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48504 (1993 FK9)
Classification: Main-belt Asteroid          SPK-ID: 2048504
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 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08833838995731826 3.7207e-08  
a 2.343032295074867 9.5599e-09 au
q 2.136052594509953 8.823e-08 au
i 5.745214507964628 4.7376e-06 deg
node 37.26012861273353 4.3482e-05 deg
peri 39.10150210185466 5.2304e-05 deg
M 305.915731315455 3.0762e-05 deg
tp 2459197.304171609564
(2020-Dec-13.80417161)
0.00011237 TDB
period 1309.983540550096
3.59
8.0174e-06
2.195e-08
d
yr
n .2748126131789616 1.6819e-09 deg/d
Q 2.550011995639781 1.0404e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1114  
   data-arc span      9611 days (26.31 yr)  
   first obs. used      1993-03-17  
   last obs. used      2019-07-10  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57436  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 09:08:07  

Additional Information
 Earth MOID = 1.15426 au 
 Jupiter MOID = 2.63968 au 
 T_jup = 3.551 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456396.5 (2013-Apr-14.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08830246442728457 3.7302e-08  
q 2.136238269612587 8.8466e-08 au
tp 2456574.824619236112
(2013-Oct-09.32461924)
0.00010732 TDB
node 37.35729387282043 4.3394e-05 deg
peri 38.65886750213711 5.2237e-05 deg
i 5.75184524334496 4.7417e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1114  
   data-arc span      9611 days (26.31 yr)  
   first obs. used      1993-03-17  
   last obs. used      2019-07-10  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57436  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 09:08:07  

Additional Information
 Jupiter MOID = 2.63968 au 
 T_jup = 3.551 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.391451529374899E-15 -3.283942736532659E-15 -5.192141066203481E-13 -4.30215003368469E-15 -1.525013253406122E-13 6.209028196666598E-17
q -3.283942736532659E-15 7.826286586090796E-15 1.436594793482091E-12 1.039617136904043E-14 4.127010353656197E-13 -1.346842156139622E-16
tp -5.192141066203481E-13 1.436594793482091E-12 1.151727680151893E-8 3.805490702323105E-12 3.137843234753072E-9 -2.786294817720715E-12
node -4.30215003368469E-15 1.039617136904043E-14 3.805490702323105E-12 1.883016324661019E-9 -1.871841800229054E-9 -3.411126214242704E-11
peri -1.525013253406122E-13 4.127010353656197E-13 3.137843234753072E-9 -1.871841800229054E-9 2.728707428210961E-9 3.322661152616881E-11
i 6.209028196666598E-17 -1.346842156139622E-16 -2.786294817720715E-12 -3.411126214242704E-11 3.322661152616881E-11 2.248389787534222E-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 15.1   n/a MPO439423  
diameter diameter 3.072 km 0.071 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.205   0.045 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

48504 (1993 FK9)          Discovered 1993-Mar-17 by UESAC at La Silla
Reference: 20021120/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1993 FK9 = 1998 RE52 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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