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46220 (2001 FW189)
Classification: Main-belt Asteroid          SPK-ID: 2046220
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 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .199002655958588 3.2682e-08  
a 3.131404376817817 1.5941e-08 au
q 2.508246588950724 1.0191e-07 au
i .5140501430166702 3.7308e-06 deg
node 342.9240626726594 0.00037335 deg
peri 328.7802155932408 0.00037347 deg
M 126.0801380861163 8.615e-06 deg
tp 2458687.654913531134
(2019-Jul-23.15491353)
4.8035e-05 TDB
period 2023.98438804448
5.54
1.5455e-05
4.231e-08
d
yr
n .1778669846104013 1.3582e-09 deg/d
Q 3.75456216468491 1.9113e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1417  
   data-arc span      12574 days (34.43 yr)  
   first obs. used      1986-09-08  
   last obs. used      2021-02-10  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .50131  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 09:47:08  

Additional Information
 Earth MOID = 1.49343 au 
 Jupiter MOID = 1.53156 au 
 T_jup = 3.182 
[ 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 14.32   n/a MPCxxxxx  
diameter diameter 7.848 km 0.232 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.066   0.005 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

46220 (2001 FW189)          Discovered 2001-Mar-18 by LINEAR at Socorro
Reference: 20020822/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
1955-Dec-29 13:19 00:02 Jupiter 1.64934045585635 1.64933972108459 1.64934119062942 1.32808054144525 0.858308460660453 2435471.054797932 1.53650218726812 316.916801541278 112.614382709766 -33.3981083428315 2256585.45313765 T 24 CATAB v2.0f-lin.ifort 2021-Apr-13 09:47:11 2021-Apr-13 09:47
1966-Apr-16 05:50 00:01 Jupiter 1.58245076026763 1.58245037016557 1.58245115036986 1.40460038900782 0.949938080857147 2439231.742930610 1.23492995426037 198.639457161834 70.3809046768697 -24.5108104578578 2532461.91798477 T 24 CATAB v2.0f-lin.ifort 2021-Apr-13 09:47:11 2021-Apr-13 09:47
1976-Jul-18 14:32 < 00:01 Jupiter 1.96476369593965 1.96476317171888 1.96476422016052 3.47381863843826 3.34741733578692 2442978.105573331 0.917246179540165 46.1831062191278 13.9779770415541 -73.0643790494378 3232693.37573498 T 24 CATAB v2.0f-lin.ifort 2021-Apr-13 09:47:11 2021-Apr-13 09:47
2039-May-17 12:55 < 00:01 Jupiter 1.70506229399602 1.70506187254571 1.70506271544653 1.454479735251 1.0592321781043 2465926.038009320 0.695372108063685 128.731952125948 77.7123587634068 -48.4891909989666 2528742.17804154 T 24 CATAB v2.0f-lin.ifort 2021-Apr-13 09:47:11 2021-Apr-13 09:47
2049-Sep-03 19:07 00:01 Jupiter 1.55646389151385 1.55646344739792 1.55646433563801 1.26621909701738 0.717577455476642 2469688.296736991 1.02465892397071 532.886474093282 124.908200401787 -30.3903664184591 3451168.94079642 T 24 CATAB v2.0f-lin.ifort 2021-Apr-13 09:47:11 2021-Apr-13 09:47
2059-Dec-06 18:13 00:01 Jupiter 1.89653309167387 1.89653221426961 1.89653396907802 3.04468467945715 2.89428268882752 2473434.259214918 1.31475733481318 54.5849503727434 15.0352518029977 -65.8175991665728 2127638.64212212 T 24 CATAB v2.0f-lin.ifort 2021-Apr-13 09:47:11 2021-Apr-13 09:47
2122-Oct-01 22:29 00:03 Jupiter 1.76988455550494 1.76988310361066 1.76988600739549 1.62497326916221 1.2974544748141 2496378.436670239 2.89163297533916 114.002666573977 75.8558377960718 3.24421928261338 817269.627611255 T 24 CATAB v2.0f-lin.ifort 2021-Apr-13 09:47:11 2021-Apr-13 09:47
2133-Jan-21 06:08 00:03 Jupiter 1.5545874178959 1.55458699236086 1.55458784348988 1.19886610751611 0.589553047014503 2500142.755452653 3.20036376241582 1318.62870534279 232.895493725921 -38.175757235696 3751361.05209864 T 24 CATAB v2.0f-lin.ifort 2021-Apr-13 09:47:11 2021-Apr-13 09:47
2143-Apr-27 15:51 00:04 Jupiter 1.83558044355317 1.83557851789037 1.83558236921534 2.65707238396892 2.47732522758173 2503891.160200531 3.58360777901499 100.384225801822 11.8773620262014 -70.6213287761158 1500892.85091548 T 24 CATAB v2.0f-lin.ifort 2021-Apr-13 09:47:11 2021-Apr-13 09:47

Alternate Designations
 2001 FW189 = 1986 RA9 = 1996 FL18 = 2000 BO43 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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