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30488 Steinlechner (2000 QJ11)
Classification: Main-belt Asteroid          SPK-ID: 2030488
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 27 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1038702967970176 3.1334e-08  
a 2.956064098600038 1.5153e-08 au
q 2.649016843327444 9.3669e-08 au
i 2.347575884350257 3.147e-06 deg
node 157.0199475522032 9.03e-05 deg
peri 231.0889607793665 9.1666e-05 deg
M 304.2716399873277 1.6518e-05 deg
tp 2459487.871013249882
(2021-Sep-30.37101325)
8.5934e-05 TDB
period 1856.38990177412
5.08
1.4274e-05
3.908e-08
d
yr
n .1939247782246359 1.4911e-09 deg/d
Q 3.263111353872633 1.6727e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1592  
   data-arc span      8204 days (22.46 yr)  
   first obs. used      1998-03-03  
   last obs. used      2020-08-18  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .54979  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 06:36:15  

Additional Information
 Earth MOID = 1.65314 au 
 Jupiter MOID = 2.16867 au 
 T_jup = 3.258 
[ 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 14.31   n/a E2021B10  
diameter diameter 4.440 km 0.217 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.205   0.034 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

30488 Steinlechner           Discovered 2000 Aug. 24 by the Lincoln Laboratory Near-Earth Asteroid Research Team at Socorro.
Thomas Gunther Steinlechner (b. 1993) was awarded second place in the 2014 Intel International Science and Engineering Fair for his materials and bioengineering team project. He attends the HTBLuVA Modling, Modling, Austria.
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 ]
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