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192921 (1999 YD11)
Classification: Main-belt Asteroid          SPK-ID: 2192921
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 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1326431472700425 4.7306e-08  
a 2.786307655006516 1.8742e-08 au
q 2.41672303838384 1.2895e-07 au
i 3.174775787984215 4.8675e-06 deg
node 160.3171535675055 0.00010113 deg
peri 317.1955619876213 0.00010341 deg
M 150.3699415469668 2.1909e-05 deg
tp 2458490.921318411495
(2019-Jan-07.42131841)
0.00010109 TDB
period 1698.79912663313
4.65
1.7141e-05
4.693e-08
d
yr
n .2119144013886375 2.1382e-09 deg/d
Q 3.155892271629191 2.1228e-08 au
  Orbit Determination Parameters
   # obs. used (total)      278  
   data-arc span      7485 days (20.49 yr)  
   first obs. used      1999-12-27  
   last obs. used      2020-06-24  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .57879  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 22:18:06  

Additional Information
 Earth MOID = 1.43396 au 
 Jupiter MOID = 1.92966 au 
 T_jup = 3.316 
[ 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 16.49   n/a E2021B55  

192921 (1999 YD11)          Discovered 1999-Dec-27 by Spacewatch at Kitt Peak
Reference: 20081113/Numbers.arcLast Updated: 2008-11-17

[ show close-approach data ]
Alternate Designations
 1999 YD11 = 2005 AE20 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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