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JPL Small-Body Database Browser
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347351 (2012 QW22)
Classification: Main-belt Asteroid          SPK-ID: 2347351
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 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1834659856149621 4.7494e-08  
a 2.799606647570599 3.0628e-08 au
q 2.285974054639859 1.387e-07 au
i 6.944461817719169 7.0436e-06 deg
node 190.7922218808802 4.5693e-05 deg
peri 99.12580925509002 4.9952e-05 deg
M 275.8918754341647 2.0038e-05 deg
tp 2459400.241648772843
(2021-Jul-04.74164877)
9.7556e-05 TDB
period 1710.976131034533
4.68
2.8077e-05
7.687e-08
d
yr
n .2104062081697937 3.4528e-09 deg/d
Q 3.313239240501339 3.6247e-08 au
  Orbit Determination Parameters
   # obs. used (total)      213  
   data-arc span      6415 days (17.56 yr)  
   first obs. used      2002-07-07  
   last obs. used      2020-01-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58648  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 23:26:20  

Additional Information
 Earth MOID = 1.2827 au 
 Jupiter MOID = 1.9239 au 
 T_jup = 3.290 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457081.5 (2015-Feb-28.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1825241720090555 4.7613e-08  
q 2.292011401421924 1.3888e-07 au
tp 2457686.097507883286
(2016-Oct-24.59750788)
9.1147e-05 TDB
node 190.8523924769582 4.5766e-05 deg
peri 98.46668420599715 5.0021e-05 deg
i 6.934452013129679 7.0356e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      213  
   data-arc span      6415 days (17.56 yr)  
   first obs. used      2002-07-07  
   last obs. used      2020-01-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58648  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 23:26:20  

Additional Information
 Jupiter MOID = 1.9239 au 
 T_jup = 3.290 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.267041779814138E-15 -6.505614071646148E-15 -5.523907633799353E-13 1.823444600620873E-14 -7.511092066698662E-14 -2.962218406113358E-16
q -6.505614071646148E-15 1.928891730075178E-14 1.805148790125271E-12 -5.325010819846719E-14 2.030950430230243E-13 1.015533939305865E-15
tp -5.523907633799353E-13 1.805148790125271E-12 8.307751362279035E-9 -9.041518213307634E-12 1.854369582072755E-9 7.610285234029519E-12
node 1.823444600620873E-14 -5.325010819846719E-14 -9.041518213307634E-12 2.094525837299498E-9 -2.079938045609783E-9 5.276583813241428E-11
peri -7.511092066698662E-14 2.030950430230243E-13 1.854369582072755E-9 -2.079938045609783E-9 2.50214990784489E-9 -5.054690594876638E-11
i -2.962218406113358E-16 1.015533939305865E-15 7.610285234029519E-12 5.276583813241428E-11 -5.054690594876638E-11 4.949905519119481E-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 MPO427781  

347351 (2012 QW22)          Discovered 2003-Sep-28 by Spacewatch at Kitt Peak
Reference: 20121128/Numbers.arcLast Updated: 2012-12-03

[ show close-approach data ]
Alternate Designations
 2012 QW22 = 2006 EZ32 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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