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295467 (2008 QH3)
Classification: Main-belt Asteroid          SPK-ID: 2295467
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 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1519881995545482 6.9403e-08  
a 2.468345094522199 2.1917e-08 au
q 2.093185767726469 1.7511e-07 au
i 4.811004610842363 8.0003e-06 deg
node 210.6696026809443 7.3952e-05 deg
peri 190.0747096561043 7.7741e-05 deg
M 316.5788398350959 2.4262e-05 deg
tp 2459171.346531186502
(2020-Nov-17.84653119)
9.6117e-05 TDB
period 1416.469550642111
3.88
1.8866e-05
5.165e-08
d
yr
n .2541530100924553 3.3851e-09 deg/d
Q 2.843504421317929 2.5248e-08 au
  Orbit Determination Parameters
   # obs. used (total)      175  
   data-arc span      9380 days (25.68 yr)  
   first obs. used      1993-12-14  
   last obs. used      2019-08-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .67923  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 05:43:11  

Additional Information
 Earth MOID = 1.10141 au 
 Jupiter MOID = 2.55741 au 
 T_jup = 3.465 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457091.5 (2015-Mar-10.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1539741962209207 6.9942e-08  
q 2.087690294331058 1.7682e-07 au
tp 2457752.528274801135
(2016-Dec-30.02827480)
8.9704e-05 TDB
node 210.7635940459556 7.3801e-05 deg
peri 189.6196689695747 7.7448e-05 deg
i 4.816197943722583 8.0119e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      175  
   data-arc span      9380 days (25.68 yr)  
   first obs. used      1993-12-14  
   last obs. used      2019-08-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .67923  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 05:43:11  

Additional Information
 Jupiter MOID = 2.55741 au 
 T_jup = 3.465 
Orbit Covariance (6×6)
  e q tp node peri i
e 4.891907537247488E-15 -1.230178930242609E-14 -3.197140600023122E-12 -4.771483000501962E-14 -7.058430374740648E-13 -5.126014317457864E-16
q -1.230178930242609E-14 3.126561408481074E-14 8.111177068920318E-12 1.148159834848502E-13 1.752906120316473E-12 2.506934918363298E-15
tp -3.197140600023122E-12 8.111177068920318E-12 8.046868430408549E-9 2.927526049801185E-11 2.125063988343747E-9 8.545429723818559E-13
node -4.771483000501962E-14 1.148159834848502E-13 2.927526049801185E-11 5.446594000123484E-9 -5.4186472062179E-9 -2.375300317812377E-10
peri -7.058430374740648E-13 1.752906120316473E-12 2.125063988343747E-9 -5.4186472062179E-9 5.998188092829051E-9 2.367504001898349E-10
i -5.126014317457864E-16 2.506934918363298E-15 8.545429723818559E-13 -2.375300317812377E-10 2.367504001898349E-10 6.419047143914692E-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 17.3   n/a MPO437321  

295467 (2008 QH3)          Discovered 2008-Aug-25 by Hug, G. at Sandlot
Reference: 20110912/Numbers.arcLast Updated: 2011-09-14
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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