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JPL Small-Body Database Browser
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266449 (2007 JE)
Classification: Main-belt Asteroid          SPK-ID: 2266449
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .134143913859237 4.0949e-08  
a 2.776349144911975 2.3607e-08 au
q 2.403918804373737 1.1617e-07 au
i 4.320275637562325 6.435e-06 deg
node 237.6479277599449 6.9087e-05 deg
peri 253.7408596866461 7.5683e-05 deg
M 294.1532531623944 2.9016e-05 deg
tp 2458909.558982648431
(2020-Mar-01.05898265)
0.00013755 TDB
period 1689.699781643471
4.63
2.1551e-05
5.9e-08
d
yr
n .2130555995277749 2.7174e-09 deg/d
Q 3.148779485450213 2.6774e-08 au
  Orbit Determination Parameters
   # obs. used (total)      336  
   data-arc span      6946 days (19.02 yr)  
   first obs. used      2000-11-17  
   last obs. used      2019-11-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58069  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-04 19:33:43  

Additional Information
 Earth MOID = 1.42333 au 
 Jupiter MOID = 1.9287 au 
 T_jup = 3.318 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457291.5 (2015-Sep-26.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1346925168506064 4.1241e-08  
q 2.402908423987268 1.1724e-07 au
tp 2457222.699188454869
(2015-Jul-19.19918846)
0.00013034 TDB
node 237.7022415869562 6.9172e-05 deg
peri 254.2136808395726 7.5655e-05 deg
i 4.317361531657424 6.4309e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      336  
   data-arc span      6946 days (19.02 yr)  
   first obs. used      2000-11-17  
   last obs. used      2019-11-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58069  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-04 19:33:43  

Additional Information
 Jupiter MOID = 1.9287 au 
 T_jup = 3.318 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.700860104646449E-15 -4.76162180919317E-15 1.66372675111644E-12 -9.099927669884376E-16 4.142852578999672E-13 -1.660115180797414E-15
q -4.76162180919317E-15 1.374613554257049E-14 -4.12134640797731E-12 -6.604850246722593E-17 -1.040355966830465E-12 5.016195446980918E-15
tp 1.66372675111644E-12 -4.12134640797731E-12 1.698843116165986E-8 -4.24291033437693E-11 4.022257230257371E-9 -6.087790984632595E-12
node -9.099927669884376E-16 -6.604850246722593E-17 -4.24291033437693E-11 4.784801083428253E-9 -4.780653339954008E-9 -1.790899448969681E-10
peri 4.142852578999672E-13 -1.040355966830465E-12 4.022257230257371E-9 -4.780653339954008E-9 5.72373091998725E-9 1.771566368639775E-10
i -1.660115180797414E-15 5.016195446980918E-15 -6.087790984632595E-12 -1.790899448969681E-10 1.771566368639775E-10 4.135680314127207E-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 15.9   n/a MPO454981  

266449 (2007 JE)          Discovered 2007-May-07 by Spacewatch at Kitt Peak
Reference: 20110218/Numbers.arcLast Updated: 2011-02-22

[ show close-approach data ]
Alternate Designations
 2007 JE = 2005 YO190 = 2009 SQ47 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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