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JPL Small-Body Database Browser
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249635 (1999 TQ120)
Classification: Main-belt Asteroid          SPK-ID: 2249635
[ 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 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2769655184222789 4.8758e-08  
a 2.386534757968828 1.5958e-08 au
q 1.725546921495204 1.1886e-07 au
i 1.942316777141038 5.1261e-06 deg
node 269.9578350893177 0.00017789 deg
peri 58.78520298685049 0.00017826 deg
M 136.9013347043234 1.4969e-05 deg
tp 2458088.399435917979
(2017-Nov-30.89943592)		 5.2335e-05 TDB
period 1346.635542069011
3.69		 1.3507e-05
3.698e-08		 d
yr
n .2673329113583957 2.6814e-09 deg/d
Q 3.047522594442452 2.0378e-08 au
   Orbit Determination Parameters
   # obs. used (total)      226  
   data-arc span      7027 days (19.24 yr)  
   first obs. used      1999-09-18  
   last obs. used      2018-12-14  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59644  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 13:34:20  

Additional Information
 Earth MOID = .714439 au 
 Jupiter MOID = 2.31785 au 
 T_jup = 3.481 
[ 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 16.9   n/a MPO418333  

249635 (1999 TQ120)          Discovered 1999-Oct-04 by LINEAR at Socorro
Reference: 20100923/Numbers.arcLast Updated: 2010-09-27

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