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JPL Small-Body Database Browser
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19680 (1999 RE180)
Classification: Main-belt Asteroid          SPK-ID: 2019680
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 28 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1138330342210142 3.4598e-08  
a 2.308327402578517 8.7991e-09 au
q 2.045563490367492 8.1733e-08 au
i 7.293452869213213 4.1258e-06 deg
node 53.47541630927063 2.8457e-05 deg
peri 237.8489296759909 3.3903e-05 deg
M 14.77493904960712 2.0214e-05 deg
tp 2458947.926397780843
(2020-Apr-08.42639778)
7.1836e-05 TDB
period 1280.986455196218
3.51
7.3245e-06
2.005e-08
d
yr
n .2810334165046703 1.6069e-09 deg/d
Q 2.571091314789542 9.8007e-09 au
  Orbit Determination Parameters
   # obs. used (total)      2049  
   data-arc span      10638 days (29.13 yr)  
   first obs. used      1991-03-14  
   last obs. used      2020-04-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .4431  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 05:04:05  

Additional Information
 Earth MOID = 1.04026 au 
 Jupiter MOID = 2.57221 au 
 T_jup = 3.567 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456580.5 (2013-Oct-15.0) TDB
Reference: JPL 28 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1140607137048212 3.4749e-08  
q 2.044408730906449 8.2041e-08 au
tp 2456385.291787371038
(2013-Apr-02.79178737)
6.8727e-05 TDB
node 53.57644559045355 2.8437e-05 deg
peri 237.4924776323763 3.3829e-05 deg
i 7.297029829929815 4.1274e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      2049  
   data-arc span      10638 days (29.13 yr)  
   first obs. used      1991-03-14  
   last obs. used      2020-04-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .4431  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 05:04:05  

Additional Information
 Jupiter MOID = 2.57221 au 
 T_jup = 3.567 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.207468609256648E-15 -2.838694789829789E-15 -4.099179515197295E-13 -6.333233203878873E-15 -9.57257439950357E-14 1.10923578675019E-15
q -2.838694789829789E-15 6.730710036430373E-15 9.961900821399981E-13 1.482322538805432E-14 2.358705542693891E-13 -2.459612577343475E-15
tp -4.099179515197295E-13 9.961900821399981E-13 4.723462366288437E-9 2.600445165383749E-12 1.270925843467702E-9 6.785409205380501E-13
node -6.333233203878873E-15 1.482322538805432E-14 2.600445165383749E-12 8.08654001478471E-10 -8.007980101343711E-10 -3.336720302914574E-12
peri -9.57257439950357E-14 2.358705542693891E-13 1.270925843467702E-9 -8.007980101343711E-10 1.144388549515847E-9 3.50129335195543E-12
i 1.10923578675019E-15 -2.459612577343475E-15 6.785409205380501E-13 -3.336720302914574E-12 3.50129335195543E-12 1.703504371678752E-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 13.8   n/a MPO384923  

19680 (1999 RE180)          Discovered 1999-Sep-09 by LINEAR at Socorro
Reference: 20001211/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1999 RE180 = 1991 EB1 = 1998 FL92 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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