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26253 (1998 QB56)
Classification: Main-belt Asteroid          SPK-ID: 2026253
[ 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 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2152161546673529 3.2225e-08  
a 2.326813209124564 7.007e-09 au
q 1.826045417627572 7.4574e-08 au
i 2.613292899587712 3.8137e-06 deg
node 182.9698003236743 8.2146e-05 deg
peri 138.5108997056919 8.2757e-05 deg
M 118.9547642722211 1.2653e-05 deg
tp 2458772.129014260498
(2019-Oct-15.62901426)		 4.4258e-05 TDB
period 1296.405031019287
3.55		 5.856e-06
1.603e-08		 d
yr
n .2776909926961277 1.2544e-09 deg/d
Q 2.827581000621556 8.515e-09 au
   Orbit Determination Parameters
   # obs. used (total)      1096  
   data-arc span      10721 days (29.35 yr)  
   first obs. used      1991-09-12  
   last obs. used      2021-01-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53378  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 03:18:26  

Additional Information
 Earth MOID = .812542 au 
 Jupiter MOID = 2.49868 au 
 T_jup = 3.541 
[ 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 15.7   n/a MPO493019  

26253 (1998 QB56)          Discovered 1998-Aug-29 by Visnjan at Visnjan
Reference: 20010705/Numbers.arcLast Updated: 2004-04-19

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