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160416 (2004 YP2)
Classification: Main-belt Asteroid          SPK-ID: 2160416
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 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1640335626641414 8.2507e-08  
a 2.590206772939122 1.6721e-08 au
q 2.165325927937129 2.1984e-07 au
i 14.80733420898222 9.839e-06 deg
node 3.389568919103215 1.2359e-05 deg
peri 41.40982095933872 2.8677e-05 deg
M 349.1981081687912 2.3655e-05 deg
tp 2459246.187500816950
(2021-Jan-31.68750082)
0.00010014 TDB
period 1522.649971978234
4.17
1.4744e-05
4.037e-08
d
yr
n .2364299127344982 2.2894e-09 deg/d
Q 3.015087617941115 1.9464e-08 au
  Orbit Determination Parameters
   # obs. used (total)      743  
   data-arc span      9273 days (25.39 yr)  
   first obs. used      1995-10-17  
   last obs. used      2021-03-07  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .49506  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 20:01:16  

Additional Information
 Earth MOID = 1.19156 au 
 Jupiter MOID = 2.51679 au 
 T_jup = 3.355 
[ 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 15.49   n/a E2021B55  

160416 (2004 YP2)          Discovered 2004-Dec-16 by CSS at Catalina
Reference: 20070730/Numbers.arcLast Updated: 2007-08-06

[ show close-approach data ]
Alternate Designations
 2004 YP2 = 1997 EC28 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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