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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 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1524466797907835 6.9777e-08  
a 2.470165839034779 2.1755e-08 au
q 2.093597258341312 1.7629e-07 au
i 4.813351883356648 8.0028e-06 deg
node 210.7406970046207 7.3851e-05 deg
peri 189.6453455676593 7.7588e-05 deg
M 215.4174435218254 2.3676e-05 deg
tp 2459170.009525971537
(2020-Nov-16.50952597)
9.5419e-05 TDB
period 1418.037101735039
3.88
1.8733e-05
5.129e-08
d
yr
n .2538720598773629 3.3537e-09 deg/d
Q 2.846734419728246 2.5071e-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 = 1.10113 au 
 Jupiter MOID = 2.55444 au 
 T_jup = 3.464 
[ 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 = 2.55444 au 
 T_jup = 3.464 
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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