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JPL Small-Body Database Browser
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27133 (1998 XQ9)
Classification: Main-belt Asteroid          SPK-ID: 2027133
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2580695684510289 3.8136e-08  
a 2.255325239867795 5.2677e-09 au
q 1.6732944284984 8.4968e-08 au
i 4.201948870219374 3.9485e-06 deg
node 227.9446989221217 5.1595e-05 deg
peri 96.75748126312868 5.2105e-05 deg
M 82.40885677691304 6.9403e-06 deg
tp 2458317.306301212417
(2018-Jul-17.80630121)
2.3615e-05 TDB
period 1237.121051679134
3.39
4.3343e-06
1.187e-08
d
yr
n .2909982006299021 1.0195e-09 deg/d
Q 2.837356051237189 6.6272e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1235  
   data-arc span      12570 days (34.41 yr)  
   first obs. used      1984-08-23  
   last obs. used      2019-01-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49477  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 01:01:51  

Additional Information
 Earth MOID = .667186 au 
 Jupiter MOID = 2.52208 au 
 T_jup = 3.576 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.2   n/a MPO449161  

27133 (1998 XQ9)          Discovered 1998-Dec-14 by Korlevic, K. at Visnjan
Reference: 20010804/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1998 XQ9 = 1997 GS19 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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