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123623 (2000 YJ31)
Classification: Main-belt Asteroid          SPK-ID: 2123623
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1706036175674609 4.0692e-08  
a 3.089340268995748 2.5701e-08 au
q 2.56228764320824 1.2083e-07 au
i 2.735360251679498 4.8573e-06 deg
node 49.08746100709534 0.00010244 deg
peri 238.1770444487399 0.00010384 deg
M 51.86062302340667 1.9004e-05 deg
tp 2458714.785504826255
(2019-Aug-19.28550483)
0.00010365 TDB
period 1983.339425292384
5.43
2.475e-05
6.776e-08
d
yr
n .1815120475139695 2.2651e-09 deg/d
Q 3.616392894783255 3.0086e-08 au
  Orbit Determination Parameters
   # obs. used (total)      702  
   data-arc span      7238 days (19.82 yr)  
   first obs. used      2000-12-30  
   last obs. used      2020-10-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52399  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 17:33:46  

Additional Information
 Earth MOID = 1.54728 au 
 Jupiter MOID = 1.56208 au 
 T_jup = 3.201 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457097.5 (2015-Mar-16.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1711090706072131 4.0519e-08  
q 2.561516514525894 1.2054e-07 au
tp 2456735.489551643860
(2014-Mar-18.98955164)
0.00010012 TDB
node 49.11779417180218 0.0001023 deg
peri 239.0255991691907 0.00010369 deg
i 2.738076882697573 4.8608e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      702  
   data-arc span      7238 days (19.82 yr)  
   first obs. used      2000-12-30  
   last obs. used      2020-10-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52399  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 17:33:46  

Additional Information
 Jupiter MOID = 1.56208 au 
 T_jup = 3.201 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.641810085483049E-15 -4.814513065570378E-15 1.098778220303867E-12 -2.928065870858217E-15 1.679136926486434E-13 1.369365964270741E-16
q -4.814513065570378E-15 1.453041353960034E-14 -3.364998325607678E-12 5.740331550772688E-15 -4.983516561126815E-13 -1.492648466925499E-16
tp 1.098778220303867E-12 -3.364998325607678E-12 1.002320795894434E-8 -4.495120991444949E-12 1.730913109573998E-9 -1.140048126500346E-12
node -2.928065870858217E-15 5.740331550772688E-15 -4.495120991444949E-12 1.046486360113984E-8 -1.045343381949613E-8 -1.327281724601933E-10
peri 1.679136926486434E-13 -4.983516561126815E-13 1.730913109573998E-9 -1.045343381949613E-8 1.075176406774051E-8 1.323970477411961E-10
i 1.369365964270741E-16 -1.492648466925499E-16 -1.140048126500346E-12 -1.327281724601933E-10 1.323970477411961E-10 2.362735994472064E-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 14.8   n/a MPO436598  

123623 (2000 YJ31)          Discovered 2000-Dec-30 by Spacewatch at Kitt Peak
Reference: 20060314/Numbers.arcLast Updated: 2006-03-23

[ show close-approach data ]
Alternate Designations
 2000 YJ31 = 2002 FX2 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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