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52654 (1998 AK5)
Classification: Main-belt Asteroid          SPK-ID: 2052654
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 30 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05796937629599563 3.5903e-08  
a 2.983508214130449 1.7914e-08 au
q 2.810556103783327 1.1166e-07 au
i 9.487429194465964 4.5002e-06 deg
node 322.2474480174897 2.3956e-05 deg
peri 294.4221145434552 4.8428e-05 deg
M 55.50006236793957 4.0246e-05 deg
tp 2458910.311462272534
(2020-Mar-01.81146227)
0.00021112 TDB
period 1882.301913271993
5.15
1.6953e-05
4.641e-08
d
yr
n .1912551846553746 1.7226e-09 deg/d
Q 3.156460324477571 1.8953e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1433  
   data-arc span      8318 days (22.77 yr)  
   first obs. used      1998-01-08  
   last obs. used      2020-10-17  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .49676  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 10:46:49  

Additional Information
 Earth MOID = 1.80995 au 
 Jupiter MOID = 1.98701 au 
 T_jup = 3.235 
[ 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 13.62   n/a E2021B10  
diameter diameter 6.728 km 0.167 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.170   0.025 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

52654 (1998 AK5)          Discovered 1998-Jan-08 by ODAS at Caussols
Reference: 20030216/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1998 AK5 = 2000 QG176 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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