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17111 (1999 JH52)
Classification: Main-belt Asteroid          SPK-ID: 2017111
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 33 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1272437853365954 1.9556e-08  
a 3.023120014898889 1.3613e-08 au
q 2.63844678067633 6.1959e-08 au
i 8.616140336905648 6.5764e-07 deg
node 265.3665163562932 1.733e-06 deg
peri 80.7008815609199 1.0628e-05 deg
M 302.9758966159433 9.1302e-06 deg
tp 2459504.614742867597
(2021-Oct-17.11474287)
4.9213e-05 TDB
period 1919.912825195679
5.26
1.2968e-05
3.55e-08
d
yr
n .1875085135510299 1.2665e-09 deg/d
Q 3.407793249121448 1.5345e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2149  
   data-arc span      14969 days (40.98 yr)  
   first obs. used      1979-09-14  
   last obs. used      2020-09-07  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .46197  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 01:53:42  

Additional Information
 Earth MOID = 1.64687 au 
 Jupiter MOID = 2.03857 au 
 T_jup = 3.216 
[ 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 12.48   n/a E2021B10  
diameter diameter 12.837 km 0.303 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 8.89934 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:
[Durech, J.; Hanus, J.; Oszkiewsicz, D.; Vanco, R. (2016) Astron. Astrophys. 587, A48.]
[Pal, A.; Szakats, R.; Kiss, C.; Bodi, A.; et al. (2019) Ap. J. Supl. Ser. 247, id.26.]
geometric albedo albedo 0.098   0.018 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

17111 (1999 JH52)          Discovered 1999-May-10 by LINEAR at Socorro
Reference: 20000913/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1999 JH52 = 1979 RA1 = 1992 CY2 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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