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123655 (2000 YK74)
Classification: Main-belt Asteroid          SPK-ID: 2123655
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ hide orbit diagram ]

For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1532258303668306 6.0862e-08  
a 2.620938663743771 2.5258e-08 au
q 2.2193431606511 1.6349e-07 au
i 2.955315184988306 5.6042e-06 deg
node 279.7988066005835 0.00014376 deg
peri 115.51592648 0.00014642 deg
M 247.2838683360903 3.5341e-05 deg
tp 2459485.751948654409
(2021-Sep-28.25194865)		 0.00015775 TDB
period 1549.82875065718
4.24		 2.2404e-05
6.134e-08		 d
yr
n .2322837280230785 3.3578e-09 deg/d
Q 3.022534166836441 2.9129e-08 au
   Orbit Determination Parameters
   # obs. used (total)      496  
   data-arc span      8742 days (23.93 yr)  
   first obs. used      1995-06-04  
   last obs. used      2019-05-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56012  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 17:33:32  

Additional Information
 Earth MOID = 1.22812 au 
 Jupiter MOID = 2.40554 au 
 T_jup = 3.386 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456710.5 (2014-Feb-22.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1541222179378684 6.0498e-08  
q 2.216444575440372 1.6209e-07 au
tp 2456392.353813116779
(2013-Apr-09.85381312)		 0.00012447 TDB
node 279.8391195442853 0.00014375 deg
peri 116.25140853061 0.00014639 deg
i 2.955821036515575 5.604e-06 deg
   Orbit Determination Parameters
   # obs. used (total)      496  
   data-arc span      8742 days (23.93 yr)  
   first obs. used      1995-06-04  
   last obs. used      2019-05-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56012  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 17:33:32  

Additional Information
 Jupiter MOID = 2.40554 au 
 T_jup = 3.386 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.65996383198699E-15 -9.722082456257165E-15 -1.535948346920542E-12 4.770076758393702E-15 -4.563304300524338E-13 1.558570883072644E-15
q -9.722082456257165E-15 2.627156628003882E-14 5.701682073951512E-12 -1.530333453368783E-14 1.576925335163769E-12 -4.080194625794308E-15
tp -1.535948346920542E-12 5.701682073951512E-12 1.549352226405854E-8 -1.903229296138267E-11 3.51191568805794E-9 -1.761103059515194E-12
node 4.770076758393702E-15 -1.530333453368783E-14 -1.903229296138267E-11 2.066496355521734E-8 -2.06414918353277E-8 1.294337494536417E-10
peri -4.563304300524338E-13 1.576925335163769E-12 3.51191568805794E-9 -2.06414918353277E-8 2.142872296694181E-8 -1.297112006452168E-10
i 1.558570883072644E-15 -4.080194625794308E-15 -1.761103059515194E-12 1.294337494536417E-10 -1.297112006452168E-10 3.14052935553302E-11

[ 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 15.5   n/a MPO280615  
diameter diameter 4.267 km 0.376 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.056   0.013 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

123655 (2000 YK74)          Discovered 2000-Dec-30 by LINEAR at Socorro
Reference: 20060314/Numbers.arcLast Updated: 2006-03-23

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