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JPL Small-Body Database Browser
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3241 Yeshuhua (1978 WH14)
Classification: Main-belt Asteroid          SPK-ID: 2003241
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 31 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1555186195329899 3.1807e-08  
a 3.046033000922225 1.4731e-08 au
q 2.57231815356687 9.9227e-08 au
i 1.654382354332684 4.0255e-06 deg
node 126.9946738625573 0.00012263 deg
peri 315.0876780344636 0.00012327 deg
M 275.2851446307262 1.2738e-05 deg
tp 2459457.438136413654
(2021-Aug-30.93813641)
6.9538e-05 TDB
period 1941.781384054385
5.32
1.4086e-05
3.857e-08
d
yr
n .1853967717253165 1.3449e-09 deg/d
Q 3.519747848277579 1.7022e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2288  
   data-arc span      14975 days (41.00 yr)  
   first obs. used      1978-10-31  
   last obs. used      2019-10-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .48091  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-22 16:42:03  

Additional Information
 Earth MOID = 1.58858 au 
 Jupiter MOID = 1.71524 au 
 T_jup = 3.219 
[ 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 12.3   n/a MPO435728  
diameter diameter 16.775 km 0.392 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
geometric albedo albedo 0.083   0.016 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

3241 Yeshuhua (1978 WH14)          Discovered 1978-Nov-28 by Purple Mountain Observatory at Nanking
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 1978 WH14 = 1980 DT4 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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