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35494 (1998 FZ31)
Classification: Main-belt Asteroid          SPK-ID: 2035494
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 29 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1066642866987759 5.88e-08  
a 2.542317029842758 1.2475e-08 au
q 2.27114259729243 1.4883e-07 au
i 14.67991808799481 6.3776e-06 deg
node 350.733913432102 1.7879e-05 deg
peri 224.5415023687567 3.3885e-05 deg
M 43.35521403357291 3.1228e-05 deg
tp 2458422.187487030854
(2018-Oct-30.68748703)
0.00012801 TDB
period 1480.61787030238
4.05
1.0898e-05
2.984e-08
d
yr
n .2431417364471488 1.7897e-09 deg/d
Q 2.813491462393086 1.3806e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1363  
   data-arc span      7831 days (21.44 yr)  
   first obs. used      1998-03-20  
   last obs. used      2019-08-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51477  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 01:55:46  

Additional Information
 Earth MOID = 1.28993 au 
 Jupiter MOID = 2.21024 au 
 T_jup = 3.391 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.3   n/a MPO439337  
diameter diameter 2.913 km 0.434 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.477   0.106 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

35494 (1998 FZ31)          Discovered 1998-Mar-20 by LINEAR at Socorro
Reference: 20020227/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1998 FZ31 = 2000 SZ287 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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