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JPL Small-Body Database Browser
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59038 (1998 SG147)
Classification: Main-belt Asteroid          SPK-ID: 2059038
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 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1740659822702877 5.4795e-08  
a 2.29153879053445 8.045e-09 au
q 1.892659840049604 1.2509e-07 au
i 8.183955991687116 5.9008e-06 deg
node 23.45559939771662 3.1084e-05 deg
peri 5.366788695286631 3.4297e-05 deg
M 83.68864208400458 1.4308e-05 deg
tp 2458705.953906520153
(2019-Aug-10.45390652)
4.98e-05 TDB
period 1267.036852459717
3.47
6.6724e-06
1.827e-08
d
yr
n .2841274895052395 1.4962e-09 deg/d
Q 2.690417741019296 9.4454e-09 au
  Orbit Determination Parameters
   # obs. used (total)      732  
   data-arc span      9814 days (26.87 yr)  
   first obs. used      1993-03-20  
   last obs. used      2020-02-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50281  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 12:41:35  

Additional Information
 Earth MOID = .897609 au 
 Jupiter MOID = 2.76044 au 
 T_jup = 3.564 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456630.5 (2013-Dec-04.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1746317466685485 5.4989e-08  
q 1.890759647894287 1.2558e-07 au
tp 2456170.559588766603
(2012-Aug-31.05958877)
4.6308e-05 TDB
node 23.49729093739783 3.1044e-05 deg
peri 4.935803884224926 3.4234e-05 deg
i 8.19178166826436 5.9044e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      732  
   data-arc span      9814 days (26.87 yr)  
   first obs. used      1993-03-20  
   last obs. used      2020-02-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50281  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 12:41:35  

Additional Information
 Jupiter MOID = 2.76044 au 
 T_jup = 3.564 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.023812156362886E-15 -6.895878783154363E-15 1.944556138104172E-15 1.221851599363358E-14 -1.255471302000283E-13 -3.421928042218401E-15
q -6.895878783154363E-15 1.57696941892279E-14 2.687380924335771E-14 -2.7977717599031E-14 2.981736053008803E-13 7.953903134135032E-15
tp 1.944556138104172E-15 2.687380924335771E-14 2.144442305308815E-9 -1.252925633623074E-12 6.719188239296908E-10 -3.30081167639471E-12
node 1.221851599363358E-14 -2.7977717599031E-14 -1.252925633623074E-12 9.637080021424097E-10 -9.538651457318995E-10 -3.218445907691066E-12
peri -1.255471302000283E-13 2.981736053008803E-13 6.719188239296908E-10 -9.538651457318995E-10 1.171984157596271E-9 2.274986305574838E-12
i -3.421928042218401E-15 7.953903134135032E-15 -3.30081167639471E-12 -3.218445907691066E-12 2.274986305574838E-12 3.486239033743124E-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 15.9   n/a MPO347914  

59038 (1998 SG147)          Discovered 1998-Sep-20 by Elst, E. W. at La Silla
Reference: 20030614/Numbers.arcLast Updated: 2004-04-19
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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