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JPL Small-Body Database Browser
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17126 (1999 JH68)
Classification: Main-belt Asteroid          SPK-ID: 2017126
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 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07500930091429106 3.154e-08  
a 2.759155252808 1.2735e-08 au
q 2.552192946180878 8.6309e-08 au
i 5.940642473881677 3.3973e-06 deg
node 121.2691229001476 3.9708e-05 deg
peri 127.8529598723969 4.7977e-05 deg
M 187.2483794251714 2.736e-05 deg
tp 2459803.808317123506
(2022-Aug-12.30831712)
0.00012799 TDB
period 1674.027677437602
4.58
1.159e-05
3.173e-08
d
yr
n .2150502078621808 1.4889e-09 deg/d
Q 2.966117559435122 1.3691e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1648  
   data-arc span      11346 days (31.06 yr)  
   first obs. used      1989-01-04  
   last obs. used      2020-01-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50908  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-22 21:56:51  

Additional Information
 Earth MOID = 1.54312 au 
 Jupiter MOID = 2.06761 au 
 T_jup = 3.330 
[ 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 13.8   n/a MPO502300  
diameter diameter 7.054 km 0.784 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
geometric albedo albedo 0.141   0.031 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

17126 (1999 JH68)          Discovered 1999-May-12 by LINEAR at Socorro
Reference: 20000913/Numbers.arcLast Updated: 2004-04-19

[ hide close-approach data ]
Close-Approach Data   ...sorted by Date/Time (TDB)
Date/Time (TDB) Time Uncertainty
(days_HH:MM)
Body Nominal Distance (au) Minimum Distance (au) Maximum Distance (au) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified
1954-Mar-17 19:56 00:02 Iris 0.005580977062667 0.00557261191025107 0.00558934633314493 6.00073439560718 6.00073422395141 2434819.330213431 1.69188222982345 481.364085509026 41.8954762402246 -30.0621061860557 10090.2749828991 T 25 CATAB v2.0f-lin.ifort 2020-Feb-22 21:57:10 2020-Feb-22 21:57

Alternate Designations
 1999 JH68 = 1989 AX4 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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