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JPL Small-Body Database Browser
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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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2124992240794312 4.2149e-08  
a 2.606779562386824 1.0808e-08 au
q 2.052840928033504 1.1051e-07 au
i 3.02855854835321 3.9683e-06 deg
node 308.1036168480626 9.5275e-05 deg
peri 297.1044008032556 9.5809e-05 deg
M 349.9931016105594 9.6358e-06 deg
tp 2459043.231867898933
(2020-Jul-12.73186790)
4.1113e-05 TDB
period 1537.28676408354
4.21
9.5607e-06
2.618e-08
d
yr
n .2341788197302378 1.4564e-09 deg/d
Q 3.160718196740143 1.3105e-08 au
  Orbit Determination Parameters
   # obs. used (total)      639  
   data-arc span      9610 days (26.31 yr)  
   first obs. used      1994-01-05  
   last obs. used      2020-04-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59588  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 11:46:58  

Additional Information
 Earth MOID = 1.04167 au 
 Jupiter MOID = 1.88536 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 15.6   n/a MPO436197  

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 1.87498698396307 1.87498654294254 1.87498742498275 1.38976439117062 1.01387775765273 2421305.003554655 1.73367454546164 189.23089864932 115.354610570152 18.83775419643 1557780.53477101 T 17 CATAB v2.0f-lin.ifort 2020-May-20 11:47:14 2020-May-20 11:47
1988-Dec-06 08:36 < 00:01 Jupiter 1.87043058053079 1.87043021848058 1.8704309425808 1.39565049387141 1.02085376537173 2447501.858320304 0.463055790737448 178.804366182894 83.7284034453045 -9.10064016708318 1705407.81784533 T 17 CATAB v2.0f-lin.ifort 2020-May-20 11:47:14 2020-May-20 11:47
2047-Jun-12 03:31 < 00:01 Jupiter 1.91994296623937 1.91994247659901 1.91994345587929 1.59855295827706 1.29345669806098 2468873.646235661 0.62302955043068 98.1668292057474 66.1704125474844 51.1473722620387 1745977.28594796 T 17 CATAB v2.0f-lin.ifort 2020-May-20 11:47:14 2020-May-20 11:47
2060-Aug-26 07:12 < 00:01 Jupiter 1.95487220657877 1.95487167168813 1.95487274146919 1.73169798372182 1.46020617146668 2473697.800314983 0.843776429378293 89.4510038695242 34.6186906955376 -53.1398334367074 2278932.64277783 T 17 CATAB v2.0f-lin.ifort 2020-May-20 11:47:14 2020-May-20 11:47
2119-Mar-04 22:20 00:02 Jupiter 1.8644168991327 1.86441650924663 1.86441728901824 1.37370660164844 0.98916662186795 2495071.430439730 1.87405138691741 189.622926905652 100.802106777017 2.10832585634123 1621634.1835172 T 17 CATAB v2.0f-lin.ifort 2020-May-20 11:47:14 2020-May-20 11:47
2177-Sep-05 06:44 00:03 Jupiter 1.99101209215006 1.99101050165227 1.99101368265068 1.9518424614118 1.72012872042583 2516440.780480931 2.95783013926633 202.170999797823 26.1036781958776 73.7714319576023 1855499.59049981 T 17 CATAB v2.0f-lin.ifort 2020-May-20 11:47:14 2020-May-20 11:47
2190-Nov-22 22:18 00:03 Jupiter 1.89842869880383 1.89842772589773 1.89842967171143 1.54533570133264 1.22299706268787 2521267.429394800 3.12148642700576 224.780655968087 59.4856976204482 -46.2793798241171 2237580.64939316 T 17 CATAB v2.0f-lin.ifort 2020-May-20 11:47:14 2020-May-20 11:47

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