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12345 (1993 FT8)
Classification: Main-belt Asteroid          SPK-ID: 2012345
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 29 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1612410833768251 3.4656e-08  
a 2.449177677262311 7.3387e-09 au
q 2.0542696151982 8.5456e-08 au
i 3.349996233402293 2.8671e-06 deg
node 106.4060824569875 7.2841e-05 deg
peri 313.8499575144369 7.3644e-05 deg
M 243.9180889276755 1.1452e-05 deg
tp 2459847.930516790324
(2022-Sep-25.43051679)		 4.5315e-05 TDB
period 1400.002675208044
3.83		 6.2924e-06
1.723e-08		 d
yr
n .2571423657790533 1.1557e-09 deg/d
Q 2.844085739326423 8.522e-09 au
   Orbit Determination Parameters
   # obs. used (total)      1873  
   data-arc span      10331 days (28.28 yr)  
   first obs. used      1993-03-17  
   last obs. used      2021-06-29  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .50623  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-08 16:45:43  

Additional Information
 Earth MOID = 1.06834 au 
 Jupiter MOID = 2.47557 au 
 T_jup = 3.476 
[ 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 14.5   n/a MPO458945  
diameter diameter 3.012 km 0.432 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.407   0.124 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

12345 (1993 FT8)          Discovered 1993-Mar-17 by UESAC at La Silla
Reference: 19991123/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1993 FT8 = 1995 UW49 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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