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JPL Small-Body Database Browser
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35557 (1998 FO122)
Classification: Main-belt Asteroid          SPK-ID: 2035557
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 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1122842332135971 4.9458e-08  
a 3.182971873796504 2.3668e-08 au
q 2.825574317606817 1.5773e-07 au
i 5.51253013591286 7.0451e-06 deg
node 15.69195507989647 4.312e-05 deg
peri 129.8403722996811 5.1165e-05 deg
M 296.5032427536149 2.8643e-05 deg
tp 2458966.344621198556
(2020-Apr-26.84462120)
0.00016664 TDB
period 2074.185664638459
5.68
2.3135e-05
6.334e-08
d
yr
n .1735620904808201 1.9358e-09 deg/d
Q 3.540369429986191 2.6325e-08 au
  Orbit Determination Parameters
   # obs. used (total)      886  
   data-arc span      9825 days (26.90 yr)  
   first obs. used      1992-03-02  
   last obs. used      2019-01-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53463  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 01:47:37  

Additional Information
 Earth MOID = 1.84182 au 
 Jupiter MOID = 1.47209 au 
 T_jup = 3.182 
[ 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 13.8   n/a MPO417057  
diameter diameter 9.707 km 0.175 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.062   0.019 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

35557 (1998 FO122)          Discovered 1998-Mar-20 by LINEAR at Socorro
Reference: 20020227/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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