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266986 (2010 XQ17)
Classification: Main-belt Asteroid          SPK-ID: 2266986
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 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07154485045453991 5.1084e-08  
a 2.718215044533371 2.4668e-08 au
q 2.523740755668951 1.4006e-07 au
i 3.595205588126791 6.717e-06 deg
node 131.0906905666939 9.4532e-05 deg
peri 292.1456254408352 0.00010763 deg
M 72.70750911444878 4.959e-05 deg
tp 2458669.901476005518
(2019-Jul-05.40147601)
0.00022561 TDB
period 1636.907522862206
4.48
2.2282e-05
6.1e-08
d
yr
n .2199269017778865 2.9937e-09 deg/d
Q 2.912689333397792 2.6433e-08 au
  Orbit Determination Parameters
   # obs. used (total)      203  
   data-arc span      8015 days (21.94 yr)  
   first obs. used      1998-02-22  
   last obs. used      2020-02-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55341  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 12:51:24  

Additional Information
 Earth MOID = 1.53966 au 
 Jupiter MOID = 2.29527 au 
 T_jup = 3.353 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457063.5 (2015-Feb-10.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06919900984735866 5.0872e-08  
q 2.529754159856974 1.3909e-07 au
tp 2457032.836913828865
(2015-Jan-10.33691383)
0.00023697 TDB
node 131.1449609828959 9.4421e-05 deg
peri 292.1869276973077 0.00010852 deg
i 3.596332383102524 6.7223e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      203  
   data-arc span      8015 days (21.94 yr)  
   first obs. used      1998-02-22  
   last obs. used      2020-02-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55341  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 12:51:24  

Additional Information
 Jupiter MOID = 2.29527 au 
 T_jup = 3.353 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.587975832918065E-15 -6.979155059394108E-15 -6.505386909620637E-13 -9.942064164650375E-15 -1.695061501275215E-13 -1.793645118388783E-15
q -6.979155059394108E-15 1.93446686391728E-14 1.004182439740266E-12 2.551216115840055E-14 2.901346668029703E-13 5.328091634706106E-15
tp -6.505386909620637E-13 1.004182439740266E-12 5.615640844968835E-8 4.804709954576317E-11 1.271294061674026E-8 1.887952000207057E-13
node -9.942064164650375E-15 2.551216115840055E-14 4.804709954576317E-11 8.915265865388064E-9 -8.886168740022724E-9 7.050002108912395E-11
peri -1.695061501275215E-13 2.901346668029703E-13 1.271294061674026E-8 -8.886168740022724E-9 1.177733060415611E-8 -7.031273103512516E-11
i -1.793645118388783E-15 5.328091634706106E-15 1.887952000207057E-13 7.050002108912395E-11 -7.031273103512516E-11 4.518991586459795E-11

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 16.8   n/a MPO413196  

266986 (2010 XQ17)          Discovered 1998-Feb-22 by Spacewatch at Kitt Peak
Reference: 20110218/Numbers.arcLast Updated: 2011-02-22

[ show close-approach data ]
Alternate Designations
 2010 XQ17 = 1998 DP21 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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