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JPL Small-Body Database Browser
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100966 (1998 QP18)
Classification: Main-belt Asteroid          SPK-ID: 2100966
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 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2079780287292076 4.3199e-08  
a 2.384464031951172 1.334e-08 au
q 1.888547903010269 1.0616e-07 au
i 8.682300287002729 4.6193e-06 deg
node 152.5847936052365 3.5006e-05 deg
peri 166.6744854255259 3.7997e-05 deg
M 335.9710716838819 1.8957e-05 deg
tp 2459090.266954571520
(2020-Aug-28.76695457)
7.1288e-05 TDB
period 1344.883268225909
3.68
1.1286e-05
3.09e-08
d
yr
n .2676812244641059 2.2463e-09 deg/d
Q 2.880380160892075 1.6114e-08 au
  Orbit Determination Parameters
   # obs. used (total)      423  
   data-arc span      7538 days (20.64 yr)  
   first obs. used      1998-08-17  
   last obs. used      2019-04-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5675  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 13:28:16  

Additional Information
 Earth MOID = .877006 au 
 Jupiter MOID = 2.4522 au 
 T_jup = 3.491 
[ 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 MPO432537  

100966 (1998 QP18)          Discovered 1998-Aug-17 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

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