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452323 (2000 KQ39)
Classification: Main-belt Asteroid          SPK-ID: 2452323
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 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2342510115488194 1.1307e-07  
a 2.635676175249076 1.7454e-08 au
q 2.018266365081856 2.9662e-07 au
i 4.489032012371938 7.2084e-06 deg
node 107.5336209237397 0.00013195 deg
peri 90.80696888790726 0.00013334 deg
M 268.3915964302922 1.7518e-05 deg
tp 2459398.212569898333
(2021-Jul-02.71256990)
7.7576e-05 TDB
period 1562.919116415475
4.28
1.5525e-05
4.251e-08
d
yr
n .2303382153426168 2.288e-09 deg/d
Q 3.253085985416295 2.1542e-08 au
  Orbit Determination Parameters
   # obs. used (total)      107  
   data-arc span      6660 days (18.23 yr)  
   first obs. used      2000-05-24  
   last obs. used      2018-08-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60995  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 13:04:51  

Additional Information
 Earth MOID = 1.02238 au 
 Jupiter MOID = 1.71713 au 
 T_jup = 3.354 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457093.5 (2015-Mar-12.0) TDB
Reference: JPL 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .234648322361233 1.1314e-07  
q 2.016608446010217 2.9694e-07 au
tp 2457836.350533576671
(2017-Mar-23.85053358)
7.2102e-05 TDB
node 107.5675754800288 0.00013199 deg
peri 90.87602904415144 0.00013335 deg
i 4.48895930690535 7.2066e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      107  
   data-arc span      6660 days (18.23 yr)  
   first obs. used      2000-05-24  
   last obs. used      2018-08-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60995  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 13:04:51  

Additional Information
 Jupiter MOID = 1.71713 au 
 T_jup = 3.354 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.280160431985877E-14 -3.356387739719905E-14 4.587903869724407E-12 1.771903780108123E-13 1.368476423563054E-12 -4.15666819152807E-14
q -3.356387739719905E-14 8.817521252259913E-14 -1.189693323193457E-11 -4.681337971131168E-13 -3.580652762376335E-12 1.103886288651398E-13
tp 4.587903869724407E-12 -1.189693323193457E-11 5.198645016487033E-9 7.844052297777469E-11 1.487011733784407E-9 -1.60879861742626E-11
node 1.771903780108123E-13 -4.681337971131168E-13 7.844052297777469E-11 1.742062324466406E-8 -1.734464034398729E-8 -3.043578359854835E-10
peri 1.368476423563054E-12 -3.580652762376335E-12 1.487011733784407E-9 -1.734464034398729E-8 1.778275291564944E-8 2.98108497015209E-10
i -4.15666819152807E-14 1.103886288651398E-13 -1.60879861742626E-11 -3.043578359854835E-10 2.98108497015209E-10 5.193550755767876E-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 17.4   n/a MPO437750  

452323 (2000 KQ39)          Discovered 2000-May-24 by Spacewatch at Kitt Peak
Reference: Last Updated: 2016-01-04

[ 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
1916-Jul-08 12:37 00:03 Jupiter 1.71954129961204 1.71954006630832 1.71954253292085 0.786713483817018 n/a 2421053.025775956 3.04600651916435 227.129141830325 45.4195810030459 -79.2617284203654 5566874.43241964 F 8 CATAB v2.0e-lin.ifort 2019-Jul-13 13:04:53 2019-Jul-13 13:04
1963-Jun-09 01:03 00:02 Jupiter 1.74363950655406 1.74363879517925 1.74364021792888 0.909904445420499 n/a 2438189.543625133 1.65783218717597 123.926869311974 35.3631800190356 88.6520565651273 7372265.58692032 F 8 CATAB v2.0e-lin.ifort 2019-Jul-13 13:04:53 2019-Jul-13 13:04
2010-May-02 18:32 < 00:01 Jupiter 1.89240382524034 1.89240310287838 1.89240454760112 1.50300313957223 1.16783426277444 2455319.272532215 0.546120844576272 233.383564891001 148.072853498266 41.9885818259939 1068146.16864631 T 8 CATAB v2.0e-lin.ifort 2019-Jul-13 13:04:53 2019-Jul-13 13:04
2024-Jan-19 17:39 < 00:01 Jupiter 1.87066978353105 1.87066853812854 1.87067102893272 1.35360085908685 0.96262828067763 2460329.235207970 0.494892098777622 672.469538952971 393.981698927063 14.5262753057258 513430.484629857 T 8 CATAB v2.0e-lin.ifort 2019-Jul-13 13:04:53 2019-Jul-13 13:04
2070-Dec-14 21:46 00:02 Jupiter 1.73091905623753 1.7309180012191 1.73092011125618 0.832754543259718 n/a 2477460.406860034 1.64810322971801 208.059556863721 51.9956855470476 -87.7204368935705 4974989.62941481 F 8 CATAB v2.0e-lin.ifort 2019-Jul-13 13:04:53 2019-Jul-13 13:04
2117-Nov-16 04:11 00:03 Jupiter 1.72656591038119 1.72656476337958 1.72656705738606 0.819268163540982 n/a 2494597.674418346 3.05630959947454 203.897469857962 45.5772275418538 79.9865676046641 5583543.57096576 F 8 CATAB v2.0e-lin.ifort 2019-Jul-13 13:04:53 2019-Jul-13 13:04
2164-Oct-13 07:32 00:05 Jupiter 1.84790497546366 1.84790213266246 1.84790781827148 1.28958388439348 0.863879865258105 2511730.813804582 4.6228622197777 1687.02607163139 288.124724628241 23.14675898693 582037.10253637 T 8 CATAB v2.0e-lin.ifort 2019-Jul-13 13:04:53 2019-Jul-13 13:04
2178-Jul-01 13:12 00:05 Jupiter 1.92119773774394 1.92119439475856 1.92120108071328 1.57916272882963 1.26964162963545 2516740.049788762 5.06268124198489 502.54228111443 242.478343718824 31.4019948994092 355077.267975842 T 8 CATAB v2.0e-lin.ifort 2019-Jul-13 13:04:53 2019-Jul-13 13:04

Alternate Designations
 2000 KQ39 = 2004 EA53 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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