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48855 (1998 FH97)
Classification: Main-belt Asteroid          SPK-ID: 2048855
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 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1960256245901572 4.1391e-08  
a 3.156982247420624 2.1218e-08 au
q 2.538132830549958 1.3327e-07 au
i 4.618267512179631 4.9326e-06 deg
node 284.5901811745614 6.7248e-05 deg
peri 171.9893303751957 6.8667e-05 deg
M 332.2235041928378 1.4574e-05 deg
tp 2458758.581697722678
(2019-Oct-02.08169772)
8.3547e-05 TDB
period 2048.833358075711
5.61
2.0656e-05
5.655e-08
d
yr
n .1757097513963344 1.7714e-09 deg/d
Q 3.775831664291291 2.5378e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1253  
   data-arc span      10608 days (29.04 yr)  
   first obs. used      1990-10-11  
   last obs. used      2019-10-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5379  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 06:39:05  

Additional Information
 Earth MOID = 1.55516 au 
 Jupiter MOID = 1.41338 au 
 T_jup = 3.171 
[ 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 13.6   n/a MPO452836  
diameter diameter 10.589 km 0.155 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.065   0.009 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

48855 (1998 FH97)          Discovered 1998-Mar-31 by LINEAR at Socorro
Reference: 20021120/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1998 FH97 = 2001 OU73 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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