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46098 (2001 FH2)
Classification: Main-belt Asteroid          SPK-ID: 2046098
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06148938278808821 5.8082e-08  
a 2.178135894213575 9.1429e-09 au
q 2.044203662449802 1.2533e-07 au
i 4.907691969950688 4.642e-06 deg
node 265.9955888962251 6.6048e-05 deg
peri 244.5157275807398 7.4052e-05 deg
M 57.50387266411936 3.3575e-05 deg
tp 2459012.948527692783
(2020-Jun-12.44852769)
0.0001093 TDB
period 1174.156224659415
3.21
7.3929e-06
2.024e-08
d
yr
n .3066031524931229 1.9305e-09 deg/d
Q 2.312068125977348 9.7051e-09 au
  Orbit Determination Parameters
   # obs. used (total)      625  
   data-arc span      8083 days (22.13 yr)  
   first obs. used      1998-04-01  
   last obs. used      2020-05-18  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .60681  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 09:46:20  

Additional Information
 Earth MOID = 1.06077 au 
 Jupiter MOID = 2.69039 au 
 T_jup = 3.676 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456737.5 (2014-Mar-21.0) TDB
Reference: JPL 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06139356201801645 5.8154e-08  
q 2.044502130244349 1.2549e-07 au
tp 2456664.580488509545
(2014-Jan-07.08048851)
0.00010785 TDB
node 266.0473441727988 6.6081e-05 deg
peri 244.625466487889 7.4093e-05 deg
i 4.905979529353672 4.6415e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      625  
   data-arc span      8083 days (22.13 yr)  
   first obs. used      1998-04-01  
   last obs. used      2020-05-18  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .60681  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 09:46:20  

Additional Information
 Jupiter MOID = 2.69039 au 
 T_jup = 3.676 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.381845272957887E-15 -7.281155360750508E-15 -1.408111601076087E-13 -8.000809845407339E-15 1.197170803133826E-14 -1.863879425006702E-15
q -7.281155360750508E-15 1.574761723612226E-14 3.406236658388037E-13 1.672240127122921E-14 -1.540528083206845E-14 4.166708344595253E-15
tp -1.408111601076087E-13 3.406236658388037E-13 1.163259657267072E-8 -1.333319953211798E-11 3.644983794854627E-9 -4.728263688431778E-13
node -8.000809845407339E-15 1.672240127122921E-14 -1.333319953211798E-11 4.366660926110048E-9 -4.354912902733029E-9 1.092902280499214E-10
peri 1.197170803133826E-14 -1.540528083206845E-14 3.644983794854627E-9 -4.354912902733029E-9 5.489734242680975E-9 -1.090949652713378E-10
i -1.863879425006702E-15 4.166708344595253E-15 -4.728263688431778E-13 1.092902280499214E-10 -1.090949652713378E-10 2.154361126953147E-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 16.32   n/a E2021B10  

46098 (2001 FH2)          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
2007-Apr-13 20:26 < 00:01 Iris 0.0300689375141344 0.0300679701143673 0.0300699049139897 5.08075340163864 5.08075336400928 2454204.351263950 0.214888612975674 53.3054330072368 47.9138490389735 -76.4703386416364 93354.0797261416 T 24 CATAB v2.0f-lin.ifort 2021-Apr-13 09:46:22 2021-Apr-13 09:46

Alternate Designations
 2001 FH2 = 1998 HW128 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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