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JPL Small-Body Database Browser
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59615 (1999 JT69)
Classification: Main-belt Asteroid          SPK-ID: 2059615
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1455617670609461 3.7995e-08  
a 2.584468256058662 1.4867e-08 au
q 2.208268489793842 9.9585e-08 au
i 6.262419424087062 4.6121e-06 deg
node 122.2647173836327 3.6009e-05 deg
peri 132.1365942973402 4.3037e-05 deg
M 264.1478225620734 2.8279e-05 deg
tp 2459004.568236807256
(2020-Jun-04.06823681)
0.00012139 TDB
period 1517.59270512988
4.15
1.3095e-05
3.585e-08
d
yr
n .2372177981503873 2.0468e-09 deg/d
Q 2.960668022323483 1.7031e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1100  
   data-arc span      9265 days (25.37 yr)  
   first obs. used      1994-01-08  
   last obs. used      2019-05-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53972  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 03:39:36  

Additional Information
 Earth MOID = 1.19887 au 
 Jupiter MOID = 2.1058 au 
 T_jup = 3.400 
[ 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 14.8   n/a MPO474477  
rotation period rot_per 4.87 h n/a LCDB (Rev. 2019-January); Warner et al., 2009 Published Reference List:
[Chang, C.-K.; Lin, H.-W.; Ip, W.-H.; Prince, T.A.; et al. (2016) Astrophys. J. Sup. Ser. 227, A20.]

59615 (1999 JT69)          Discovered 1999-May-12 by LINEAR at Socorro
Reference: 20030614/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1999 JT69 = 2000 QG146 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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