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11462 Hsingwenlin (1981 ES23)
Classification: Main-belt Asteroid          SPK-ID: 2011462
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 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .099229539230762 5.3629e-08  
a 2.569162641914481 9.9615e-09 au
q 2.31422581674842 1.3803e-07 au
i 1.494174760261788 3.8959e-06 deg
node 155.314090731787 0.00018444 deg
peri 243.4188548378966 0.00018572 deg
M 4.551234471626374 1.89e-05 deg
tp 2459181.484290515360
(2020-Nov-27.98429052)
7.9e-05 TDB
period 1504.131561919741
4.12
8.748e-06
2.395e-08
d
yr
n .2393407658705915 1.392e-09 deg/d
Q 2.824099467080542 1.095e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1365  
   data-arc span      14636 days (40.07 yr)  
   first obs. used      1981-02-09  
   last obs. used      2021-03-07  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .48754  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-12 22:47:18  

Additional Information
 Earth MOID = 1.32107 au 
 Jupiter MOID = 2.53276 au 
 T_jup = 3.423 
[ 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 14.94   n/a E2021B10  

11462 Hsingwenlin           Discovered 1981 Mar. 3 by S. J. Bus at Siding Spring.
Hsing-Wen "Edward" Lin (b. 1982) is a postdoctoral researcher at the National Central University of Taiwan whose research spans from trans-Neptunian objects, to Centaurs, Neptune Trojans and main-belt asteroids.
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 2017-03-12Last Updated: 2017-04-19

[ show close-approach data ]
Alternate Designations
 1981 ES23 = 1991 RW40 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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