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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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .145856218941196 3.7611e-08  
a 2.58487784721618 1.353e-08 au
q 2.207857337996369 9.856e-08 au
i 6.262660947019779 4.5135e-06 deg
node 122.2635472109463 3.5581e-05 deg
peri 132.182964218894 4.1699e-05 deg
M 359.0096242128714 2.6196e-05 deg
tp 2459004.675956606009
(2020-Jun-04.17595661)
0.00011047 TDB
period 1517.953485637669
4.16
1.1918e-05
3.263e-08
d
yr
n .2371614172675189 1.862e-09 deg/d
Q 2.96189835643599 1.5503e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1120  
   data-arc span      9515 days (26.05 yr)  
   first obs. used      1994-01-08  
   last obs. used      2020-01-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53138  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 12:50:54  

Additional Information
 Earth MOID = 1.19875 au 
 Jupiter MOID = 2.10488 au 
 T_jup = 3.399 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456933.5 (2014-Oct-03.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .145979603104278 3.7703e-08  
q 2.208526523048136 9.9002e-08 au
tp 2457484.295226801637
(2016-Apr-05.79522680)
0.00010342 TDB
node 122.2925579046707 3.5561e-05 deg
peri 131.6192540529117 4.162e-05 deg
i 6.263152915000661 4.5142e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1120  
   data-arc span      9515 days (26.05 yr)  
   first obs. used      1994-01-08  
   last obs. used      2020-01-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53138  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 12:50:54  

Additional Information
 Jupiter MOID = 2.10488 au 
 T_jup = 3.399 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.421546059730722E-15 -3.705448077332368E-15 -5.656856682900795E-13 4.076463460986684E-15 -7.507252879971382E-14 2.24207398851024E-15
q -3.705448077332368E-15 9.801317361861717E-15 2.103301497166513E-12 -1.41545964496074E-14 3.172568187677602E-13 -5.941906418402102E-15
tp -5.656856682900795E-13 2.103301497166513E-12 1.069540030539373E-8 -5.099205948996751E-11 2.246944214453585E-9 -1.418934327101201E-12
node 4.076463460986684E-15 -1.41545964496074E-14 -5.099205948996751E-11 1.26459310497676E-9 -1.267028904992024E-9 1.55241503124151E-11
peri -7.507252879971382E-14 3.172568187677602E-13 2.246944214453585E-9 -1.267028904992024E-9 1.732192557611544E-9 -1.565685658731408E-11
i 2.24207398851024E-15 -5.941906418402102E-15 -1.418934327101201E-12 1.55241503124151E-11 -1.565685658731408E-11 2.037798452590778E-11

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-August); 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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