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48509 (1993 FQ12)
Classification: Main-belt Asteroid          SPK-ID: 2048509
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 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1153205139455925 3.8646e-08  
a 2.3928068993243 9.0888e-09 au
q 2.116867177921662 9.2429e-08 au
i 3.452132982383049 3.346e-06 deg
node 114.0608842563365 6.9611e-05 deg
peri 101.9286390453624 7.1733e-05 deg
M 100.127432506437 1.5637e-05 deg
tp 2458624.480398783191
(2019-May-20.98039878)
5.9081e-05 TDB
period 1351.947743485271
3.70
7.7029e-06
2.109e-08
d
yr
n .2662824815047461 1.5172e-09 deg/d
Q 2.668746620726938 1.0137e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1165  
   data-arc span      9650 days (26.42 yr)  
   first obs. used      1993-03-17  
   last obs. used      2019-08-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52207  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 09:08:09  

Additional Information
 Earth MOID = 1.113 au 
 Jupiter MOID = 2.30124 au 
 T_jup = 3.519 
[ 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 15.4   n/a MPO337645  
diameter diameter 4.297 km 1.280 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2016AJ....152...63N)  
geometric albedo albedo 0.066   0.041 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2016AJ....152...63N)  

48509 (1993 FQ12)          Discovered 1993-Mar-17 by UESAC at La Silla
Reference: 20021120/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1993 FQ12 = 2000 AN57 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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