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193748 (2001 JS9)
Classification: Main-belt Asteroid          SPK-ID: 2193748
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08303173938688668 5.6856e-08  
a 3.176216446593431 3.3594e-08 au
q 2.912489670363542 1.8479e-07 au
i 10.09640511917079 6.5394e-06 deg
node 63.05466511618103 2.8904e-05 deg
peri 296.4351334751725 4.4571e-05 deg
M 16.7690739879446 3.6109e-05 deg
tp 2458904.190275100566
(2020-Feb-24.69027510)
0.00020693 TDB
period 2067.585901804819
5.66
3.2803e-05
8.981e-08
d
yr
n .174116103077387 2.7624e-09 deg/d
Q 3.43994322282332 3.6384e-08 au
  Orbit Determination Parameters
   # obs. used (total)      464  
   data-arc span      6239 days (17.08 yr)  
   first obs. used      2001-05-15  
   last obs. used      2018-06-14  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60789  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Oct-04 07:59:19  

Additional Information
 Earth MOID = 1.92838 au 
 Jupiter MOID = 1.9947 au 
 T_jup = 3.171 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456891.5 (2014-Aug-22.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08737767943295445 5.7129e-08  
q 2.898451431592358 1.8649e-07 au
tp 2456818.016983324654
(2014-Jun-09.51698332)
0.00018865 TDB
node 63.20260288493544 2.9024e-05 deg
peri 293.5709708479438 4.3331e-05 deg
i 10.08013529814356 6.5319e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      464  
   data-arc span      6239 days (17.08 yr)  
   first obs. used      2001-05-15  
   last obs. used      2018-06-14  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60789  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Oct-04 07:59:19  

Additional Information
 Jupiter MOID = 1.9947 au 
 T_jup = 3.171 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.263711066631836E-15 -1.050693273720535E-14 4.765521378936628E-12 -8.004836520855288E-15 7.881628652783361E-13 -3.341451715294003E-16
q -1.050693273720535E-14 3.477859566311654E-14 -1.424418023263878E-11 2.119193530843539E-14 -2.346005684985556E-12 2.617338408556699E-15
tp 4.765521378936628E-12 -1.424418023263878E-11 3.558746556416271E-8 -7.300903093790729E-12 6.103632540316658E-9 -8.681771011770425E-12
node -8.004836520855288E-15 2.119193530843539E-14 -7.300903093790729E-12 8.423938466555821E-10 -8.303524037979228E-10 -6.9063174242456E-11
peri 7.881628652783361E-13 -2.346005684985556E-12 6.103632540316658E-9 -8.303524037979228E-10 1.877593492472619E-9 6.649180203292189E-11
i -3.341451715294003E-16 2.617338408556699E-15 -8.681771011770425E-12 -6.9063174242456E-11 6.649180203292189E-11 4.266556925131712E-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 14.7   n/a MPO449957  
diameter diameter 6.255 km 0.303 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.072   0.022 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

193748 (2001 JS9)          Discovered 2001-May-15 by NEAT at Haleakala
Reference: 20081113/Numbers.arcLast Updated: 2008-11-17

Alternate Designations
 2001 JS9 = 2003 UE213 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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