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59539 (1999 JU30)
Classification: Main-belt Asteroid          SPK-ID: 2059539
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 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2128808326334053 4.2053e-08  
a 2.607910210957731 1.0484e-08 au
q 2.052736113815889 1.1045e-07 au
i 3.028558931915008 3.2655e-06 deg
node 308.1023896659856 9.3568e-05 deg
peri 297.1080769116887 9.4072e-05 deg
M 36.79960321056494 8.5717e-06 deg
tp 2459043.254576609413
(2020-Jul-12.75457661)
3.6881e-05 TDB
period 1538.287032517774
4.21
9.2756e-06
2.54e-08
d
yr
n .2340265453650572 1.4111e-09 deg/d
Q 3.163084308099572 1.2715e-08 au
  Orbit Determination Parameters
   # obs. used (total)      779  
   data-arc span      9694 days (26.54 yr)  
   first obs. used      1994-01-05  
   last obs. used      2020-07-21  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .55914  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 11:37:58  

Additional Information
 Earth MOID = 1.04008 au 
 Jupiter MOID = 1.88201 au 
 T_jup = 3.377 
[ show covariance matrix ]

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 15.71   n/a E2021B10  

59539 (1999 JU30)          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
1917-Mar-17 12:05 00:02 Jupiter 1.87498691872544 1.87498649252007 1.87498734492986 1.38976436408706 1.01387770748677 2421305.003555768 1.67204937334349 186.689616421896 114.583547521914 19.1795291177465 1579838.60564355 T 20 CATAB v2.0f-lin.ifort 2021-Apr-13 11:38:01 2021-Apr-13 11:38
1988-Dec-06 08:36 < 00:01 Jupiter 1.8704305272996 1.8704301731257 1.87043088147339 1.39565046434806 1.02085371483522 2447501.858320560 0.449244194195804 178.077333190342 78.9030027408779 -8.71497586240676 1725979.439906 T 20 CATAB v2.0f-lin.ifort 2021-Apr-13 11:38:01 2021-Apr-13 11:38
2047-Jun-12 03:31 < 00:01 Jupiter 1.91994294987787 1.91994246568308 1.91994343407233 1.59855305315461 1.29345681429552 2468873.646207776 0.6003128177173 97.7758172150547 65.5516452688374 50.7257573128562 1749244.4462033 T 20 CATAB v2.0f-lin.ifort 2021-Apr-13 11:38:01 2021-Apr-13 11:38
2060-Aug-26 07:12 < 00:01 Jupiter 1.95487211441701 1.95487158375002 1.95487264508378 1.7316974269849 1.46020549886723 2473697.800247336 0.81230045248304 88.1984293721869 29.1858043492873 -51.1463424943259 2610389.75162843 T 20 CATAB v2.0f-lin.ifort 2021-Apr-13 11:38:01 2021-Apr-13 11:38
2119-Mar-04 22:20 00:02 Jupiter 1.86441685298289 1.86441646991811 1.86441723604714 1.37370664846608 0.989166678054587 2495071.430386001 1.80420712255339 189.23532974337 97.7704817015809 2.34492645094075 1623721.49330841 T 20 CATAB v2.0f-lin.ifort 2021-Apr-13 11:38:01 2021-Apr-13 11:38
2177-Sep-05 06:44 00:03 Jupiter 1.99101209907937 1.99101054585878 1.99101365230256 1.951842811599 1.72012912001277 2516440.780464518 2.84943292209035 195.875750259365 25.479085359274 73.6533293785101 1882543.41156858 T 20 CATAB v2.0f-lin.ifort 2021-Apr-13 11:38:01 2021-Apr-13 11:38
2190-Nov-22 22:18 00:03 Jupiter 1.8984286185193 1.89842766919573 1.89842956784438 1.54533545054803 1.22299673239257 2521267.429400740 3.00673291652632 219.876817600555 53.9830958845563 -45.6788596273294 2577388.71986827 T 20 CATAB v2.0f-lin.ifort 2021-Apr-13 11:38:01 2021-Apr-13 11:38

Alternate Designations
 1999 JU30 = 1994 AT4 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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