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39613 (1993 XF1)
Classification: Main-belt Asteroid          SPK-ID: 2039613
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 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1842652383785238 4.2767e-08  
a 2.281741467782465 7.9459e-09 au
q 1.861295832303366 9.6735e-08 au
i 5.360455392732386 4.1479e-06 deg
node 83.07358840954596 4.3664e-05 deg
peri 302.3360789333908 4.4809e-05 deg
M 169.0458614460119 1.0946e-05 deg
tp 2458009.346695161169
(2017-Sep-12.84669516)
3.7282e-05 TDB
period 1258.919845310416
3.45
6.5761e-06
1.8e-08
d
yr
n .2859594289033021 1.4937e-09 deg/d
Q 2.702187103261564 9.4101e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1006  
   data-arc span      9275 days (25.39 yr)  
   first obs. used      1993-12-14  
   last obs. used      2019-05-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52156  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 04:09:55  

Additional Information
 Earth MOID = .871609 au 
 Jupiter MOID = 2.75055 au 
 T_jup = 3.576 
[ 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 15.8   n/a MPO436047  
diameter diameter 1.505 km 0.134 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.340   0.134 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

39613 (1993 XF1)          Discovered 1993-Dec-14 by Kobayashi, T. at Oizumi
Reference: 20020526/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1993 XF1 = 1996 RR 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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