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20295 (1998 FF75)
Classification: Main-belt Asteroid          SPK-ID: 2020295
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 29 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1065335031523905 3.8827e-08  
a 2.356471080439876 8.1573e-09 au
q 2.105427961163317 9.1776e-08 au
i 7.314311095262501 4.1374e-06 deg
node 25.64541772092069 2.3601e-05 deg
peri 15.52437193880499 2.8323e-05 deg
M 197.7527669459858 1.7496e-05 deg
tp 2459595.978926354572
(2022-Jan-16.47892635)
6.5819e-05 TDB
period 1321.270073162226
3.62
6.8606e-06
1.878e-08
d
yr
n .2724651131607059 1.4148e-09 deg/d
Q 2.607514199716435 9.0263e-09 au
  Orbit Determination Parameters
   # obs. used (total)      2473  
   data-arc span      10198 days (27.92 yr)  
   first obs. used      1992-09-22  
   last obs. used      2020-08-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .43484  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-13 02:03:40  

Additional Information
 Earth MOID = 1.11402 au 
 Jupiter MOID = 2.76843 au 
 T_jup = 3.535 
[ 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 13.4   n/a MPO384928  
diameter diameter 4.504 km 0.196 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
geometric albedo albedo 0.457   0.063 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

20295 (1998 FF75)          Discovered 1998-Mar-24 by LINEAR at Socorro
Reference: 20010109/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1998 FF75 = 1956 UN = 1992 SY22 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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