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JPL Small-Body Database Browser
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74373 (1998 XF2)
Classification: Main-belt Asteroid          SPK-ID: 2074373
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 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .118811472986838 6.9648e-08  
a 2.974281160145585 2.2583e-08 au
q 2.620902434431686 2.1348e-07 au
i 12.09014185767999 4.9549e-06 deg
node 70.78854873438243 3.1004e-05 deg
peri 286.9708137248186 3.7243e-05 deg
M 41.52994717149834 1.9731e-05 deg
tp 2458384.362394874155
(2018-Sep-22.86239487)
0.00010245 TDB
period 1873.576615062592
5.13
2.1338e-05
5.842e-08
d
yr
n .1921458653496127 2.1884e-09 deg/d
Q 3.327659885859483 2.5266e-08 au
  Orbit Determination Parameters
   # obs. used (total)      410  
   data-arc span      10431 days (28.56 yr)  
   first obs. used      1991-04-14  
   last obs. used      2019-11-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .63061  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-04 06:46:22  

Additional Information
 Earth MOID = 1.64922 au 
 Jupiter MOID = 2.20509 au 
 T_jup = 3.218 
[ 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 15.2   n/a MPO351368  
diameter diameter 4.145 km 1.341 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.103   0.057 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

74373 (1998 XF2)          Discovered 1998-Dec-07 by ODAS at Caussols
Reference: 20040415/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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