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295464 (2008 QN1)
Classification: Main-belt Asteroid          SPK-ID: 2295464
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2337321891040579 6.8505e-08  
a 3.075833300310406 2.0424e-08 au
q 2.356912049709695 2.1263e-07 au
i 9.433458765957411 6.6523e-06 deg
node 347.0135811639889 3.0798e-05 deg
peri 37.4719075404927 3.8116e-05 deg
M 103.6779366046978 1.575e-05 deg
tp 2458829.051485893873
(2019-Dec-11.55148589)
8.5588e-05 TDB
period 1970.346553646106
5.39
1.9625e-05
5.373e-08
d
yr
n .1827089754002024 1.8198e-09 deg/d
Q 3.794754550911116 2.5198e-08 au
  Orbit Determination Parameters
   # obs. used (total)      222  
   data-arc span      10356 days (28.35 yr)  
   first obs. used      1992-10-01  
   last obs. used      2021-02-07  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .5663  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 05:14:36  

Additional Information
 Earth MOID = 1.36719 au 
 Jupiter MOID = 1.74542 au 
 T_jup = 3.167 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457910.5 (2017-Jun-06.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2315129533407522 6.9166e-08  
q 2.36913702242326 2.1255e-07 au
tp 2458827.371512526655
(2019-Dec-09.87151253)
8.8117e-05 TDB
node 347.2803192712102 3.0677e-05 deg
peri 36.48775334636296 3.8411e-05 deg
i 9.448818330149583 6.6579e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      222  
   data-arc span      10356 days (28.35 yr)  
   first obs. used      1992-10-01  
   last obs. used      2021-02-07  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .5663  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 05:14:36  

Additional Information
 Jupiter MOID = 1.74542 au 
 T_jup = 3.167 
Orbit Covariance (6×6)
  e q tp node peri i
e 4.783906009191783E-15 -1.46595475227919E-14 -3.898601953675066E-12 6.590490954376216E-14 -1.149464702960504E-12 -5.324634559158352E-15
q -1.46595475227919E-14 4.517716006815818E-14 1.193479995609486E-11 -2.109024580520287E-13 3.484333915225261E-12 1.719244436306068E-14
tp -3.898601953675066E-12 1.193479995609486E-11 7.764553245626001E-9 -8.071866777053926E-11 2.033104017223321E-9 -3.119759722047673E-12
node 6.590490954376216E-14 -2.109024580520287E-13 -8.071866777053926E-11 9.410489010545215E-10 -9.49469226189958E-10 8.971766336814268E-13
peri -1.149464702960504E-12 3.484333915225261E-12 2.033104017223321E-9 -9.49469226189958E-10 1.475380930451652E-9 -1.392451230354692E-12
i -5.324634559158352E-15 1.719244436306068E-14 -3.119759722047673E-12 8.971766336814268E-13 -1.392451230354692E-12 4.432824580483359E-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 16.33   n/a MPCxxxxx  

295464 (2008 QN1)          Discovered 2008-Aug-23 by La Sagra at La Sagra
Reference: 20110912/Numbers.arcLast Updated: 2011-09-14

[ show close-approach data ]
Alternate Designations
 2008 QN1 = 2003 UH151 = 2005 CZ41 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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