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17810 (1998 FM100)
Classification: Main-belt Asteroid          SPK-ID: 2017810
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1413887132377551 3.0447e-08  
a 2.662326522488512 1.1041e-08 au
q 2.285903601255114 7.8871e-08 au
i 12.29474023659299 4.5867e-06 deg
node 222.6113457302669 1.5008e-05 deg
peri 280.629464456272 2.197e-05 deg
M 113.6901841387507 1.6004e-05 deg
tp 2458699.415609532520
(2019-Aug-03.91560953)
6.9838e-05 TDB
period 1586.683863121721
4.34
9.8705e-06
2.702e-08
d
yr
n .2268882972640297 1.4114e-09 deg/d
Q 3.03874944372191 1.2602e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1550  
   data-arc span      9621 days (26.34 yr)  
   first obs. used      1994-05-04  
   last obs. used      2020-09-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .46985  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-13 02:18:45  

Additional Information
 Earth MOID = 1.33484 au 
 Jupiter MOID = 2.11359 au 
 T_jup = 3.338 
[ 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 14.30   n/a E2021B10  
diameter diameter 7.047 km 0.127 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
rotation period rot_per 8.5395 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Pal, A.; Szakats, R.; Kiss, C.; Bodi, A.; et al. (2019) Ap. J. Supl. Ser. 247, id.26.]
geometric albedo albedo 0.089   0.015 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

17810 (1998 FM100)          Discovered 1998-Mar-31 by LINEAR at Socorro
Reference: 20001013/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1998 FM100 = 1994 JX4 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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