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JPL Small-Body Database Browser
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39931 (1998 FP75)
Classification: Main-belt Asteroid          SPK-ID: 2039931
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 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1191918929915821 4.0762e-08  
a 2.462161504085139 1.1352e-08 au
q 2.16869181356223 1.0175e-07 au
i 3.668725286134124 5.4166e-06 deg
node 45.69335358439626 6.9346e-05 deg
peri 266.5705608656372 7.3247e-05 deg
M 62.49902261233556 2.559e-05 deg
tp 2458355.512482436523
(2018-Aug-25.01248244)
9.9766e-05 TDB
period 1411.150169017912
3.86
9.7595e-06
2.672e-08
d
yr
n .2551110490604565 1.7643e-09 deg/d
Q 2.755631194608048 1.2705e-08 au
  Orbit Determination Parameters
   # obs. used (total)      836  
   data-arc span      15734 days (43.08 yr)  
   first obs. used      1976-10-22  
   last obs. used      2019-11-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55499  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 03:11:46  

Additional Information
 Earth MOID = 1.15752 au 
 Jupiter MOID = 2.47867 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 15.4   n/a MPO410371  

39931 (1998 FP75)          Discovered 1998-Mar-24 by LINEAR at Socorro
Reference: 20020526/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1998 FP75 = 1976 UC9 = 1999 RW89 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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