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277565 (2005 YT146)
Classification: Main-belt Asteroid          SPK-ID: 2277565
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1720736776243589 8.5757e-08  
a 2.762793675621934 2.9756e-08 au
q 2.287389607340347 2.3021e-07 au
i 4.473588004947972 8.7742e-06 deg
node 339.9107859969487 8.9053e-05 deg
peri 22.48141906170175 9.273e-05 deg
M 135.1541997792748 2.1695e-05 deg
tp 2458370.779036339620
(2018-Sep-09.27903634)
0.00010208 TDB
period 1677.340010802239
4.59
2.7098e-05
7.419e-08
d
yr
n .2146255366720901 3.4674e-09 deg/d
Q 3.23819774390352 3.4877e-08 au
  Orbit Determination Parameters
   # obs. used (total)      145  
   data-arc span      5652 days (15.47 yr)  
   first obs. used      2004-08-12  
   last obs. used      2020-02-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55604  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 14:12:53  

Additional Information
 Earth MOID = 1.28535 au 
 Jupiter MOID = 2.22255 au 
 T_jup = 3.315 
[ 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 16.9   n/a MPO455059  

277565 (2005 YT146)          Discovered 2005-Dec-29 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20110517/Numbers.arcLast Updated: 2011-05-20

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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