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48784 (1997 SX)
Classification: Main-belt Asteroid          SPK-ID: 2048784
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 30 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1033436236100973 5.3592e-08  
a 3.061606880199099 1.9119e-08 au
q 2.745209331129719 1.6365e-07 au
i 10.58254361107772 5.1333e-06 deg
node 46.09243938451862 2.4239e-05 deg
peri 319.1919757414355 3.1899e-05 deg
M 117.3545436150822 2.1387e-05 deg
tp 2458362.647924930016
(2018-Sep-01.14792493)
0.00011559 TDB
period 1956.692429211435
5.36
1.8329e-05
5.018e-08
d
yr
n .1839839489464797 1.7234e-09 deg/d
Q 3.378004429268479 2.1095e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1576  
   data-arc span      8157 days (22.33 yr)  
   first obs. used      1997-09-07  
   last obs. used      2020-01-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .47406  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jan-29 07:35:06  

Additional Information
 Earth MOID = 1.75512 au 
 Jupiter MOID = 2.1093 au 
 T_jup = 3.200 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456910.5 (2014-Sep-10.0) TDB
Reference: JPL 30 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0995174507516023 5.2926e-08  
q 2.760095575418106 1.6022e-07 au
tp 2456397.730041382151
(2013-Apr-15.23004138)
0.00012201 TDB
node 46.39499842239302 2.4291e-05 deg
peri 317.8807945228037 3.2696e-05 deg
i 10.56694458944629 5.1229e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1576  
   data-arc span      8157 days (22.33 yr)  
   first obs. used      1997-09-07  
   last obs. used      2020-01-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .47406  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jan-29 07:35:06  

Additional Information
 Jupiter MOID = 2.1093 au 
 T_jup = 3.200 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.801118131632877E-15 -8.430641498727509E-15 9.913727884789737E-13 1.35789652602311E-15 8.537337742594649E-14 2.649952115264126E-15
q -8.430641498727509E-15 2.567082349686558E-14 -3.14171791420074E-12 1.115656486659378E-16 -2.74419175662057E-13 -8.598616065810122E-15
tp 9.913727884789737E-13 -3.14171791420074E-12 1.488684535299566E-8 5.977620222956456E-12 2.68710867340928E-9 -3.881829327705808E-12
node 1.35789652602311E-15 1.115656486659378E-16 5.977620222956456E-12 5.900689317532681E-10 -5.782903603031174E-10 -1.968193467803596E-11
peri 8.537337742594649E-14 -2.74419175662057E-13 2.68710867340928E-9 -5.782903603031174E-10 1.069032537384551E-9 1.839004534199877E-11
i 2.649952115264126E-15 -8.598616065810122E-15 -3.881829327705808E-12 -1.968193467803596E-11 1.839004534199877E-11 2.624423910199628E-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 13.1   n/a MPO452835  
diameter diameter 7.476 km 0.297 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.219   0.023 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

48784 (1997 SX)          Discovered 1997-Sep-17 by BAO Schmidt CCD Asteroid Program at Xinglong
Reference: 20021120/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1997 SX = 1999 CP35 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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