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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 33 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1033436104102916 5.022e-08  
a 3.061606883249366 1.8302e-08 au
q 2.745209374277376 1.5138e-07 au
i 10.58254295839285 4.4438e-06 deg
node 46.09244019662722 2.3529e-05 deg
peri 319.1919737650738 3.1128e-05 deg
M 117.3545441114165 2.1254e-05 deg
tp 2458362.647921279077
(2018-Sep-01.14792128)
0.00011468 TDB
period 1956.692432135602
5.36
1.7545e-05
4.804e-08
d
yr
n .183983948671526 1.6497e-09 deg/d
Q 3.378004392221356 2.0193e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1770  
   data-arc span      8455 days (23.15 yr)  
   first obs. used      1997-09-07  
   last obs. used      2020-10-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .46625  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 23:35:48  

Additional Information
 Earth MOID = 1.75512 au 
 Jupiter MOID = 2.1093 au 
 T_jup = 3.200 
[ show covariance matrix ]

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)  
rotation period rot_per 14.1164 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Pal, A.; Szakats, R.; Kiss, C.; Bodi, A.; et al. (2019) Ap. J. Supl. Ser. 247, id.26.]
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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