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160590 (1999 RE28)
Classification: Main-belt Asteroid          SPK-ID: 2160590
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3448738045021171 5.8217e-08  
a 2.566750003540503 2.0461e-08 au
q 1.681545164613667 1.4379e-07 au
i 5.12360035768445 8.0563e-06 deg
node 347.161192641408 5.7316e-05 deg
peri 41.57458525284704 6.056e-05 deg
M 359.3056340653895 2.8238e-05 deg
tp 2459003.397074672666
(2020-Jun-02.89707467)
0.00011785 TDB
period 1502.013319165732
4.11
1.796e-05
4.917e-08
d
yr
n .2396783007223638 2.8659e-09 deg/d
Q 3.451954842467339 2.7517e-08 au
  Orbit Determination Parameters
   # obs. used (total)      399  
   data-arc span      6825 days (18.69 yr)  
   first obs. used      1999-08-12  
   last obs. used      2018-04-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55259  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 06:27:10  

Additional Information
 Earth MOID = .690405 au 
 Jupiter MOID = 2.03032 au 
 T_jup = 3.340 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456363.5 (2013-Mar-12.0) TDB
Reference: JPL 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3489251822769535 5.8927e-08  
q 1.668822407683723 1.4624e-07 au
tp 2456000.101874567510
(2012-Mar-13.60187457)
8.3471e-05 TDB
node 347.5936362417371 5.7018e-05 deg
peri 40.84577775179552 6.0112e-05 deg
i 5.146511195619864 8.0792e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      399  
   data-arc span      6825 days (18.69 yr)  
   first obs. used      1999-08-12  
   last obs. used      2018-04-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55259  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 06:27:10  

Additional Information
 Jupiter MOID = 2.03032 au 
 T_jup = 3.340 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.472348381813971E-15 -8.588758733414961E-15 5.593888312380822E-13 2.16701913919984E-14 1.281718590468786E-14 5.762646277838362E-16
q -8.588758733414961E-15 2.13872154092415E-14 -4.920946329227121E-13 -6.65253225868643E-14 1.679239635415467E-13 -3.541300726334203E-16
tp 5.593888312380822E-13 -4.920946329227121E-13 6.967398251496787E-9 -8.240017701723954E-11 1.595543238981951E-9 1.78535147220101E-12
node 2.16701913919984E-14 -6.65253225868643E-14 -8.240017701723954E-11 3.251058606970621E-9 -3.256515628927469E-9 -6.073110292798035E-11
peri 1.281718590468786E-14 1.679239635415467E-13 1.595543238981951E-9 -3.256515628927469E-9 3.613494414159916E-9 6.111069824094203E-11
i 5.762646277838362E-16 -3.541300726334203E-16 1.78535147220101E-12 -6.073110292798035E-11 6.111069824094203E-11 6.527369560277563E-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 16.2   n/a MPO439950  

160590 (1999 RE28)          Discovered 1999-Sep-08 by Juels, C. W. at Fountain Hills
Reference: 20070828/Numbers.arcLast Updated: 2007-08-30
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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