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16784 (1996 YD2)
Classification: Main-belt Asteroid          SPK-ID: 2016784
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 32 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09764175808975913 3.8714e-08  
a 3.042682594066605 1.963e-08 au
q 2.745589716272832 1.1292e-07 au
i 12.20882342670218 5.294e-06 deg
node 3.666036534913756 1.9455e-05 deg
peri 109.7374356937061 3.4084e-05 deg
M 219.1027929238334 2.8175e-05 deg
tp 2460155.223063138356
(2023-Jul-29.72306314)
0.00015359 TDB
period 1938.578545294751
5.31
1.876e-05
5.136e-08
d
yr
n .1857030765525489 1.7971e-09 deg/d
Q 3.339775471860377 2.1547e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1744  
   data-arc span      17942 days (49.12 yr)  
   first obs. used      1972-05-11  
   last obs. used      2021-06-25  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .45783  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-08 04:13:02  

Additional Information
 Earth MOID = 1.79118 au 
 Jupiter MOID = 1.77748 au 
 T_jup = 3.198 
[ 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 12.72   n/a E2021B10  
diameter diameter 10.378 km 0.478 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.164   0.043 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

16784 (1996 YD2)          Discovered 1996-Dec-22 by Beijing Schmidt CCD Asteroid Program at Xinglong
Reference: 20000913/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1996 YD2 = 1972 JA1 = 1985 VK5 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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