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48508 (1993 FF12)
Classification: Outer Main-belt Asteroid          SPK-ID: 2048508
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .03933734237249392 4.1428e-08  
a 3.212001950727659 2.8064e-08 au
q 3.085650330290767 1.4366e-07 au
i 10.24140896010202 6.5307e-06 deg
node 30.0294035220371 2.4262e-05 deg
peri 74.70480140698744 9.9999e-05 deg
M 269.1555760797222 9.3932e-05 deg
tp 2459131.088584363248
(2020-Oct-08.58858436)
0.00054771 TDB
period 2102.626469824886
5.76
2.7557e-05
7.545e-08
d
yr
n .1712144335508066 2.2439e-09 deg/d
Q 3.338353571164551 2.9168e-08 au
  Orbit Determination Parameters
   # obs. used (total)      826  
   data-arc span      9758 days (26.72 yr)  
   first obs. used      1993-03-17  
   last obs. used      2019-12-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56015  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 04:12:25  

Additional Information
 Earth MOID = 2.12295 au 
 Jupiter MOID = 1.74194 au 
 T_jup = 3.165 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.0   n/a MPO452831  
diameter diameter 4.591 km 0.269 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.231   0.034 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

48508 (1993 FF12)          Discovered 1993-Mar-17 by UESAC at La Silla
Reference: 20021120/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1993 FF12 = 1999 GH32 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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