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35545 (1998 FQ103)
Classification: Main-belt Asteroid          SPK-ID: 2035545
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1210269606390146 4.3981e-08  
a 2.584999009416598 1.1651e-08 au
q 2.272144436052043 1.1489e-07 au
i 3.952360593961797 4.1799e-06 deg
node 283.6543915184424 7.1234e-05 deg
peri 330.9783566088234 7.3858e-05 deg
M 64.43937252202848 1.8093e-05 deg
tp 2458728.769867572297
(2019-Sep-02.26986757)
7.6573e-05 TDB
period 1518.060214514544
4.16
1.0263e-05
2.81e-08
d
yr
n .2371447433757582 1.6033e-09 deg/d
Q 2.897853582781152 1.3061e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1431  
   data-arc span      8126 days (22.25 yr)  
   first obs. used      1998-03-03  
   last obs. used      2020-06-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49077  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-23 20:30:40  

Additional Information
 Earth MOID = 1.25828 au 
 Jupiter MOID = 2.15435 au 
 T_jup = 3.409 
[ 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 14.7   n/a MPO474210  
diameter diameter 2.861 km 0.357 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 2.30 h n/a LCDB (Rev. 2019-August); 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:
[Chang, C.K.; Ip, W.-H.; Lin, H.-W.; Cheng, Y.C.; et al. (2015) Astrophys. J. Supp. Ser. 219, A27.]
geometric albedo albedo 0.375   0.149 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

35545 (1998 FQ103)          Discovered 1998-Mar-31 by LINEAR at Socorro
Reference: 20020227/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1998 FQ103 = 1999 RW138 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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