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JPL Small-Body Database Browser
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382438 (1999 TK271)
Classification: Mars-crossing Asteroid          SPK-ID: 2382438
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 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .314481663459707 7.7147e-08  
a 2.259081561447835 1.1941e-08 au
q 1.548641834112568 1.7247e-07 au
i 4.804065183294604 8.4769e-06 deg
node 347.6013783288161 7.901e-05 deg
peri 351.810142705611 7.9836e-05 deg
M 296.2797240325229 1.4029e-05 deg
tp 2458820.018658724634
(2019-Dec-02.51865872)
4.9221e-05 TDB
period 1240.213039585761
3.40
9.8331e-06
2.692e-08
d
yr
n .2902727100178227 2.3014e-09 deg/d
Q 2.969521288783102 1.5696e-08 au
  Orbit Determination Parameters
   # obs. used (total)      214  
   data-arc span      7228 days (19.79 yr)  
   first obs. used      1999-09-12  
   last obs. used      2019-06-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60749  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 06:59:35  

Additional Information
 Earth MOID = .539303 au 
 Jupiter MOID = 2.43184 au 
 T_jup = 3.550 
[ 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 17.1   n/a MPO437565  

382438 (1999 TK271)          Discovered 1999-Oct-03 by LINEAR at Socorro
Reference: Last Updated: 2014-01-21

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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