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18677 (1998 FZ83)
Classification: Main-belt Asteroid          SPK-ID: 2018677
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 33 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1527668143573689 3.6111e-08  
a 2.748809583986112 1.4357e-08 au
q 2.328882700565549 9.6735e-08 au
i 9.516165110016372 4.0205e-06 deg
node 17.50066780372414 2.3241e-05 deg
peri 266.5712509243077 2.8535e-05 deg
M 214.183741222332 2.0147e-05 deg
tp 2459674.746750319425
(2022-Apr-05.24675032)
9.6002e-05 TDB
period 1664.621161931548
4.56
1.3041e-05
3.57e-08
d
yr
n .2162654231682798 1.6943e-09 deg/d
Q 3.168736467406675 1.655e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1905  
   data-arc span      23976 days (65.64 yr)  
   first obs. used      1954-09-04  
   last obs. used      2020-04-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .45673  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 04:51:45  

Additional Information
 Earth MOID = 1.33692 au 
 Jupiter MOID = 2.06424 au 
 T_jup = 3.310 
[ 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 12.9   n/a MPO502310  
diameter diameter 6.755 km 0.151 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.322   0.083 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

18677 (1998 FZ83)          Discovered 1998-Mar-24 by LINEAR at Socorro
Reference: 20001111/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1998 FZ83 = 1954 RX = 1986 TF3 = 1990 JH1 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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