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78970 (2003 SB298)
Classification: Outer Main-belt Asteroid          SPK-ID: 2078970
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 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1050967688998546 5.5305e-08  
a 3.207634399651844 3.1891e-08 au
q 2.87052238843641 1.8217e-07 au
i 14.30310676566682 4.5947e-06 deg
node 233.6048199419596 2.3493e-05 deg
peri 257.4600704478968 3.4737e-05 deg
M 201.6770617300367 2.8097e-05 deg
tp 2459923.320132892992
(2022-Dec-09.82013289)
0.00016974 TDB
period 2098.339327653221
5.74
3.1293e-05
8.568e-08
d
yr
n .1715642438073271 2.5586e-09 deg/d
Q 3.544746410867277 3.5243e-08 au
  Orbit Determination Parameters
   # obs. used (total)      621  
   data-arc span      8034 days (22.00 yr)  
   first obs. used      1998-11-18  
   last obs. used      2020-11-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49657  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-17 22:07:17  

Additional Information
 Earth MOID = 1.92868 au 
 Jupiter MOID = 1.78039 au 
 T_jup = 3.135 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457705.5 (2016-Nov-13.0) TDB
Reference: JPL 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09996501128195073 5.4986e-08  
q 2.889319670502417 1.7957e-07 au
tp 2457817.750514692213
(2017-Mar-05.25051469)
0.0001677 TDB
node 233.7146569858867 2.343e-05 deg
peri 256.8083098047865 3.6008e-05 deg
i 14.3148727182439 4.6103e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      621  
   data-arc span      8034 days (22.00 yr)  
   first obs. used      1998-11-18  
   last obs. used      2020-11-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49657  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-17 22:07:17  

Additional Information
 Jupiter MOID = 1.78039 au 
 T_jup = 3.135 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.023454709419214E-15 -9.749176796781658E-15 1.922628862390855E-12 2.806065975463641E-15 4.478994297400653E-13 6.498485881032454E-15
q -9.749176796781658E-15 3.224652741045466E-14 -4.701631879782302E-12 -1.901595441062467E-14 -1.207271850224824E-12 -1.648154947329607E-14
tp 1.922628862390855E-12 -4.701631879782302E-12 2.812475139603344E-8 -3.803242170182433E-11 4.634930172170262E-9 2.072982003892195E-11
node 2.806065975463641E-15 -1.901595441062467E-14 -3.803242170182433E-11 5.4898321290241E-10 -5.377641579068378E-10 -4.063041451211967E-11
peri 4.478994297400653E-13 -1.207271850224824E-12 4.634930172170262E-9 -5.377641579068378E-10 1.296589488185562E-9 4.295364055597074E-11
i 6.498485881032454E-15 -1.648154947329607E-14 2.072982003892195E-11 -4.063041451211967E-11 4.295364055597074E-11 2.125455307363267E-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 14.3   n/a MPO439584  

78970 (2003 SB298)          Discovered 2003-Sep-18 by NEAT at Haleakala
Reference: 20040415/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 2003 SB298 = 1998 WN14 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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