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79580 (1998 QW103)
Classification: Main-belt Asteroid          SPK-ID: 2079580
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 .1373366429638784 3.6497e-08  
a 2.240823847911025 8.1372e-09 au
q 1.933076623165525 8.2553e-08 au
i 5.079962801243357 3.8084e-06 deg
node 53.78779984331645 3.9846e-05 deg
peri 285.4519287812156 4.2057e-05 deg
M 182.0108933122121 1.5006e-05 deg
tp 2459606.260465737708
(2022-Jan-26.76046574)
5.1977e-05 TDB
period 1225.208506990822
3.35
6.6737e-06
1.827e-08
d
yr
n .2938275386972128 1.6005e-09 deg/d
Q 2.548571072656526 9.2547e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1162  
   data-arc span      7961 days (21.80 yr)  
   first obs. used      1998-08-26  
   last obs. used      2020-06-12  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50598  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 21:22:46  

Additional Information
 Earth MOID = .93201 au 
 Jupiter MOID = 2.81673 au 
 T_jup = 3.617 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457192.5 (2015-Jun-19.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .137994352767507 3.6584e-08  
q 1.931593543299196 8.2796e-08 au
tp 2457154.684894750385
(2015-May-12.18489475)
4.9199e-05 TDB
node 53.81506280267219 3.9871e-05 deg
peri 285.1808395791946 4.2049e-05 deg
i 5.079299030831653 3.8072e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1162  
   data-arc span      7961 days (21.80 yr)  
   first obs. used      1998-08-26  
   last obs. used      2020-06-12  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50598  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 21:22:46  

Additional Information
 Jupiter MOID = 2.81673 au 
 T_jup = 3.617 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.338422426347189E-15 -3.018279660688475E-15 5.84970843089113E-13 5.550472601437833E-15 1.281903202068823E-13 -3.421443987230006E-16
q -3.018279660688475E-15 6.855212502920532E-15 -1.292035806918979E-12 -1.238869030509245E-14 -2.829632708553041E-13 8.390946495312248E-16
tp 5.84970843089113E-13 -1.292035806918979E-12 2.42056247158105E-9 8.967406147476355E-12 6.670619498298027E-10 -9.995249967326901E-13
node 5.550472601437833E-15 -1.238869030509245E-14 8.967406147476355E-12 1.589658687939709E-9 -1.580575826724908E-9 -2.171711974984168E-11
peri 1.281903202068823E-13 -2.829632708553041E-13 6.670619498298027E-10 -1.580575826724908E-9 1.76811220520514E-9 2.135921441921329E-11
i -3.421443987230006E-16 8.390946495312248E-16 -9.995249967326901E-13 -2.171711974984168E-11 2.135921441921329E-11 1.449456452563603E-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 MPO351403  

79580 (1998 QW103)          Discovered 1998-Aug-26 by Elst, E. W. at La Silla
Reference: 20040504/Numbers.arcLast Updated: 2004-07-16

Alternate Designations
 1998 QW103 = 2000 DN97 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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