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31065 Beishizhang (1996 TZ13)
Classification: Main-belt Asteroid          SPK-ID: 2031065
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07962318449609648 5.7156e-08  
a 2.780020921865661 2.8862e-08 AU
q 2.558666803100943 1.5497e-07 AU
i 4.175758451771812 5.5548e-06 deg
node 221.7651764731481 8.9336e-05 deg
peri 234.0137164873709 9.9874e-05 deg
M 248.0271403549343 4.7536e-05 deg
tp 2457527.099924247624
(2016-May-18.59992425)
0.00022845 JED
period 1693.052882011473
4.64
2.6366e-05
7.219e-08
d
yr
n .2126336417633294 3.3113e-09 deg/d
Q 3.001375040630379 3.116e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      644  
   data-arc span      6540 days (17.91 yr)  
   first obs. used      1996-10-03  
   last obs. used      2014-08-30  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .52087  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Sep-12 14:27:51  

Additional Information
 Earth MOID = 1.5779 AU 
 T_jup = 3.325 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.7 mag n/a MPO263607  

31065 Beishizhang           Discovered 1996 Oct. 10 by the Beijing Schmidt CCD Asteroid Program at Xinglong.
This minor planet is named in honor of Shi-Zhang Bei (b. 1903), a member of the Chinese Academy of Sciences and a famous Chinese biologist, educator and an honorary director of the Academy's Institute of Biophysics, on the occasion of his 100th birthday.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20040107/MPCPages.arcLast Updated: 2004-01-07

[ show close-approach data ]
Alternate Designations
 1996 TZ13 = 2000 NF26 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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