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14311 (1971 UK1)
Classification: Main-belt Asteroid          SPK-ID: 2014311
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 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2201911031755256 4.0079e-08  
a 2.469148494733936 9.8461e-09 au
q 1.925463963774282 9.5528e-08 au
i 7.743284250178803 3.5322e-06 deg
node 205.939148472011 3.2481e-05 deg
peri 235.5148109229356 3.404e-05 deg
M 223.1831253547644 1.3104e-05 deg
tp 2459739.087668252382
(2022-Jun-08.58766825)
5.4051e-05 TDB
period 1417.161158472709
3.88
8.4767e-06
2.321e-08
d
yr
n .2540289774721007 1.5195e-09 deg/d
Q 3.01283302569359 1.2014e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1147  
   data-arc span      17824 days (48.80 yr)  
   first obs. used      1971-10-26  
   last obs. used      2020-08-13  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .52495  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 00:24:56  

Additional Information
 Earth MOID = .952506 au 
 Jupiter MOID = 2.29177 au 
 T_jup = 3.439 
[ 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 15.01   n/a E2021B10  
rotation period rot_per 49.9645 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:
[Pal, A.; Szakats, R.; Kiss, C.; Bodi, A.; et al. (2019) Ap. J. Supl. Ser. 247, id.26.]

14311 (1971 UK1)          Discovered 1971-Oct-26 by Kohoutek, L. at Bergedorf
Reference: 20000418/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1971 UK1 = 1975 XK4 = 1998 SR138 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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