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52072 (2002 QC45)
Classification: Main-belt Asteroid          SPK-ID: 2052072
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 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0904073755767892 4.7894e-08  
a 2.723771347815048 1.8337e-08 au
q 2.477522328587836 1.3261e-07 au
i 1.081639942801009 4.3299e-06 deg
node 302.4273728561083 0.00031352 deg
peri 35.37931577553817 0.00031472 deg
M 342.8312970674465 2.9904e-05 deg
tp 2459078.804979986980
(2020-Aug-17.30497999)
0.00013675 TDB
period 1641.92909074467
4.50
1.6581e-05
4.54e-08
d
yr
n .2192542918139833 2.2141e-09 deg/d
Q 2.97002036704226 1.9995e-08 au
  Orbit Determination Parameters
   # obs. used (total)      563  
   data-arc span      9404 days (25.75 yr)  
   first obs. used      1993-09-09  
   last obs. used      2019-06-09  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58804  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 10:20:41  

Additional Information
 Earth MOID = 1.46825 au 
 Jupiter MOID = 2.33974 au 
 T_jup = 3.351 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456690.5 (2014-Feb-02.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09145078177736116 4.8068e-08  
q 2.473237848213711 1.3322e-07 au
tp 2457443.233941192586
(2016-Feb-24.73394119)
0.00012872 TDB
node 302.5457284634322 0.00031408 deg
peri 36.6405471974499 0.00031525 deg
i 1.080735686111588 4.3275e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      563  
   data-arc span      9404 days (25.75 yr)  
   first obs. used      1993-09-09  
   last obs. used      2019-06-09  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58804  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 10:20:41  

Additional Information
 Jupiter MOID = 2.33974 au 
 T_jup = 3.351 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.310523364821476E-15 -6.356628701188146E-15 1.868036179970758E-12 8.178626247944406E-15 4.115813943152999E-13 -7.3324207063536E-17
q -6.356628701188146E-15 1.774714276200859E-14 -4.405204205457803E-12 -1.75817334719942E-14 -1.005449609912384E-12 2.838644385477628E-16
tp 1.868036179970758E-12 -4.405204205457803E-12 1.656987146038752E-8 1.667869926604883E-11 3.537169328391462E-9 -3.243470523380454E-14
node 8.178626247944406E-15 -1.75817334719942E-14 1.667869926604883E-11 9.864569168906926E-8 -9.862400760088824E-8 3.214470772657978E-10
peri 4.115813943152999E-13 -1.005449609912384E-12 3.537169328391462E-9 -9.862400760088824E-8 9.937943202197217E-8 -3.213999088593967E-10
i -7.3324207063536E-17 2.838644385477628E-16 -3.243470523380454E-14 3.214470772657978E-10 -3.213999088593967E-10 1.872701571072284E-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 MPO395491  
diameter diameter 2.865 km 0.886 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.113   0.057 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

52072 (2002 QC45)          Discovered 2002-Aug-29 by Spacewatch at Kitt Peak
Reference: 20021120/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 2002 QC45 = 2001 HU63 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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