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JPL Small-Body Database Browser
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351644 (2005 YS78)
Classification: Main-belt Asteroid          SPK-ID: 2351644
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1667558949140432 5.2983e-08  
a 2.272751726950638 1.8627e-08 au
q 1.893756978805547 1.291e-07 au
i 7.424938334573341 7.7017e-06 deg
node 88.73121303359234 3.7768e-05 deg
peri 276.7902311880295 5.0526e-05 deg
M 36.21182472385905 2.7103e-05 deg
tp 2458474.614899676731
(2018-Dec-22.11489968)
9.4347e-05 TDB
period 1251.487227223809
3.43
1.5385e-05
4.212e-08
d
yr
n .2876577500503885 3.5364e-09 deg/d
Q 2.651746475095729 2.1733e-08 au
  Orbit Determination Parameters
   # obs. used (total)      196  
   data-arc span      6197 days (16.97 yr)  
   first obs. used      2001-07-26  
   last obs. used      2018-07-14  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .6252  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 06:15:50  

Additional Information
 Earth MOID = .908736 au 
 Jupiter MOID = 2.83189 au 
 T_jup = 3.582 
[ 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 17.3   n/a MPO455545  

351644 (2005 YS78)          Discovered 2005-Dec-24 by Spacewatch at Kitt Peak
Reference: 20130127/Numbers.arcLast Updated: 2013-01-31

[ show close-approach data ]
Alternate Designations
 2005 YS78 = 2005 XU31 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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