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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.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2334420258907526 7.4354e-08  
a 3.075079254297937 2.3393e-08 au
q 2.357226523400001 2.337e-07 au
i 9.432436747949994 8.0593e-06 deg
node 347.0217518534344 3.5263e-05 deg
peri 37.43568791583736 4.2083e-05 deg
M 31.37228816665924 1.6071e-05 deg
tp 2458828.856804330209
(2019-Dec-11.35680433)
8.7938e-05 TDB
period 1969.622047103133
5.39
2.2476e-05
6.154e-08
d
yr
n .1827761831410641 2.0857e-09 deg/d
Q 3.792931985195872 2.8854e-08 au
  Orbit Determination Parameters
   # obs. used (total)      185  
   data-arc span      9887 days (27.07 yr)  
   first obs. used      1992-10-01  
   last obs. used      2019-10-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56189  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 07:00:23  

Additional Information
 Earth MOID = 1.36822 au 
 Jupiter MOID = 1.74507 au 
 T_jup = 3.167 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457454.5 (2016-Mar-07.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2301807352461033 7.6147e-08  
q 2.372552271996575 2.3959e-07 au
tp 2456843.466066605250
(2014-Jul-04.96606661)
9.6391e-05 TDB
node 347.4254141364494 3.4775e-05 deg
peri 35.52183246862182 4.2418e-05 deg
i 9.501379779697711 8.0858e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      185  
   data-arc span      9887 days (27.07 yr)  
   first obs. used      1992-10-01  
   last obs. used      2019-10-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56189  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 07:00:23  

Additional Information
 Jupiter MOID = 1.74507 au 
 T_jup = 3.167 
Orbit Covariance (6×6)
  e q tp node peri i
e 5.798322966978932E-15 -1.81994584359521E-14 -3.572057555409929E-12 3.765326971920002E-14 -1.025644245766899E-12 -1.769931277959718E-14
q -1.81994584359521E-14 5.740313321041496E-14 1.096105444593302E-11 -1.22745358744242E-13 3.195395435848941E-12 5.816204893227017E-14
tp -3.572057555409929E-12 1.096105444593302E-11 9.291163363265559E-9 -6.200313701008187E-11 2.363372450115922E-9 -5.810131439712117E-12
node 3.765326971920002E-14 -1.22745358744242E-13 -6.200313701008187E-11 1.2093227227392E-9 -1.206603279590577E-9 5.821198704022159E-11
peri -1.025644245766899E-12 3.195395435848941E-12 2.363372450115922E-9 -1.206603279590577E-9 1.799282419496116E-9 -5.875007684841728E-11
i -1.769931277959718E-14 5.816204893227017E-14 -5.810131439712117E-12 5.821198704022159E-11 -5.875007684841728E-11 6.537995294664269E-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 16.3   n/a MPO494580  

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

[ hide close-approach data ]
Close-Approach Data   ...sorted by Date/Time (TDB)
Date/Time (TDB) Time Uncertainty
(days_HH:MM)
Body Nominal Distance (au) Minimum Distance (au) Maximum Distance (au) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified
1957-Oct-25 21:22 00:02 Jupiter 1.72657621866589 1.7265754175456 1.72657704277094 2.26655407633831 2.03865367920999 2436137.390152135 2.11785499148588 12963.2969976085 58.4575696378572 89.9519651114687 1301073.62779573 T 10 CATAB v2.0f-lin.ifort 2019-Nov-08 07:00:25 2019-Nov-08 07:00
2016-Nov-22 23:06 < 00:01 Jupiter 1.73796347031056 1.73796251555489 1.73796442586023 2.393566451533 2.18046564212261 2457715.462576353 0.6338008877925 3023.01744512089 18.9667161889161 -89.164090172323 1066813.09535081 T 10 CATAB v2.0f-lin.ifort 2019-Nov-08 07:00:25 2019-Nov-08 07:00
2066-Jun-05 23:00 00:02 Jupiter 1.98071705299582 1.98071571527987 1.98071839070986 1.71223456313351 1.44099917910217 2475807.458277468 2.01472858933088 152.49583348748 90.1714287327063 -36.2341411057087 849348.506620808 T 10 CATAB v2.0f-lin.ifort 2019-Nov-08 07:00:25 2019-Nov-08 07:00
2075-Dec-20 14:50 00:02 Jupiter 1.76843189620814 1.76843078659003 1.76843300598257 2.53849271910814 2.34222309523432 2479292.117914491 2.07914458906757 1409.67526801319 14.1627768485651 -88.1996949548719 1057682.01469686 T 10 CATAB v2.0f-lin.ifort 2019-Nov-08 07:00:25 2019-Nov-08 07:00
2125-Jun-20 05:50 00:04 Jupiter 1.91487174588748 1.91486989505392 1.91487359675761 1.39892598405666 1.03552684343802 2497370.743203891 4.26066463589039 730.545635506616 159.341154813792 -57.4216186888461 1353773.00058451 T 10 CATAB v2.0f-lin.ifort 2019-Nov-08 07:00:25 2019-Nov-08 07:00
2135-Jan-15 06:50 00:04 Jupiter 1.81666805667024 1.81666637344466 1.81666973997079 2.70929278889426 2.53135660806238 2500866.784946175 4.01781111758186 876.315760348665 23.9889441260018 -86.4670998734388 870051.596330319 T 10 CATAB v2.0f-lin.ifort 2019-Nov-08 07:00:25 2019-Nov-08 07:00
2184-Jul-01 23:07 00:06 Jupiter 1.85614902403594 1.85614675173426 1.85615129661976 1.25986485394156 0.821336076812518 2518932.463409963 6.46802014995667 1564.77584535757 454.820805965414 89.9445476053945 1146482.57612015 T 10 CATAB v2.0f-lin.ifort 2019-Nov-08 07:00:25 2019-Nov-08 07:00
2194-Feb-07 19:58 00:06 Jupiter 1.87946128744825 1.8794585917835 1.87946398318042 2.91241246643731 2.75332531893052 2522440.331720716 5.94194571994181 707.083286664218 39.348079348672 -82.6703233124735 792106.997354886 T 10 CATAB v2.0f-lin.ifort 2019-Nov-08 07:00:25 2019-Nov-08 07:00

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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