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JPL Small-Body Database Browser
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305886 (2009 FQ18)
Classification: Main-belt Asteroid          SPK-ID: 2305886
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1178437166847592 5.692e-08  
a 2.970097412611971 5.5267e-08 au
q 2.620090094593989 1.6642e-07 au
i 10.91920230982158 9.4829e-06 deg
node 348.1636330543458 3.3205e-05 deg
peri 278.557199931198 5.3876e-05 deg
M 279.5163102612102 4.4664e-05 deg
tp 2459018.484179720496
(2020-Jun-17.98417972)
0.00023376 TDB
period 1869.624829424989
5.12
5.2185e-05
1.429e-07
d
yr
n .1925519999168601 5.3745e-09 deg/d
Q 3.320104730629952 6.178e-08 au
  Orbit Determination Parameters
   # obs. used (total)      175  
   data-arc span      5988 days (16.39 yr)  
   first obs. used      2002-11-07  
   last obs. used      2019-03-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53538  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 12:03:56  

Additional Information
 Earth MOID = 1.63251 au 
 Jupiter MOID = 1.915 au 
 T_jup = 3.225 
[ 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 15.6   n/a MPO455253  

305886 (2009 FQ18)          Discovered 2009-Mar-19 by La Sagra at La Sagra
Reference: 20111110/Numbers.arcLast Updated: 2011-11-14

[ 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
1939-Sep-27 11:13 00:06 Jupiter 1.97922114007797 1.97921910820378 1.97922317196623 4.47332757647548 4.37661337358714 2429533.967696377 6.13540161162692 377.445387609108 61.8022902057904 -80.5596387426227 1279226.4341495 T 9 CATAB v2.0e-lin.ifort 2019-Jul-14 12:03:59 2019-Jul-14 12:03
1975-Nov-11 00:28 00:03 Jupiter 1.91942269815516 1.91942179279977 1.91942360351361 3.7662647864777 3.64721399819793 2442727.519221156 3.38335859877093 324.243080547689 36.048981466295 -89.6948496836156 1622184.14307927 T 9 CATAB v2.0e-lin.ifort 2019-Jul-14 12:03:59 2019-Jul-14 12:03
2012-Jan-02 11:11 < 00:01 Jupiter 1.89962818498508 1.89962726704855 1.89962910292238 2.94701987703413 2.79162121242422 2455928.965780561 0.509363673760232 116.882808312641 29.3702522875855 -80.9231835771041 1477472.38363367 T 9 CATAB v2.0e-lin.ifort 2019-Jul-14 12:03:59 2019-Jul-14 12:03
2048-Mar-06 15:28 00:03 Jupiter 1.91653548909395 1.91653453991326 1.91653643827508 2.21658173305401 2.00731773826949 2469142.144582614 3.12922973441336 91.4079171060529 57.4872456639499 -50.1020821488394 869748.010214791 T 9 CATAB v2.0e-lin.ifort 2019-Jul-14 12:03:59 2019-Jul-14 12:03
2084-May-21 06:31 00:07 Jupiter 1.95328770429852 1.95328656566791 1.95328884292891 2.1225638095418 1.90735374739533 2482366.771534333 6.59058479706399 92.9830703209102 61.6343794566209 -72.1755631145382 880859.316453185 T 9 CATAB v2.0e-lin.ifort 2019-Jul-14 12:03:59 2019-Jul-14 12:03
2120-Jul-29 07:24 00:10 Jupiter 1.99491048041227 1.99490867943453 1.99491228139385 2.72050556230906 2.55968104082486 2495583.808528631 9.50270570720966 276.429578972651 27.1040947471857 -81.0473950191134 808086.688521621 T 9 CATAB v2.0e-lin.ifort 2019-Jul-14 12:03:59 2019-Jul-14 12:03
2165-Apr-19 00:45 00:12 Jupiter 1.98966657133969 1.9896630659571 1.9896700768157 4.31204100130782 4.21215812014876 2511918.531000153 12.1046634519776 759.364467742668 55.001440918318 -80.4311778626296 1218468.20352126 T 9 CATAB v2.0e-lin.ifort 2019-Jul-14 12:03:59 2019-Jul-14 12:03
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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