129-May-06 16:50 00:05 Jupiter 1.9416490922721 1.94164832339 1.94164986118873 4.57921659929026 4.4829395737702 2498787.201398172 5.48404226722374 623.620479915254 27.2224280942013 87.1652976211844 3240255.38848652 T 16 CATAB v2.0f-lin.ifort 2020-Jun-24 03:42:56 2020-Jun-24 03:43
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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