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30321 McCleary (2000 JT17)
Classification: Main-belt Asteroid          SPK-ID: 2030321
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 29 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07615728770526509 2.9062e-08  
a 2.21614407373007 6.1864e-09 au
q 2.047368551910691 6.3343e-08 au
i 5.246508819716879 3.4108e-06 deg
node 157.9480160320256 3.4339e-05 deg
peri 47.10596592513275 4.1387e-05 deg
M 102.8822398189874 2.2812e-05 deg
tp 2458856.123646567538
(2020-Jan-07.62364657)
7.6268e-05 TDB
period 1205.023213470186
3.30
5.0458e-06
1.381e-08
d
yr
n .298749431526123 1.251e-09 deg/d
Q 2.384919595549449 6.6576e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1450  
   data-arc span      10547 days (28.88 yr)  
   first obs. used      1991-10-01  
   last obs. used      2020-08-16  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .52405  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 06:33:42  

Additional Information
 Earth MOID = 1.04722 au 
 Jupiter MOID = 2.574 au 
 T_jup = 3.644 
[ 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 15.24   n/a E2021B10  
diameter diameter 2.560 km 0.104 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.269   0.043 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

30321 McCleary           Discovered 2000 May 6 by the Lincoln Laboratory Near-Earth Asteroid Research Team at Socorro.
Jennifer McCleary (b. 1997) is a finalist in the 2015 Intel Science Talent Search, a science competition for high school seniors, for her chemistry project. She attends the Arnold O. Beckman High School, Irvine, California.
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 2015-06-02Last Updated: 2015-06-04

[ show close-approach data ]
Alternate Designations
 2000 JT17 = 1993 BQ14 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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