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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 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1147586275238893 3.8849e-08  
a 2.392836287230663 9.0077e-09 au
q 2.118237679018713 9.2784e-08 au
i 3.451239209573165 3.3603e-06 deg
node 114.067921669843 7.0031e-05 deg
peri 102.1618865238643 7.2178e-05 deg
M 353.4527950516513 1.5896e-05 deg
tp 2458625.087894511979
(2019-May-21.58789451)
5.967e-05 TDB
period 1351.972650030611
3.70
7.6342e-06
2.09e-08
d
yr
n .2662775759493722 1.5036e-09 deg/d
Q 2.667434895442613 1.0041e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1153  
   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      .52056  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 02:15:11  

Additional Information
 Earth MOID = 1.11444 au 
 Jupiter MOID = 2.30363 au 
 T_jup = 3.519 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457047.5 (2015-Jan-25.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1148621831346172 3.886e-08  
q 2.118723162202471 9.2852e-08 au
tp 2457271.406505234856
(2015-Sep-05.90650524)
6.1396e-05 TDB
node 114.0838791290479 7.0016e-05 deg
peri 101.7232385763682 7.2154e-05 deg
i 3.451295212527868 3.3605e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1153  
   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      .52056  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 02:15:11  

Additional Information
 Jupiter MOID = 2.30363 au 
 T_jup = 3.519 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.510132170295598E-15 -3.595010706939227E-15 -3.872291505114405E-13 5.510956236807322E-15 -8.019665440269804E-14 -2.420433083348446E-15
q -3.595010706939227E-15 8.621585076913259E-15 7.857147078506544E-13 -1.23149087125158E-14 1.494228048736404E-13 5.836575997134337E-15
tp -3.872291505114405E-13 7.857147078506544E-13 3.769510956552438E-9 -4.982295671638911E-12 1.088060337694029E-9 1.652871142401197E-12
node 5.510956236807322E-15 -1.23149087125158E-14 -4.982295671638911E-12 4.902189164668169E-9 -4.894452332580468E-9 1.791339679319188E-11
peri -8.019665440269804E-14 1.494228048736404E-13 1.088060337694029E-9 -4.894452332580468E-9 5.206133392483263E-9 -1.747759576401999E-11
i -2.420433083348446E-15 5.836575997134337E-15 1.652871142401197E-12 1.791339679319188E-11 -1.747759576401999E-11 1.129271575199662E-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 15.4   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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