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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 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 31 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09847509816766997 3.9346e-08  
a 3.041643799602545 1.8345e-08 au
q 2.742117627845599 1.1512e-07 au
i 12.18643791853149 5.325e-06 deg
node 3.806665974914501 1.9637e-05 deg
peri 108.9869658435072 3.4012e-05 deg
M 183.4635717508094 2.7824e-05 deg
tp 2460150.651354342038
(2023-Jul-25.15135434)
0.00015244 TDB
period 1937.58586233718
5.30
1.7529e-05
4.799e-08
d
yr
n .1857982177707243 1.6809e-09 deg/d
Q 3.34116997135949 2.0151e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1692  
   data-arc span      17659 days (48.35 yr)  
   first obs. used      1972-05-11  
   last obs. used      2020-09-15  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .4557  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 01:41:34  

Additional Information
 Earth MOID = 1.78752 au 
 Jupiter MOID = 1.78041 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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