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452441 (2003 QU112)
Classification: Main-belt Asteroid          SPK-ID: 2452441
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 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3106095715984971 8.8907e-08  
a 3.176947524511625 8.4575e-08 au
q 2.190157214932163 3.3082e-07 au
i 21.33330485284042 1.7615e-05 deg
node 232.4032342085895 1.7229e-05 deg
peri 76.42507829624594 6.0474e-05 deg
M 7.284801380273866 6.7371e-05 deg
tp 2458958.646796657880
(2020-Apr-19.14679666)
0.00038552 TDB
period 2068.299795237056
5.66
8.2592e-05
2.261e-07
d
yr
n .1740560052411256 6.9504e-09 deg/d
Q 4.163737834091086 1.1084e-07 au
  Orbit Determination Parameters
   # obs. used (total)      97  
   data-arc span      6088 days (16.67 yr)  
   first obs. used      2003-08-21  
   last obs. used      2020-04-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .63009  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-22 03:59:45  

Additional Information
 Earth MOID = 1.28573 au 
 Jupiter MOID = 1.63238 au 
 T_jup = 3.022 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457632.5 (2016-Sep-01.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3103970084251587 8.7767e-08  
q 2.18962974814911 3.2319e-07 au
tp 2456893.791012981098
(2014-Aug-24.29101298)
0.00031844 TDB
node 232.4152009575183 1.7219e-05 deg
peri 76.71233837947972 6.0828e-05 deg
i 21.3437916663316 1.7622e-05 deg
  Orbit Determination Parameters
   # obs. used (total)      97  
   data-arc span      6088 days (16.67 yr)  
   first obs. used      2003-08-21  
   last obs. used      2020-04-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .63009  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-22 03:59:45  

Additional Information
 Jupiter MOID = 1.63238 au 
 T_jup = 3.022 
Orbit Covariance (6×6)
  e q tp node peri i
e 7.702995214101247E-15 -2.82127307948723E-14 -2.134994778740837E-11 -6.706856318611766E-14 -3.962525842406328E-12 5.393824745966971E-14
q -2.82127307948723E-14 1.044542700611045E-13 8.269087340622892E-11 2.536745613477224E-13 1.535527924458943E-11 -2.098240779567276E-13
tp -2.134994778740837E-11 8.269087340622892E-11 1.014069413776902E-7 2.754096167127038E-10 1.85885822976659E-8 -3.457419382675875E-10
node -6.706856318611766E-14 2.536745613477224E-13 2.754096167127038E-10 2.964897198298549E-10 -2.239937895215848E-10 -2.351067436883788E-11
peri -3.962525842406328E-12 1.535527924458943E-11 1.85885822976659E-8 -2.239937895215848E-10 3.69999965297678E-9 -4.131591533655675E-11
i 5.393824745966971E-14 -2.098240779567276E-13 -3.457419382675875E-10 -2.351067436883788E-11 -4.131591533655675E-11 3.105224172806177E-10

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 16.0   n/a MPO477164  
diameter diameter 4.051 km 0.630 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.047   0.008 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

452441 (2003 QU112)          Discovered 2003-Aug-21 by LINEAR at Socorro
Reference: Last Updated: 2016-01-04

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