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213776 (2003 DZ18)
Classification: Main-belt Asteroid          SPK-ID: 2213776
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .148741856991032 5.5265e-08  
a 3.134017435528111 3.6097e-08 au
q 2.667857862325388 1.8002e-07 au
i 16.0027679847095 7.7762e-06 deg
node 138.0055215746067 2.3793e-05 deg
peri 273.3722745141843 3.8674e-05 deg
M 155.4673587204874 3.059e-05 deg
tp 2458325.340404741215
(2018-Jul-25.84040474)
0.00016516 TDB
period 2026.518343696828
5.55
3.5012e-05
9.586e-08
d
yr
n .1776445799860259 3.0691e-09 deg/d
Q 3.600177008730834 4.1466e-08 au
  Orbit Determination Parameters
   # obs. used (total)      339  
   data-arc span      6796 days (18.61 yr)  
   first obs. used      2001-09-19  
   last obs. used      2020-04-28  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .53574  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 23:44:03  

Additional Information
 Earth MOID = 1.73772 au 
 Jupiter MOID = 1.9135 au 
 T_jup = 3.136 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457135.5 (2015-Apr-23.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1486191730971905 5.4914e-08  
q 2.668416246956002 1.7862e-07 au
tp 2456301.116098367483
(2013-Jan-08.61609837)
0.00015431 TDB
node 138.0173282179938 2.3795e-05 deg
peri 273.9950682012869 3.8757e-05 deg
i 16.00159083497881 7.7752e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      339  
   data-arc span      6796 days (18.61 yr)  
   first obs. used      2001-09-19  
   last obs. used      2020-04-28  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .53574  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 23:44:03  

Additional Information
 Jupiter MOID = 1.9135 au 
 T_jup = 3.136 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.01557588415271E-15 -9.667590560046587E-15 -3.230492620704104E-12 4.883725432605975E-15 -6.328724259520616E-13 -1.150971905197237E-14
q -9.667590560046587E-15 3.190604804624916E-14 1.117284164392955E-11 -2.020934939810939E-14 2.265807034359753E-12 3.928015817104287E-14
tp -3.230492620704104E-12 1.117284164392955E-11 2.381232537033595E-8 -7.988310465173936E-11 4.761964982087589E-9 1.334230079160784E-11
node 4.883725432605975E-15 -2.020934939810939E-14 -7.988310465173936E-11 5.662042787216717E-10 -5.592234496686847E-10 6.804993935274092E-11
peri -6.328724259520616E-13 2.265807034359753E-12 4.761964982087589E-9 -5.592234496686847E-10 1.502069925991623E-9 -6.265415982224828E-11
i -1.150971905197237E-14 3.928015817104287E-14 1.334230079160784E-11 6.804993935274092E-11 -6.265415982224828E-11 6.045395659276983E-11

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 15.14   n/a E2021B55  
diameter diameter 5.100 km 1.308 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.056   0.043 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

213776 (2003 DZ18)          Discovered 2003-Feb-21 by NEAT at Palomar
Reference: 20090509/Numbers.arcLast Updated: 2009-05-11

[ show close-approach data ]
Alternate Designations
 2003 DZ18 = 2006 QD49 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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