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JPL Small-Body Database Browser
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172943 (2005 JT88)
Classification: Main-belt Asteroid          SPK-ID: 2172943
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 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .03635721299056894 6.8239e-08  
a 3.180439365647116 3.9606e-08 au
q 3.064807454226694 2.207e-07 au
i 10.54230079150583 7.4337e-06 deg
node 214.6278149074282 2.7868e-05 deg
peri 167.180218245193 7.1378e-05 deg
M 88.73002283856826 6.6002e-05 deg
tp 2458489.880730693649
(2019-Jan-06.38073069)
0.00037983 TDB
period 2071.710691258655
5.67
3.8698e-05
1.059e-07
d
yr
n .1737694367842859 3.2459e-09 deg/d
Q 3.296071277067538 4.1046e-08 au
  Orbit Determination Parameters
   # obs. used (total)      285  
   data-arc span      7543 days (20.65 yr)  
   first obs. used      1999-04-12  
   last obs. used      2019-12-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59876  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 13:01:40  

Additional Information
 Earth MOID = 2.06938 au 
 Jupiter MOID = 1.90418 au 
 T_jup = 3.172 
[ 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 15.4   n/a MPO454186  

172943 (2005 JT88)          Discovered 2005-May-10 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20071224/Numbers.arcLast Updated: 2007-12-22

[ show close-approach data ]
Alternate Designations
 2005 JT88 = 1999 GA13 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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