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JPL Small-Body Database Browser
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17118 (1999 JM58)
Classification: Main-belt Asteroid          SPK-ID: 2017118
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 27 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1111594395977035 3.9792e-08  
a 3.133191832779402 1.8757e-08 au
q 2.784907984495542 1.2534e-07 au
i .6124456579348629 3.8698e-06 deg
node 260.1590341469636 0.00045577 deg
peri 52.41198902522272 0.00045636 deg
M 221.8987653733053 2.529e-05 deg
tp 2459777.594734075673
(2022-Jul-17.09473408)
0.00014437 TDB
period 2025.717619566931
5.55
1.819e-05
4.98e-08
d
yr
n .1777147992013629 1.5958e-09 deg/d
Q 3.481475681063262 2.0842e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1645  
   data-arc span      9786 days (26.79 yr)  
   first obs. used      1993-04-21  
   last obs. used      2020-02-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51082  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-22 21:56:24  

Additional Information
 Earth MOID = 1.77081 au 
 Jupiter MOID = 1.76571 au 
 T_jup = 3.203 
[ 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 13.4   n/a MPO337404  
diameter diameter 8.879 km 0.096 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
rotation period rot_per 5.30 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 lower-limit; Incomplete or inconclusive result.
Published Reference List:
[Erasmus, N.; McNeill, A.; Mommert, N.; Trilling, D.E.; et al. (2019) Ap. J. Suppl. Series 242, A15.]
geometric albedo albedo 0.081   0.013 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

17118 (1999 JM58)          Discovered 1999-May-10 by LINEAR at Socorro
Reference: 20000913/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1999 JM58 = 1995 UU44 = 1998 FG24 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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