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17128 (1999 JS75)
Classification: Main-belt Asteroid          SPK-ID: 2017128
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 35 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1420311174357499 1.8177e-08  
a 2.534750725423489 7.5044e-09 au
q 2.174737247470513 4.628e-08 au
i 11.89457423597279 7.2971e-07 deg
node 2.633721839087628 2.6938e-06 deg
peri 306.4283583348045 6.5785e-06 deg
M 94.91892608028346 5.0691e-06 deg
tp 2459007.856305392859
(2020-Jun-07.35630539)
2.0506e-05 TDB
period 1474.012990204207
4.04
6.546e-06
1.792e-08
d
yr
n .2442312261780856 1.0846e-09 deg/d
Q 2.894764203376465 8.5703e-09 au
  Orbit Determination Parameters
   # obs. used (total)      2409  
   data-arc span      14440 days (39.53 yr)  
   first obs. used      1982-01-26  
   last obs. used      2021-08-09  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .44769  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Aug-24 21:53:21  

Additional Information
 Earth MOID = 1.18394 au 
 Jupiter MOID = 2.47195 au 
 T_jup = 3.405 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457441.5 (2016-Feb-23.0) TDB
Reference: JPL 35 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1418291015162206 1.8228e-08  
q 2.17559073907305 4.6503e-08 au
tp 2457535.229821381606
(2016-May-26.72982138)
2.086e-05 TDB
node 2.696080447669786 2.6941e-06 deg
peri 306.8295887968217 6.5417e-06 deg
i 11.89420487162263 7.2955e-07 deg
  Orbit Determination Parameters
   # obs. used (total)      2409  
   data-arc span      14440 days (39.53 yr)  
   first obs. used      1982-01-26  
   last obs. used      2021-08-09  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .44769  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Aug-24 21:53:21  

Additional Information
 Jupiter MOID = 2.47195 au 
 T_jup = 3.405 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.322662478864438E-16 -8.393947420112564E-16 2.443228044319478E-13 3.423823588217659E-16 8.357143458541241E-14 2.607188415739577E-15
q -8.393947420112564E-16 2.162574598754301E-15 -6.498183989303499E-13 -6.951973242486173E-16 -2.212737088659902E-13 -6.508009711510306E-15
tp 2.443228044319478E-13 -6.498183989303499E-13 4.351522254180768E-10 5.55289510302564E-12 1.232722118929272E-10 -1.514599566705018E-12
node 3.423823588217659E-16 -6.951973242486173E-16 5.55289510302564E-12 7.258247342045448E-12 -5.292094891849578E-12 -5.979071526970165E-13
peri 8.357143458541241E-14 -2.212737088659902E-13 1.232722118929272E-10 -5.292094891849578E-12 4.279392581449317E-11 3.876484081002516E-13
i 2.607188415739577E-15 -6.508009711510306E-15 -1.514599566705018E-12 -5.979071526970165E-13 3.876484081002516E-13 5.322425677394528E-13

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 13.80   n/a E2021B10  
diameter diameter 5.555 km 0.163 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.228   0.047 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

17128 (1999 JS75)          Discovered 1999-May-10 by LINEAR at Socorro
Reference: 20000913/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1999 JS75 = 1982 BH6 = 1996 TE10 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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