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59584 (1999 JT55)
Classification: Main-belt Asteroid          SPK-ID: 2059584
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1292922226357701 3.0125e-08  
a 2.620703560568967 1.0397e-08 au
q 2.281866972353529 8.0669e-08 au
i 5.76024830556492 3.8961e-06 deg
node 174.95994958963 3.7772e-05 deg
peri 113.0652996739682 4.1558e-05 deg
M 353.7811754773028 1.7329e-05 deg
tp 2459227.268933983582
(2021-Jan-12.76893398)
7.4601e-05 TDB
period 1549.620221461073
4.24
9.2216e-06
2.525e-08
d
yr
n .232314985965123 1.3825e-09 deg/d
Q 2.959540148784406 1.1741e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1143  
   data-arc span      10142 days (27.77 yr)  
   first obs. used      1992-11-29  
   last obs. used      2020-09-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56028  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 22:46:05  

Additional Information
 Earth MOID = 1.27135 au 
 Jupiter MOID = 2.21218 au 
 T_jup = 3.386 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457171.5 (2015-May-29.0) TDB
Reference: JPL 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1281477793846576 3.0255e-08  
q 2.286086486830822 8.0898e-08 au
tp 2457676.202814617254
(2016-Oct-14.70281462)
7.5171e-05 TDB
node 174.9903510852973 3.7792e-05 deg
peri 112.557113135786 4.1612e-05 deg
i 5.757077546537281 3.8941e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1143  
   data-arc span      10142 days (27.77 yr)  
   first obs. used      1992-11-29  
   last obs. used      2020-09-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56028  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 22:46:05  

Additional Information
 Jupiter MOID = 2.21218 au 
 T_jup = 3.386 
Orbit Covariance (6×6)
  e q tp node peri i
e 9.153364131322056E-16 -2.432009106446085E-15 -7.121444077478465E-13 5.900784342585275E-15 -1.419671279917333E-13 -8.43062728286207E-16
q -2.432009106446085E-15 6.544445096863848E-15 1.825680880982619E-12 -1.749782147120277E-14 3.562476813988064E-13 2.220719917523059E-15
tp -7.121444077478465E-13 1.825680880982619E-12 5.650722723343583E-9 3.177745818675076E-13 1.32499192252598E-9 4.849892076992994E-12
node 5.900784342585275E-15 -1.749782147120277E-14 3.177745818675076E-13 1.428198196509058E-9 -1.420379293288208E-9 5.926566580840698E-11
peri -1.419671279917333E-13 3.562476813988064E-13 1.32499192252598E-9 -1.420379293288208E-9 1.731540420045467E-9 -5.785854227705001E-11
i -8.43062728286207E-16 2.220719917523059E-15 4.849892076992994E-12 5.926566580840698E-11 -5.785854227705001E-11 1.5163935521362E-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 15.21   n/a E2021B10  

59584 (1999 JT55)          Discovered 1999-May-10 by LINEAR at Socorro
Reference: 20030614/Numbers.arcLast Updated: 2004-04-19

[ hide close-approach data ]
Close-Approach Data   ...sorted by Date/Time (TDB)
Date/Time (TDB) Time Uncertainty
(days_HH:MM)
Body Nominal Distance (au) Minimum Distance (au) Maximum Distance (au) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified
2046-Sep-06 14:35 00:01 Iris 0.0191668812496388 0.0191582337788498 0.0191755299932445 6.33948656636728 6.3394865190557 2468595.107805722 1.27019608496917 497.260766746042 47.0097380284402 30.0286261313138 30920.3623536808 T 25 CATAB v2.0f-lin.ifort 2020-Nov-12 22:46:08 2020-Nov-12 22:46
2182-Nov-08 06:13 00:05 Amphi 0.0352967566187573 0.0352743973459336 0.0353191494637801 5.21509455530968 5.21509452407939 2518330.758846775 4.96488938412128 2047.40701543596 35.2028608246263 -57.0019251834851 125768.07148162 T 25 CATAB v2.0f-lin.ifort 2020-Nov-12 22:46:08 2020-Nov-12 22:46

Alternate Designations
 1999 JT55 = 2000 SE188 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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