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216665 (2003 YT87)
Classification: Main-belt Asteroid          SPK-ID: 2216665
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1090723065768901 3.5191e-08  
a 2.578208253301289 1.6367e-08 au
q 2.296997132278143 8.8322e-08 au
i 22.92427214228172 4.1677e-06 deg
node 109.1299559215358 1.2613e-05 deg
peri 28.58803168095872 2.6807e-05 deg
M 63.02404630636028 2.4039e-05 deg
tp 2459131.784604430607
(2020-Oct-09.28460443)
0.00010058 TDB
period 1512.082260503231
4.14
1.4399e-05
3.942e-08
d
yr
n .2380822852059581 2.2671e-09 deg/d
Q 2.859419374324436 1.8152e-08 au
  Orbit Determination Parameters
   # obs. used (total)      533  
   data-arc span      7809 days (21.38 yr)  
   first obs. used      2000-01-29  
   last obs. used      2021-06-16  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .52923  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-09 03:34:01  

Additional Information
 Earth MOID = 1.32824 au 
 Jupiter MOID = 2.28065 au 
 T_jup = 3.307 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457917.5 (2017-Jun-13.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .109222750617396 3.5293e-08  
q 2.297342146430539 8.8729e-08 au
tp 2457622.015890688733
(2016-Aug-21.51589069)
9.9344e-05 TDB
node 109.1535883466537 1.2617e-05 deg
peri 29.18718332361006 2.6736e-05 deg
i 22.91785622387642 4.1667e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      533  
   data-arc span      7809 days (21.38 yr)  
   first obs. used      2000-01-29  
   last obs. used      2021-06-16  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .52923  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-09 03:34:01  

Additional Information
 Jupiter MOID = 2.28065 au 
 T_jup = 3.307 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.245591189767002E-15 -3.091568908396036E-15 4.819688885200885E-13 3.472714653595648E-15 1.269781414463338E-13 -5.461894809622073E-15
q -3.091568908396036E-15 7.872835068549676E-15 -1.265868781921861E-12 -7.880967703443885E-15 -3.250560327921325E-13 1.431598731757239E-14
tp 4.819688885200885E-13 -1.265868781921861E-12 9.869215215161057E-9 4.842860246158183E-11 2.37169027455838E-9 -1.14205377904514E-11
node 3.472714653595648E-15 -7.880967703443885E-15 4.842860246158183E-11 1.591837163202232E-10 -1.345286332341292E-10 -8.672885565700086E-12
peri 1.269781414463338E-13 -3.250560327921325E-13 2.37169027455838E-9 -1.345286332341292E-10 7.147907312691691E-10 5.239410748421786E-12
i -5.461894809622073E-15 1.431598731757239E-14 -1.14205377904514E-11 -8.672885565700086E-12 5.239410748421786E-12 1.736140926507265E-11

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.83   n/a MPCxxxxx  

216665 (2003 YT87)          Discovered 2003-Dec-19 by LINEAR at Socorro
Reference: 20090707/Numbers.arcLast Updated: 2009-07-09
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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