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18074 (2000 DW)
Classification: Main-belt Asteroid          SPK-ID: 2018074
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 38 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1335555772361126 1.5145e-08  
a 2.261601489239057 6.7638e-09 au
q 1.959551996865683 3.4471e-08 au
i 9.370466566039948 5.1087e-07 deg
node 19.76241203574165 3.1849e-06 deg
peri 24.33409839140473 6.7603e-06 deg
M 146.2899754971009 5.3358e-06 deg
tp 2458695.682251582632
(2019-Jul-31.18225158)
1.7783e-05 TDB
period 1242.288740651639
3.40
5.573e-06
1.526e-08
d
yr
n .2897877025039792 1.3e-09 deg/d
Q 2.563650981612431 7.6671e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1915  
   data-arc span      24222 days (66.32 yr)  
   first obs. used      1954-11-23  
   last obs. used      2021-03-18  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .46004  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 02:40:30  

Additional Information
 Earth MOID = .970149 au 
 Jupiter MOID = 2.85292 au 
 T_jup = 3.590 
[ 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 14.26   n/a MPCxxxxx  
diameter diameter 3.502 km 0.125 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.397   0.086 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

18074 (2000 DW)          Discovered 2000-Feb-24 by Kobayashi, T. at Oizumi
Reference: 20001013/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 2000 DW = 1976 DW = 1998 SH14 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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