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JPL Small-Body Database Browser
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58748 (1998 FB9)
Classification: Main-belt Asteroid          SPK-ID: 2058748
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 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1370062686540431 4.4907e-08  
a 3.056418592593929 1.9075e-08 au
q 2.637670085777793 1.3786e-07 au
i 3.626666327703309 5.2062e-06 deg
node 89.78527127348104 9.6956e-05 deg
peri 2.075067795188046 0.00010043 deg
M 75.01106268165915 2.4608e-05 deg
tp 2458193.831537683312
(2018-Mar-16.33153768)
0.00013252 TDB
period 1951.720735584297
5.34
1.8271e-05
5.002e-08
d
yr
n .1844526183671584 1.7267e-09 deg/d
Q 3.475167099410065 2.1688e-08 au
  Orbit Determination Parameters
   # obs. used (total)      664  
   data-arc span      17561 days (48.08 yr)  
   first obs. used      1971-03-26  
   last obs. used      2019-04-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5703  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 03:36:08  

Additional Information
 Earth MOID = 1.65436 au 
 Jupiter MOID = 1.71216 au 
 T_jup = 3.218 
[ 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 14.8   n/a MPO299351  
diameter diameter 5.956 km 1.742 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.034   0.040 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

58748 (1998 FB9)          Discovered 1998-Mar-22 by Spacewatch at Kitt Peak
Reference: 20030614/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1998 FB9 = 2001 UN109 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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