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52073 (2002 QD45)
Classification: Main-belt Asteroid          SPK-ID: 2052073
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1194978204868678 3.7875e-08  
a 2.670885987823931 1.5192e-08 au
q 2.351720933510057 9.7814e-08 au
i .7532954868445545 4.4542e-06 deg
node 253.065029432327 0.00036644 deg
peri 27.30085665274585 0.00036731 deg
M 160.7389784664864 2.8493e-05 deg
tp 2458684.630879363431
(2019-Jul-20.13087936)
0.00012328 TDB
period 1594.341869496184
4.37
1.3603e-05
3.724e-08
d
yr
n .2257984983570436 1.9265e-09 deg/d
Q 2.990051042137806 1.7007e-08 au
  Orbit Determination Parameters
   # obs. used (total)      764  
   data-arc span      10086 days (27.61 yr)  
   first obs. used      1993-06-22  
   last obs. used      2021-02-01  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .59677  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 10:42:52  

Additional Information
 Earth MOID = 1.33506 au 
 Jupiter MOID = 2.12281 au 
 T_jup = 3.371 
[ show covariance matrix ]

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 15.48   n/a MPCxxxxx  
diameter diameter 2.668 km 0.458 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.143   0.084 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

52073 (2002 QD45)          Discovered 2002-Aug-29 by Spacewatch at Kitt Peak
Reference: 20021120/Numbers.arcLast Updated: 2004-04-19

[ 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
2188-Dec-08 01:31 00:04 Amphi 0.0486856366204824 0.0486570217648604 0.0487142696683552 4.06589463439643 4.06589460535513 2520552.562875244 4.06948202028365 2058.81980380414 46.9560539610025 -46.1456613293022 111818.819830277 T 22 CATAB v2.0f-lin.ifort 2021-Apr-13 10:42:54 2021-Apr-13 10:42
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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