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19780 (2000 QE65)
Classification: Main-belt Asteroid          SPK-ID: 2019780
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08467212499560399 5.0542e-08  
a 3.046385591971411 1.9318e-08 au
q 2.788441650343201 1.507e-07 au
i 10.09626179750305 5.1026e-06 deg
node 47.31124619314121 2.6152e-05 deg
peri 3.449829974437276 3.8217e-05 deg
M 209.9254212742 2.8811e-05 deg
tp 2459810.118396925029
(2022-Aug-18.61839692)		 0.00015821 TDB
period 1942.118547775764
5.32		 1.8473e-05
5.058e-08		 d
yr
n .1853645857057977 1.7632e-09 deg/d
Q 3.304329533599621 2.0954e-08 au
   Orbit Determination Parameters
   # obs. used (total)      1125  
   data-arc span      8603 days (23.55 yr)  
   first obs. used      1995-10-21  
   last obs. used      2019-05-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51605  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 02:46:17  

Additional Information
 Earth MOID = 1.79894 au 
 Jupiter MOID = 2.0729 au 
 T_jup = 3.209 
[ 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 MPO299105  
diameter diameter 5.857 km 0.288 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.187   0.032 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

19780 (2000 QE65)          Discovered 2000-Aug-28 by LINEAR at Socorro
Reference: 20001211/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 2000 QE65 = 1998 HB63 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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