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100811 (1998 FB120)
Classification: Main-belt Asteroid          SPK-ID: 2100811
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1694831855941276 4.8705e-08  
a 2.313166532924666 9.5824e-09 au
q 1.921123700114871 1.1193e-07 au
i 2.579649289087064 3.3746e-06 deg
node 70.13154403330729 0.00013817 deg
peri 122.9614098973537 0.00013901 deg
M 152.8948799239828 1.8429e-05 deg
tp 2458654.743120728250
(2019-Jun-20.24312073)
6.4408e-05 TDB
period 1285.016716292354
3.52
7.9849e-06
2.186e-08
d
yr
n .2801519975854513 1.7408e-09 deg/d
Q 2.705209365734463 1.1206e-08 au
  Orbit Determination Parameters
   # obs. used (total)      496  
   data-arc span      8269 days (22.64 yr)  
   first obs. used      1998-02-27  
   last obs. used      2020-10-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54881  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 20:04:07  

Additional Information
 Earth MOID = .921237 au 
 Jupiter MOID = 2.2491 au 
 T_jup = 3.562 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457674.5 (2016-Oct-13.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1687527497004961 4.8712e-08  
q 1.923160611431282 1.1186e-07 au
tp 2457368.458623546127
(2015-Dec-11.95862355)
6.1981e-05 TDB
node 70.16454187018215 0.00013804 deg
peri 122.8599142295709 0.00013887 deg
i 2.580795973006543 3.3752e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      496  
   data-arc span      8269 days (22.64 yr)  
   first obs. used      1998-02-27  
   last obs. used      2020-10-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54881  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 20:04:07  

Additional Information
 Jupiter MOID = 2.2491 au 
 T_jup = 3.562 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.372884088209706E-15 -5.435499068229194E-15 -1.637382268911422E-12 1.114732060002394E-15 -4.438563240578948E-13 5.570286565504768E-16
q -5.435499068229194E-15 1.251283037357321E-14 3.918631566372389E-12 -1.212136296801862E-15 1.059108840852926E-12 -1.253533241893489E-15
tp -1.637382268911422E-12 3.918631566372389E-12 3.841620464329856E-9 7.410262381082014E-12 1.001490598522408E-9 -3.752164122270229E-13
node 1.114732060002394E-15 -1.212136296801862E-15 7.410262381082014E-12 1.905507448628471E-8 -1.903356734158886E-8 8.805074948513647E-11
peri -4.438563240578948E-13 1.059108840852926E-12 1.001490598522408E-9 -1.903356734158886E-8 1.928594722234586E-8 -8.805932137531199E-11
i 5.570286565504768E-16 -1.253533241893489E-15 -3.752164122270229E-13 8.805074948513647E-11 -8.805932137531199E-11 1.139227250170454E-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 16.48   n/a E2021B55  

100811 (1998 FB120)          Discovered 1998-Mar-20 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ 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
1978-May-25 12:56 < 00:01 Amphi 0.0219437135627355 0.0219409231072161 0.0219465048129436 4.3638274058462 4.36382734581247 2443654.038742924 0.62711625404265 260.803606850703 46.0711404142708 -59.2458239614802 61541.9802838343 T 14 CATAB v2.0f-lin.ifort 2020-Nov-12 20:04:08 2020-Nov-12 20:04
2080-Jun-23 22:19 < 00:01 Amphi 0.0359888912944433 0.0359782082551679 0.0359995745604297 4.56565651669462 4.56565648170805 2480939.429642092 0.673487775038256 551.404676143718 45.8938838296914 -15.0833716786277 31935.1442948676 T 14 CATAB v2.0f-lin.ifort 2020-Nov-12 20:04:08 2020-Nov-12 20:04
2182-Jul-24 19:00 < 00:01 Amphi 0.0480138375606324 0.0479870663333 0.0480406088252585 4.7068316197022 4.70683159426449 2518224.291882394 0.881518035211266 1336.28220523107 45.7442800663573 -2.91525014718784 9617.00977907904 T 14 CATAB v2.0f-lin.ifort 2020-Nov-12 20:04:08 2020-Nov-12 20:04

Alternate Designations
 1998 FB120 = 2005 CK53 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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