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101493 (1998 XB3)
Classification: Main-belt Asteroid          SPK-ID: 2101493
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 .1840938871437608 3.3406e-08  
a 2.356383736941196 8.7008e-09 au
q 1.92258789520535 7.8061e-08 au
i 7.488072081775409 4.2951e-06 deg
node 125.1725134886933 3.0362e-05 deg
peri 248.6918797920884 3.322e-05 deg
M 80.4670823017542 1.5372e-05 deg
tp 2458905.186564840531
(2020-Feb-25.68656484)
5.5394e-05 TDB
period 1321.196613774712
3.62
7.3177e-06
2.003e-08
d
yr
n .2724802623974833 1.5092e-09 deg/d
Q 2.790179578677042 1.0303e-08 au
  Orbit Determination Parameters
   # obs. used (total)      559  
   data-arc span      10625 days (29.09 yr)  
   first obs. used      1992-02-01  
   last obs. used      2021-03-05  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .59387  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 15:37:02  

Additional Information
 Earth MOID = .936007 au 
 Jupiter MOID = 2.70076 au 
 T_jup = 3.520 
[ 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 16.2   n/a MPO432542  

101493 (1998 XB3)          Discovered 1998-Dec-07 by Tombelli, M., Boattini, A. at San Marcello
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Alternate Designations
 1998 XB3 = 2001 MV7 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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