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JPL Small-Body Database Browser
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59717 (1999 JR137)
Classification: Main-belt Asteroid          SPK-ID: 2059717
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 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1100305051899283 4.6082e-08  
a 2.767259116199734 1.8997e-08 au
q 2.462776197652843 1.2728e-07 au
i 9.111978096352004 6.5152e-06 deg
node 178.8574237723766 2.675e-05 deg
peri 61.14556439313925 3.7374e-05 deg
M 205.2846491104767 2.6207e-05 deg
tp 2459723.110175711390
(2022-May-23.61017571)
0.0001241 TDB
period 1681.408223298132
4.60
1.7314e-05
4.74e-08
d
yr
n .2141062444037828 2.2047e-09 deg/d
Q 3.071742034746626 2.1087e-08 au
  Orbit Determination Parameters
   # obs. used (total)      474  
   data-arc span      7487 days (20.50 yr)  
   first obs. used      1999-05-10  
   last obs. used      2019-11-08  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54697  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-04 05:14:09  

Additional Information
 Earth MOID = 1.46703 au 
 Jupiter MOID = 1.95476 au 
 T_jup = 3.312 
[ 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 15.5   n/a MPO449383  

59717 (1999 JR137)          Discovered 1999-May-10 by Puckett at Puckett
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
1964-Jul-10 01:47 00:02 Jupiter 1.95528347770235 1.95528297197233 1.95528398343282 3.25150126399871 3.11542403218112 2438586.574415631 1.49694143939202 112.92394241266 19.3608142733595 83.6433022645748 2173594.86821497 T 14 CATAB v2.0f-lin.ifort 2019-Dec-04 05:14:12 2019-Dec-04 05:14
2047-Apr-17 04:22 < 00:01 Jupiter 1.95722341699529 1.9572229159095 1.95722391808118 3.42393788711295 3.29512000203531 2468817.681750283 0.975631477048052 86.5120457995904 19.0013733573505 -86.6712492266012 2115159.74174046 T 14 CATAB v2.0f-lin.ifort 2019-Dec-04 05:14:12 2019-Dec-04 05:14
2130-Jan-24 19:43 00:03 Jupiter 1.97384284133405 1.97384200604389 1.97384367663297 3.61129572958995 3.49044548403952 2499050.321229762 3.37412167976697 265.706487308699 20.132098125649 -84.8672446485981 2183852.65280432 T 14 CATAB v2.0f-lin.ifort 2019-Dec-04 05:14:12 2019-Dec-04 05:14
2190-May-16 19:18 00:05 Jupiter 1.99167208154979 1.9916709428758 1.99167322023489 2.9158858560896 2.76619343053948 2521077.304144870 5.34183709349493 267.005457518277 19.8449133043909 74.0590378930028 2103945.85638678 T 14 CATAB v2.0f-lin.ifort 2019-Dec-04 05:14:12 2019-Dec-04 05:14

Alternate Designations
 1999 JR137 = 2000 SU208 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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