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22715 (1998 SQ6)
Classification: Main-belt Asteroid          SPK-ID: 2022715
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 33 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06068257454159304 4.3177e-08  
a 2.915463635590604 1.3807e-08 au
q 2.738545796200573 1.2572e-07 au
i 1.984059279704678 5.2592e-06 deg
node 177.1886795135879 0.00010024 deg
peri 133.5319550744157 0.00010595 deg
M 198.7790840676107 3.5649e-05 deg
tp 2460014.789347753773
(2023-Mar-11.28934775)
0.00018167 TDB
period 1818.276267046474
4.98
1.2916e-05
3.536e-08
d
yr
n .1979897150529099 1.4064e-09 deg/d
Q 3.092381474980635 1.4644e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1263  
   data-arc span      10979 days (30.06 yr)  
   first obs. used      1991-02-22  
   last obs. used      2021-03-15  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .56903  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 04:10:23  

Additional Information
 Earth MOID = 1.72261 au 
 Jupiter MOID = 2.06333 au 
 T_jup = 3.278 
[ 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 14.43   n/a E2021B10  

22715 (1998 SQ6)          Discovered 1998-Sep-20 by Spacewatch at Kitt Peak
Reference: 20010309/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1998 SQ6 = 1993 PF8 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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