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59147 (1998 XG77)
Classification: Main-belt Asteroid          SPK-ID: 2059147
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 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06082204619060306 3.5703e-08  
a 2.312514527126422 8.5869e-09 au
q 2.171862661741098 8.3709e-08 au
i 4.078729403238307 3.607e-06 deg
node 262.904659214043 5.9362e-05 deg
peri 216.5613474989729 6.8593e-05 deg
M 3.210772300902288 3.4193e-05 deg
tp 2458989.044022862306
(2020-May-19.54402286)
0.00012199 TDB
period 1284.47344846314
3.52
7.1543e-06
1.959e-08
d
yr
n .2802704878257596 1.5611e-09 deg/d
Q 2.453166392511746 9.1092e-09 au
  Orbit Determination Parameters
   # obs. used (total)      924  
   data-arc span      7710 days (21.11 yr)  
   first obs. used      1998-11-25  
   last obs. used      2020-01-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52017  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jan-29 09:47:30  

Additional Information
 Earth MOID = 1.18957 au 
 Jupiter MOID = 2.59284 au 
 T_jup = 3.578 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456807.5 (2014-May-30.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06013338076699189 3.5734e-08  
q 2.173262331654984 8.3684e-08 au
tp 2456420.042339984670
(2013-May-07.54233998)
0.0001228 TDB
node 262.969045223247 5.942e-05 deg
peri 216.4879956945721 6.8864e-05 deg
i 4.076292914142616 3.6056e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      924  
   data-arc span      7710 days (21.11 yr)  
   first obs. used      1998-11-25  
   last obs. used      2020-01-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52017  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jan-29 09:47:30  

Additional Information
 Jupiter MOID = 2.59284 au 
 T_jup = 3.578 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.276900245980192E-15 -2.976564336900393E-15 9.642220870255682E-13 5.682288915743723E-15 2.967872528845485E-13 -4.669410596668605E-16
q -2.976564336900393E-15 7.002992252057221E-15 -2.23204642819289E-12 -1.355090154548849E-14 -6.822580611901885E-13 1.189132692550772E-15
tp 9.642220870255682E-13 -2.23204642819289E-12 1.507978022601114E-8 3.840826833827548E-11 4.291065091255436E-9 6.493132628173246E-13
node 5.682288915743723E-15 -1.355090154548849E-14 3.840826833827548E-11 3.530773029212059E-9 -3.510593396265452E-9 -6.050104780668644E-12
peri 2.967872528845485E-13 -6.822580611901885E-13 4.291065091255436E-9 -3.510593396265452E-9 4.742191399720857E-9 6.207748810007116E-12
i -4.669410596668605E-16 1.189132692550772E-15 6.493132628173246E-13 -6.050104780668644E-12 6.207748810007116E-12 1.300070801763933E-11

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 15.6   n/a MPO502544  

59147 (1998 XG77)          Discovered 1998-Dec-14 by LINEAR at Socorro
Reference: 20030614/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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