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344045 (2012 QT14)
Classification: Main-belt Asteroid          SPK-ID: 2344045
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3578054468993002 6.3335e-08  
a 2.611908891840641 3.4266e-08 au
q 1.677353663535345 1.7471e-07 au
i 6.275978922685023 7.1841e-06 deg
node 318.5267391035511 4.6955e-05 deg
peri 25.53997724883786 4.7326e-05 deg
M 305.3796798998064 1.3201e-05 deg
tp 2459234.430690585230
(2021-Jan-19.93069059)
6.0588e-05 TDB
period 1541.826346974933
4.22
3.0341e-05
8.307e-08
d
yr
n .2334893295255467 4.5947e-09 deg/d
Q 3.546464120145938 4.6526e-08 au
  Orbit Determination Parameters
   # obs. used (total)      354  
   data-arc span      5230 days (14.32 yr)  
   first obs. used      2004-12-11  
   last obs. used      2019-04-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53348  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 14:44:45  

Additional Information
 Earth MOID = .672078 au 
 Jupiter MOID = 1.8919 au 
 T_jup = 3.307 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457123.5 (2015-Apr-11.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3570708598259316 6.324e-08  
q 1.679364944465752 1.742e-07 au
tp 2457694.030887646871
(2016-Nov-01.53088765)
3.643e-05 TDB
node 318.5486026506206 4.6959e-05 deg
peri 25.66316444737533 4.7337e-05 deg
i 6.274573956122867 7.1828e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      354  
   data-arc span      5230 days (14.32 yr)  
   first obs. used      2004-12-11  
   last obs. used      2019-04-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53348  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 14:44:45  

Additional Information
 Jupiter MOID = 1.8919 au 
 T_jup = 3.307 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.999316032517583E-15 -1.093829261466257E-14 -5.902175303366712E-13 1.600230244684041E-14 -1.108041289158524E-13 -7.495873921055546E-15
q -1.093829261466257E-14 3.034607221060902E-14 2.052429634050835E-12 -4.882293965754662E-14 3.414923997394333E-13 2.231381469372383E-14
tp -5.902175303366712E-13 2.052429634050835E-12 1.327160991535841E-9 -8.757395401113745E-12 2.350920125371521E-10 2.494137018051992E-12
node 1.600230244684041E-14 -4.882293965754662E-14 -8.757395401113745E-12 2.205120537704927E-9 -2.191774609956422E-9 8.67055932160071E-11
peri -1.108041289158524E-13 3.414923997394333E-13 2.350920125371521E-10 -2.191774609956422E-9 2.240795503336043E-9 -8.590477921906633E-11
i -7.495873921055546E-15 2.231381469372383E-14 2.494137018051992E-12 8.67055932160071E-11 -8.590477921906633E-11 5.159213713605796E-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 15.5   n/a MPO437457  
diameter diameter 1.994 km 0.406 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2017AJ....154..168M)  
geometric albedo albedo 0.256   0.144 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2017AJ....154..168M)  

344045 (2012 QT14)          Discovered 2004-Dec-11 by LINEAR at Socorro
Reference: 20121029/Numbers.arcLast Updated: 2012-11-08

[ show close-approach data ]
Alternate Designations
 2012 QT14 = 1978 NG4 = 2004 XF108 = 2006 CS7 = 2011 GC24 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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