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JPL Small-Body Database Browser
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59645 (1999 JH89)
Classification: Main-belt Asteroid          SPK-ID: 2059645
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 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09370661371965675 4.0962e-08  
a 2.759996586818778 1.4795e-08 au
q 2.50136665279018 1.1345e-07 au
i 9.155074822801323 4.7752e-06 deg
node 187.089923784439 2.3201e-05 deg
peri 39.32587557651181 3.0751e-05 deg
M 209.8015609474899 2.1248e-05 deg
tp 2459699.253768047383
(2022-Apr-29.75376805)
0.00010099 TDB
period 1674.793413859077
4.59
1.3467e-05
3.687e-08
d
yr
n .2149518842270128 1.7284e-09 deg/d
Q 3.018626520847376 1.6182e-08 au
  Orbit Determination Parameters
   # obs. used (total)      866  
   data-arc span      7536 days (20.63 yr)  
   first obs. used      1999-04-11  
   last obs. used      2019-11-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57464  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 06:12:11  

Additional Information
 Earth MOID = 1.50071 au 
 Jupiter MOID = 1.96424 au 
 T_jup = 3.317 
[ 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 15.0   n/a MPO267896  

59645 (1999 JH89)          Discovered 1999-May-12 by LINEAR at Socorro
Reference: 20030614/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1999 JH89 = 2000 QD86 = 2003 BG25 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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