Skip Page Navigation
NASA JPL Caltech
NASA Logo - Jet Propulsion Laboratory + View the NASA Portal
+ Center for Near-Earth Object Studies
JPL Home Earth Solar System Stars & Galaxies Technology
JPL Solar System Dynamics
BODIES ORBITS EPHEMERIDES TOOLS PHYSICAL DATA DISCOVERY FAQ SITE MAP
JPL Small-Body Database Browser
Search: [ help ]  
66366 (1999 JS95)
Classification: Main-belt Asteroid          SPK-ID: 2066366
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 31 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1428404787587804 3.0547e-08  
a 2.258156240320367 7.1984e-09 au
q 1.935600121840878 6.7788e-08 au
i 6.775573525914798 3.6913e-06 deg
node 150.8244934315282 3.0185e-05 deg
peri 168.7051716241496 3.3254e-05 deg
M 118.653479378255 1.3585e-05 deg
tp 2458987.985585969073
(2020-May-18.48558597)
4.6525e-05 TDB
period 1239.45112964033
3.39
5.9265e-06
1.623e-08
d
yr
n .2904511451810663 1.3888e-09 deg/d
Q 2.580712358799856 8.2266e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1087  
   data-arc span      8916 days (24.41 yr)  
   first obs. used      1996-08-15  
   last obs. used      2021-01-12  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .53917  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-08 22:31:47  

Additional Information
 Earth MOID = .922624 au 
 Jupiter MOID = 2.70951 au 
 T_jup = 3.599 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457559.5 (2016-Jun-20.0) TDB
Reference: JPL 31 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1428040573980174 3.0541e-08  
q 1.935480681999587 6.7802e-08 au
tp 2457749.446205980913
(2016-Dec-26.94620598)
4.6368e-05 TDB
node 150.8616596951773 3.0202e-05 deg
peri 168.9167789097548 3.3276e-05 deg
i 6.773738622079337 3.6908e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1087  
   data-arc span      8916 days (24.41 yr)  
   first obs. used      1996-08-15  
   last obs. used      2021-01-12  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .53917  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-08 22:31:47  

Additional Information
 Jupiter MOID = 2.70951 au 
 T_jup = 3.599 
Orbit Covariance (6×6)
  e q tp node peri i
e 9.32745232919394E-16 -2.062539175595017E-15 5.122758753610492E-13 3.085294205020195E-15 1.470364063683475E-13 -1.109002114645429E-15
q -2.062539175595017E-15 4.597135115777328E-15 -1.16643621675407E-12 -6.842313776568785E-15 -3.374509951180351E-13 2.574641983644284E-15
tp 5.122758753610492E-13 -1.16643621675407E-12 2.150000547968323E-9 1.007645648987146E-11 6.597713980095621E-10 -8.513636467902172E-14
node 3.085294205020195E-15 -6.842313776568785E-15 1.007645648987146E-11 9.121874104216209E-10 -9.023368501785698E-10 4.375041627007922E-11
peri 1.470364063683475E-13 -3.374509951180351E-13 6.597713980095621E-10 -9.023368501785698E-10 1.107313039330536E-9 -4.345251199111718E-11
i -1.109002114645429E-15 2.574641983644284E-15 -8.513636467902172E-14 4.375041627007922E-11 -4.345251199111718E-11 1.362204473884875E-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 15.95   n/a E2021B10  

66366 (1999 JS95)          Discovered 1999-May-12 by LINEAR at Socorro
Reference: 20030910/Numbers.arcLast Updated: 2004-04-19
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2021-Jul-29 23:09 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin