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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 36 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1335555768174515 1.5165e-08  
a 2.261601489082303 6.7933e-09 au
q 1.959551997676709 3.455e-08 au
i 9.370466556994524 5.109e-07 deg
node 19.76241203779692 3.1856e-06 deg
peri 24.33409849525679 6.7815e-06 deg
M 146.289975433242 5.3393e-06 deg
tp 2458695.682251855480
(2019-Jul-31.18225186)		 1.7804e-05 TDB
period 1242.288740522482
3.40		 5.5973e-06
1.532e-08		 d
yr
n .2897877025341073 1.3057e-09 deg/d
Q 2.563650980487898 7.7006e-09 au
   Orbit Determination Parameters
   # obs. used (total)      1904  
   data-arc span      24210 days (66.28 yr)  
   first obs. used      1954-11-23  
   last obs. used      2021-03-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .46073  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Mar-17 01:49:06  

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 14.25   n/a E2021B10  
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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