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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 ]

[ hide orbit diagram ]

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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06161855448403854 5.8075e-08  
a 2.178452544955342 9.1501e-09 au
q 2.044219448123119 1.2534e-07 au
i 4.907705846065348 4.6421e-06 deg
node 265.9987630081239 6.6044e-05 deg
peri 244.572752719012 7.4016e-05 deg
M 356.1294905155966 3.3437e-05 deg
tp 2459013.126594044661
(2020-Jun-12.62659404)		 0.00010909 TDB
period 1174.412276831947
3.22		 7.3993e-06
2.026e-08		 d
yr
n .306536305096472 1.9313e-09 deg/d
Q 2.312685641787565 9.714e-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.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60686  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 23:48:53  

Additional Information
 Earth MOID = 1.06095 au 
 Jupiter MOID = 2.6907 au 
 T_jup = 3.675 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456737.5 (2014-Mar-21.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06139356481145828 5.8154e-08  
q 2.04450212583552 1.2549e-07 au
tp 2456664.580485556560
(2014-Jan-07.08048556)		 0.00010785 TDB
node 266.0473436042853 6.6081e-05 deg
peri 244.6254664182833 7.4093e-05 deg
i 4.905979502679696 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.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60686  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 23:48:53  

Additional Information
 Jupiter MOID = 2.6907 au 
 T_jup = 3.675 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.381842139695628E-15 -7.281148921968295E-15 -1.408143580839198E-13 -8.002262424856165E-15 1.197219980520383E-14 -1.86387661569425E-15
q -7.281148921968295E-15 1.574760476157399E-14 3.406284346909135E-13 1.672467694582369E-14 -1.54059835443664E-14 4.166705967018077E-15
tp -1.408143580839198E-13 3.406284346909135E-13 1.163260031566871E-8 -1.333166297043072E-11 3.644982989935849E-9 -4.728343174821928E-13
node -8.002262424856165E-15 1.672467694582369E-14 -1.333166297043072E-11 4.366661001880333E-9 -4.354912631934587E-9 1.09290232151457E-10
peri 1.197219980520383E-14 -1.54059835443664E-14 3.644982989935849E-9 -4.354912631934587E-9 5.489733771810458E-9 -1.09094971129255E-10
i -1.86387661569425E-15 4.166705967018077E-15 -4.728343174821928E-13 1.09290232151457E-10 -1.09094971129255E-10 2.1543611651177E-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 16.3   n/a MPO347844  

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 23 CATAB v2.0f-lin.ifort 2020-Nov-12 23:48:55 2020-Nov-12 23:48

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