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14774 (4845 T-1)
Classification: Main-belt Asteroid          SPK-ID: 2014774
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 39 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1273724080879328 1.5776e-08  
a 2.950778006011889 1.1075e-08 au
q 2.574930305653246 4.7938e-08 au
i 3.318756284294824 2.5719e-07 deg
node 97.18108779465783 4.3463e-06 deg
peri 359.1715650182587 1.2993e-05 deg
M 7.657753935149743 9.6895e-06 deg
tp 2459161.117603542687
(2020-Nov-07.61760354)
4.9836e-05 TDB
period 1851.412678534362
5.07
1.0423e-05
2.854e-08
d
yr
n .1944461135941813 1.0947e-09 deg/d
Q 3.326625706370532 1.2486e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2270  
   data-arc span      18230 days (49.91 yr)  
   first obs. used      1971-04-16  
   last obs. used      2021-03-14  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .48329  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 00:38:53  

Additional Information
 Earth MOID = 1.59153 au 
 Jupiter MOID = 1.83264 au 
 T_jup = 3.255 
[ 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 13.16   n/a E2020-QM5  
rotation period rot_per 287.425 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.]

14774 (4845 T-1)          Discovered 1971-May-13 by van Houten, C. J., van Houten-Groeneveld, I., Gehrels, T. at Palomar
Reference: 20000418/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 4845 T-1 = 1999 UK3 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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