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192911 (1999 XB237)
Classification: Main-belt Asteroid          SPK-ID: 2192911
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 27 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1256737341593446 3.937e-08  
a 2.868473209184809 1.9768e-08 au
q 2.507981469650515 1.0877e-07 au
i 1.695733591175081 4.5399e-06 deg
node 315.0859308605527 0.00016726 deg
peri 141.8473181519326 0.0001686 deg
M 90.59819369437902 2.0669e-05 deg
tp 2458753.927822348840
(2019-Sep-27.42782235)
0.0001007 TDB
period 1774.494362401312
4.86
1.8343e-05
5.022e-08
d
yr
n .2028746935621901 2.0972e-09 deg/d
Q 3.228964948719102 2.2252e-08 au
  Orbit Determination Parameters
   # obs. used (total)      616  
   data-arc span      7807 days (21.37 yr)  
   first obs. used      1999-12-05  
   last obs. used      2021-04-20  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .52512  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 10:20:07  

Additional Information
 Earth MOID = 1.52487 au 
 Jupiter MOID = 1.92384 au 
 T_jup = 3.287 
[ 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 15.83   n/a E2021B55  

192911 (1999 XB237)          Discovered 1999-Dec-05 by Spacewatch at Kitt Peak
Reference: 20081113/Numbers.arcLast Updated: 2008-11-17

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Alternate Designations
 1999 XB237 = 2004 XJ7 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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