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48523 (1993 FY55)
Classification: Main-belt Asteroid          SPK-ID: 2048523
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 .2290684680664523 6.2364e-08  
a 2.553762717372659 1.4515e-08 au
q 1.968776203898884 1.6224e-07 au
i 5.404272202711232 4.1228e-06 deg
node 53.50265782721273 6.1243e-05 deg
peri 227.450327814999 6.1713e-05 deg
M 169.8168325089533 9.0463e-06 deg
tp 2458297.350818360417
(2018-Jun-27.85081836)
3.4944e-05 TDB
period 1490.627882114712
4.08
1.2709e-05
3.48e-08
d
yr
n .2415089670060901 2.0591e-09 deg/d
Q 3.138749230846435 1.784e-08 au
  Orbit Determination Parameters
   # obs. used (total)      506  
   data-arc span      14409 days (39.45 yr)  
   first obs. used      1981-05-08  
   last obs. used      2020-10-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5826  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 23:36:59  

Additional Information
 Earth MOID = .957255 au 
 Jupiter MOID = 2.02523 au 
 T_jup = 3.395 
[ 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 15.6   n/a MPO452831  
diameter diameter 1.750 km 0.266 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.480   0.137 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

48523 (1993 FY55)          Discovered 1993-Mar-17 by UESAC at La Silla
Reference: 20021120/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1993 FY55 = 1981 JO5 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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