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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 ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 31 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05811557412392095 3.5657e-08  
a 2.980623564096648 1.7705e-08 au
q 2.807402914421883 1.1045e-07 au
i 9.488619590167023 4.5001e-06 deg
node 322.2476920182604 2.3949e-05 deg
peri 293.3894663091831 4.8533e-05 deg
M 94.00560034997989 4.0269e-05 deg
tp 2458905.693450756908
(2020-Feb-26.19345076)
0.00021135 TDB
period 1879.572675135317
5.15
1.6747e-05
4.585e-08
d
yr
n .1915328972177585 1.7065e-09 deg/d
Q 3.153844213771412 1.8734e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1437  
   data-arc span      8565 days (23.45 yr)  
   first obs. used      1998-01-08  
   last obs. used      2021-06-21  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .49736  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-09 14:23:25  

Additional Information
 Earth MOID = 1.80896 au 
 Jupiter MOID = 1.98609 au 
 T_jup = 3.236 
[ 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

[ 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
1975-Apr-15 00:40 < 00:01 Jupiter 1.99494169130173 1.99494127570422 1.99494210689936 3.91083919267136 3.80072269408282 2442517.527566385 0.989522246587167 109.465143391012 18.623219293736 89.6251543125161 3896767.73943062 T 31 CATAB v2.0g-lin.ifort 2021-Jul-09 14:23:29 2021-Jul-09 14:23
2011-Oct-04 07:08 < 00:01 Jupiter 1.98739749806078 1.98739705684812 1.98739793927355 3.0355841182114 2.8917775296946 2455838.797222948 0.228850278593485 44.3274451813625 10.911100220055 -70.4441554306652 3578877.26177746 T 31 CATAB v2.0g-lin.ifort 2021-Jul-09 14:23:29 2021-Jul-09 14:23
2129-Dec-20 03:26 00:03 Jupiter 1.99301718469253 1.99301671643197 1.99301765295525 3.38849808755697 3.26066390725119 2499014.642950344 3.08550410359006 198.237250507793 18.5462746535025 89.0353232113494 3566333.62572331 T 31 CATAB v2.0g-lin.ifort 2021-Jul-09 14:23:29 2021-Jul-09 14:23

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