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118718 (2000 QT49)
Classification: Main-belt Asteroid          SPK-ID: 2118718
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1082412993110495 4.4983e-08  
a 2.665263134119322 1.3556e-08 au
q 2.376771589476407 1.2004e-07 au
i 1.838234050168112 4.3298e-06 deg
node 123.3231489107684 0.00014343 deg
peri 277.3894210344563 0.00014492 deg
M 185.8362558628943 2.1767e-05 deg
tp 2459969.389299394561
(2023-Jan-24.88929939)
9.8516e-05 TDB
period 1589.30981389639
4.35
1.2125e-05
3.32e-08
d
yr
n .2265134191284048 1.7281e-09 deg/d
Q 2.953754678762238 1.5023e-08 au
  Orbit Determination Parameters
   # obs. used (total)      692  
   data-arc span      9545 days (26.13 yr)  
   first obs. used      1994-04-03  
   last obs. used      2020-05-21  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .54709  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 16:58:32  

Additional Information
 Earth MOID = 1.38467 au 
 Jupiter MOID = 2.41486 au 
 T_jup = 3.375 
[ 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 15.73   n/a E2021B55  

118718 (2000 QT49)          Discovered 2000-Aug-24 by LINEAR at Socorro
Reference: 20051116/Numbers.arcLast Updated: 2005-11-21

[ show close-approach data ]
Alternate Designations
 2000 QT49 = 2001 XH190 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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