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14144 (1998 SQ22)
Classification: Main-belt Asteroid          SPK-ID: 2014144
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 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2410151061454721 5.2798e-08  
a 2.796093183143465 1.3256e-08 au
q 2.122192487815512 1.4675e-07 au
i 7.994216294701411 5.4898e-06 deg
node .6205719330563231 3.1279e-05 deg
peri 18.93634603170548 3.2271e-05 deg
M 263.0358728467369 1.0115e-05 deg
tp 2459660.475266339925
(2022-Mar-21.97526634)
5.0027e-05 TDB
period 1707.756267641504
4.68
1.2144e-05
3.325e-08
d
yr
n .2108029153932943 1.499e-09 deg/d
Q 3.469993878471418 1.645e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1053  
   data-arc span      13084 days (35.82 yr)  
   first obs. used      1984-09-24  
   last obs. used      2020-07-21  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .48249  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 00:18:05  

Additional Information
 Earth MOID = 1.1246 au 
 Jupiter MOID = 2.0126 au 
 T_jup = 3.270 
[ 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 14.2   n/a MPO467839  
rotation period rot_per 5.064 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]

14144 (1998 SQ22)          Discovered 1998-Sep-23 by Visnjan at Visnjan
Reference: 20000320/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1998 SQ22 = 1984 SL7 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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