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17122 (1999 JH63)
Classification: Main-belt Asteroid          SPK-ID: 2017122
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 67 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05047336467513468 1.8977e-08  
a 2.861492322354853 1.0477e-08 au
q 2.717063176853539 5.2928e-08 au
i 2.832030055491551 1.0504e-06 deg
node 54.89563287913382 2.1813e-05 deg
peri 256.134193445031 3.2459e-05 deg
M 106.5263216807523 2.0324e-05 deg
tp 2458677.331322177412
(2019-Jul-12.83132218)
9.9531e-05 TDB
period 1768.020532808483
4.84
9.7097e-06
2.658e-08
d
yr
n .203617544773727 1.1182e-09 deg/d
Q 3.005921467856168 1.1005e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2575  
   data-arc span      14375 days (39.36 yr)  
   first obs. used      1981-10-24  
   last obs. used      2021-03-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .46101  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Mar-17 01:25:28  

Additional Information
 Earth MOID = 1.70238 au 
 Jupiter MOID = 2.12328 au 
 T_jup = 3.298 
[ 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 13.32   n/a E2021B10  
rotation period rot_per 290.079 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Result based on fragmentary lightcurve(s), may be completely wrong.
Published Reference List:
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]

17122 (1999 JH63)          Discovered 1999-May-10 by LINEAR at Socorro
Reference: 20000913/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1999 JH63 = 1981 UV16 = 1986 WE4 = 1991 XL4 = 1999 LH18 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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