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17125 (1999 JB68)
Classification: Main-belt Asteroid          SPK-ID: 2017125
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 30 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .003493204957793192 3.4184e-08  
a 2.740849256666736 1.1359e-08 au
q 2.731274908454784 9.2039e-08 au
i 6.118278719441633 3.3737e-06 deg
node 126.2371594350523 3.5617e-05 deg
peri 287.1083660262071 0.00056499 deg
M 77.25358942255424 0.00056249 deg
tp 2458844.834025897761
(2019-Dec-27.33402590)
0.00259 TDB
period 1657.395489761215
4.54
1.0303e-05
2.821e-08
d
yr
n .2172082657542806 1.3503e-09 deg/d
Q 2.750423604878688 1.1399e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1629  
   data-arc span      10814 days (29.61 yr)  
   first obs. used      1991-08-14  
   last obs. used      2021-03-23  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .49603  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 02:28:49  

Additional Information
 Earth MOID = 1.72667 au 
 Jupiter MOID = 2.23564 au 
 T_jup = 3.342 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457363.5 (2015-Dec-07.0) TDB
Reference: JPL 30 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .002262540092846715 3.9215e-08  
q 2.733354482254398 1.0526e-07 au
tp 2457015.346163704491
(2014-Dec-23.84616370)
0.0033352 TDB
node 126.3376859485765 3.5597e-05 deg
peri 249.5643624453993 0.00072624 deg
i 6.120413362459003 3.376e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1629  
   data-arc span      10814 days (29.61 yr)  
   first obs. used      1991-08-14  
   last obs. used      2021-03-23  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .49603  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 02:28:49  

Additional Information
 Jupiter MOID = 2.23564 au 
 T_jup = 3.342 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.537780747896863E-15 -4.105388459657848E-15 -1.36868166966698E-11 -4.603664727574303E-15 -3.008267956014978E-12 -1.413617471138737E-15
q -4.105388459657848E-15 1.10806534706367E-14 3.738905450775566E-11 1.167042622198921E-14 8.221626022108423E-12 3.961279002574334E-15
tp -1.36868166966698E-11 3.738905450775566E-11 1.112378886195744E-5 -1.555609962551199E-10 2.419292652944836E-6 -3.281746568035769E-11
node -4.603664727574303E-15 1.167042622198921E-14 -1.555609962551199E-10 1.267161374145566E-9 -1.293467557287432E-9 1.82609501685872E-11
peri -3.008267956014978E-12 8.221626022108423E-12 2.419292652944836E-6 -1.293467557287432E-9 5.274272143287457E-7 -2.525215949622192E-11
i -1.413617471138737E-15 3.961279002574334E-15 -3.281746568035769E-11 1.82609501685872E-11 -2.525215949622192E-11 1.139714693011951E-11

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.22   n/a MPCxxxxx  
diameter diameter 7.373 km 0.796 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
geometric albedo albedo 0.082   0.018 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

17125 (1999 JB68)          Discovered 1999-May-12 by LINEAR at Socorro
Reference: 20000913/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1999 JB68 = 1991 PR31 = 1994 EX6 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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