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JPL Small-Body Database Browser
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11545 Hashimoto (1992 UE4)
Classification: Main-belt Asteroid          SPK-ID: 2011545
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2407801213542942 4.4354e-08  
a 2.378898535285085 8.1816e-09 au
q 1.806107057269589 1.0436e-07 au
i 3.744182135295506 3.7804e-06 deg
node 90.64815336621403 6.5498e-05 deg
peri 314.1193819142354 6.6126e-05 deg
M 74.1840067090456 7.9092e-06 deg
tp 2458324.334075747148
(2018-Jul-24.83407575)
2.9036e-05 TDB
period 1340.177447154577
3.67
6.9138e-06
1.893e-08
d
yr
n .268621144732991 1.3858e-09 deg/d
Q 2.95169001330058 1.0152e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1293  
   data-arc span      13725 days (37.58 yr)  
   first obs. used      1981-10-24  
   last obs. used      2019-05-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55195  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-12 19:12:43  

Additional Information
 Earth MOID = .817408 au 
 Jupiter MOID = 2.45112 au 
 T_jup = 3.497 
[ 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 14.9   n/a MPO452333  
diameter diameter 2.653 km 0.705 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.331   0.118 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

11545 Hashimoto           Discovered 1992 Oct. 26 by K. Endate and K. Watanabe at Kitami.
Kunihiko Hashimoto (b. 1951) is a Japanese amateur astronomer and a long-time member of the Fukuoka Astronomical Society. He is the author of Messier Heavenly Bodies 1-110.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20030106/MPCPages.arcLast Updated: 2003-10-02

[ show close-approach data ]
Alternate Designations
 1992 UE4 = 1981 UM23 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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