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14677 (1999 XZ)
Classification: Main-belt Asteroid          SPK-ID: 2014677
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 38 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1563085671842525 1.4762e-08  
a 2.371801561447881 7.325e-09 au
q 2.00106865773259 3.4913e-08 au
i 3.561707096747067 8.4388e-07 deg
node 301.7363591815579 1.2013e-05 deg
peri 205.2612223644562 1.2253e-05 deg
M 275.5763451474552 5.073e-06 deg
tp 2459709.379855002686
(2022-May-09.87985500)
1.9955e-05 TDB
period 1334.184690270748
3.65
6.1807e-06
1.692e-08
d
yr
n .2698277102302415 1.25e-09 deg/d
Q 2.742534465163172 8.47e-09 au
  Orbit Determination Parameters
   # obs. used (total)      2605  
   data-arc span      14268 days (39.06 yr)  
   first obs. used      1982-01-20  
   last obs. used      2021-02-12  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .42308  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 00:35:56  

Additional Information
 Earth MOID = 1.01432 au 
 Jupiter MOID = 2.26987 au 
 T_jup = 3.525 
[ 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 14.32   n/a E2021B10  
rotation period rot_per 4.55806 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.]

14677 (1999 XZ)          Discovered 1999-Dec-02 by Kobayashi, T. at Oizumi
Reference: 20000418/Numbers.arcLast Updated: 2004-04-19

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Alternate Designations
 1999 XZ = 1982 BC12 = 1988 XB4 = 1993 DK1 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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