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19282 Zhangcunhao (1996 AM15)
Classification: Main-belt Asteroid          SPK-ID: 2019282
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1628104220955929 3.4576e-08  
a 3.098929810942222 1.5634e-08 au
q 2.594391740378103 1.0802e-07 au
i .2456632776262662 3.8321e-06 deg
node 177.0295841659485 0.00088695 deg
peri 244.653636738762 0.00088702 deg
M 226.6060985517429 1.2586e-05 deg
tp 2459738.828292271264
(2022-Jun-08.32829227)
7.2769e-05 TDB
period 1992.581237462019
5.46
1.5079e-05
4.128e-08
d
yr
n .1806701745613832 1.3672e-09 deg/d
Q 3.603467881506342 1.818e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1626  
   data-arc span      10385 days (28.43 yr)  
   first obs. used      1991-03-13  
   last obs. used      2019-08-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5254  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-22 22:45:04  

Additional Information
 Earth MOID = 1.60735 au 
 Jupiter MOID = 1.72489 au 
 T_jup = 3.202 
[ 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 13.8   n/a MPO435878  
diameter diameter 8.591 km 0.285 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.079   0.004 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

19282 Zhangcunhao           Discovered 1996 Jan. 14 by Beijing Schmidt CCD Asteroid Program at Xinglong.
Zhang Cunhao (b. 1928) is an Academician of the Chinese Academy of Sciences and an Academician of the Academy of Sciences for the Developing World. He is the founder of high-energy chemical lasers in China and was honoured with China's State Supreme Science and Technology Award in 2013.
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 2015-01-05Last Updated: 2015-01-07

[ show close-approach data ]
Alternate Designations
 1996 AM15 = 1994 TE4 = 1999 PB8 = 1999 RN56 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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