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JPL Small-Body Database Browser
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117330 (2004 XF8)
Classification: Main-belt Asteroid          SPK-ID: 2117330
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 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0619390372267892 4.3484e-08  
a 3.136049060498332 2.7156e-08 au
q 2.941805200995089 1.29e-07 au
i 10.29116521236944 4.9054e-06 deg
node 102.1001455407215 2.4355e-05 deg
peri 111.908089651215 4.6699e-05 deg
M 91.20082483372292 3.9523e-05 deg
tp 2458086.611422406922
(2017-Nov-29.11142241)
0.00022169 TDB
period 2028.489197008903
5.55
2.6348e-05
7.214e-08
d
yr
n .1774719828583933 2.3052e-09 deg/d
Q 3.330292920001576 2.8838e-08 au
  Orbit Determination Parameters
   # obs. used (total)      646  
   data-arc span      7251 days (19.85 yr)  
   first obs. used      2000-01-06  
   last obs. used      2019-11-13  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55794  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-04 11:00:46  

Additional Information
 Earth MOID = 1.95329 au 
 Jupiter MOID = 1.74438 au 
 T_jup = 3.184 
[ 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 14.4   n/a MPO439763  
diameter diameter 4.788 km 1.091 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.122   0.058 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

117330 (2004 XF8)          Discovered 2004-Dec-02 by Spacewatch at Kitt Peak
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Alternate Designations
 2004 XF8 = 2002 QZ39 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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