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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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1834539967475423 4.25e-08  
a 2.283184066315103 7.7031e-09 au
q 1.864324824039292 9.5851e-08 au
i 5.35898115057081 4.0765e-06 deg
node 83.07350438871724 4.355e-05 deg
peri 302.2169016572462 4.4691e-05 deg
M 283.4626470908863 1.1109e-05 deg
tp 2459268.404958233566
(2021-Feb-22.90495823)
3.9497e-05 TDB
period 1260.113935199859
3.45
6.3771e-06
1.746e-08
d
yr
n .2856884524040301 1.4458e-09 deg/d
Q 2.702043308590914 9.1163e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1010  
   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      .52234  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 05:31:19  

Additional Information
 Earth MOID = .875305 au 
 Jupiter MOID = 2.75323 au 
 T_jup = 3.576 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456902.5 (2014-Sep-02.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1831617748353756 4.2393e-08  
q 1.86437184206497 9.5526e-08 au
tp 2456750.173458599938
(2014-Apr-02.67345860)
3.5785e-05 TDB
node 83.13566383889626 4.3514e-05 deg
peri 302.3767596302947 4.4666e-05 deg
i 5.3614711796947 4.0785e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1010  
   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      .52234  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 05:31:19  

Additional Information
 Jupiter MOID = 2.75323 au 
 T_jup = 3.576 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.797182487718891E-15 -4.0414200970444E-15 1.819752931785298E-13 -1.215003950508956E-14 9.702947179136601E-15 -1.718563559836419E-15
q -4.0414200970444E-15 9.125280204414061E-15 -3.848927722675855E-13 2.707745883524544E-14 -1.457824021939957E-14 3.793657296644381E-15
tp 1.819752931785298E-13 -3.848927722675855E-13 1.280551271322636E-9 1.380894669448405E-12 3.745766961604147E-10 -1.393982163878525E-12
node -1.215003950508956E-14 2.707745883524544E-14 1.380894669448405E-12 1.893464021111159E-9 -1.883845376556206E-9 -2.258035171107116E-11
peri 9.702947179136601E-15 -1.457824021939957E-14 3.745766961604147E-10 -1.883845376556206E-9 1.995043724020971E-9 2.214519017404992E-11
i -1.718563559836419E-15 3.793657296644381E-15 -1.393982163878525E-12 -2.258035171107116E-11 2.214519017404992E-11 1.663422309638738E-11

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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