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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 ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1196748401176657 3.7869e-08  
a 2.670363939191159 1.5192e-08 au
q 2.350788561712477 9.7786e-08 au
i .753489761270416 4.4548e-06 deg
node 253.0635987427908 0.00036635 deg
peri 27.24480690129428 0.00036722 deg
M 116.5324788649741 2.8272e-05 deg
tp 2458684.560720491026
(2019-Jul-20.06072049)
0.00012309 TDB
period 1593.874449701229
4.36
1.3601e-05
3.724e-08
d
yr
n .2258647160492985 1.9274e-09 deg/d
Q 2.989939316669841 1.701e-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 = 1.33246 au 
 Jupiter MOID = 2.12399 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

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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