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30146 Decandia (2000 GQ34)
Classification: Main-belt Asteroid          SPK-ID: 2030146
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 35 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1436596526103465 3.7414e-08  
a 3.152944382004193 1.9243e-08 au
q 2.699993487385727 1.1985e-07 au
i .650925411181016 4.1711e-06 deg
node 34.44760538001302 0.00035428 deg
peri 184.774251811351 0.00035459 deg
M 237.8233851948696 1.7283e-05 deg
tp 2459894.498415149978
(2022-Nov-10.99841515)
0.00010163 TDB
period 2044.903845572098
5.60
1.8721e-05
5.126e-08
d
yr
n .1760473974262998 1.6117e-09 deg/d
Q 3.605895276622658 2.2008e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1458  
   data-arc span      10693 days (29.28 yr)  
   first obs. used      1991-10-11  
   last obs. used      2021-01-19  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .51338  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 06:31:56  

Additional Information
 Earth MOID = 1.69117 au 
 Jupiter MOID = 1.36792 au 
 T_jup = 3.191 
[ 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 14.1   n/a MPO358910  
diameter diameter 8.427 km 0.160 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.057   0.014 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

30146 Decandia           Discovered 2000 Apr. 5 by the Lincoln Laboratory Near-Earth Asteroid Research Team at Socorro.
Maria DeCandia mentored a finalist in the 2014 Intel Science Talent Search, a science competition for high school seniors. She teaches at the Edgemont High School, Scarsdale, New York.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: MPC batch dated 2014-04-15Last Updated: 2014-04-17

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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