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441804 (2009 FW73)
Classification: Main-belt Asteroid          SPK-ID: 2441804
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.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .327415436012089 6.968e-08  
a 3.047334843470769 5.2181e-08 au
q 2.049590377020956 2.2689e-07 au
i 11.61243286108173 1.2455e-05 deg
node 128.2945707778707 4.1241e-05 deg
peri 152.199233400962 4.6357e-05 deg
M 353.099642799606 1.5804e-05 deg
tp 2459037.743266531445
(2020-Jul-07.24326653)
8.5308e-05 TDB
period 1943.02636254175
5.32
4.9907e-05
1.366e-07
d
yr
n .1852779802375248 4.7589e-09 deg/d
Q 4.045079309920582 6.9265e-08 au
  Orbit Determination Parameters
   # obs. used (total)      179  
   data-arc span      4574 days (12.52 yr)  
   first obs. used      2008-01-11  
   last obs. used      2020-07-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53795  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 08:52:27  

Additional Information
 Earth MOID = 1.04098 au 
 Jupiter MOID = 1.21975 au 
 T_jup = 3.124 
[ 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 16.0   n/a MPO472458  

441804 (2009 FW73)          Discovered 2009-Mar-28 by Mt. Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2015-09-02

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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
1943-Feb-28 20:52 00:06 Jupiter 1.35528196187302 1.35527623583589 1.35528768809758 2.18649352648186 1.87904132723261 2430784.369648445 6.19518103459313 914.844496853141 124.277329731046 -74.9686577256179 1135040.65895541 T 19 CATAB v2.0f-lin.ifort 2020-Nov-12 08:52:28 2020-Nov-12 08:52
2001-Sep-12 02:14 00:01 Jupiter 1.24037081419869 1.24036931685382 1.24037231154151 2.2665734771641 1.94206034929944 2452164.592784858 1.34322965452524 163.195805906958 70.8897537650284 83.2272606707624 687619.347059088 T 19 CATAB v2.0f-lin.ifort 2020-Nov-12 08:52:28 2020-Nov-12 08:52
2050-Mar-26 01:06 00:03 Jupiter 1.46793945416702 1.46793545215384 1.46794345635502 2.3295652118996 2.06708607726576 2469891.545914421 3.04614039890246 896.887888291872 113.611438639627 -78.9820510221589 1059058.94696473 T 19 CATAB v2.0f-lin.ifort 2020-Nov-12 08:52:28 2020-Nov-12 08:52
2059-Jul-04 02:55 00:06 Jupiter 1.87809744338547 1.87809242831595 1.87810245782769 1.01077975466143 0.345940900543795 2473278.621421903 5.832395823745 84624.8022131214 1144.39688418122 0.308016762233731 72140.7209344745 T 19 CATAB v2.0f-lin.ifort 2020-Nov-12 08:52:28 2020-Nov-12 08:52
2108-Sep-25 15:05 00:04 Jupiter 1.19262902489146 1.19262743347146 1.19263061632583 2.39478203713856 2.07714993580114 2491259.128542162 4.40905901855683 483.206950617796 58.0891371397648 85.3940578042718 694542.175870079 T 19 CATAB v2.0f-lin.ifort 2020-Nov-12 08:52:28 2020-Nov-12 08:52
2157-Jun-05 23:02 00:13 Jupiter 1.68906554087343 1.68905001523315 1.68908107054766 2.39975732245297 2.18079965433491 2509044.459737485 13.2839980147352 4398.05257380788 87.3200921734177 -79.9136781482085 802973.60015116 T 19 CATAB v2.0f-lin.ifort 2020-Nov-12 08:52:28 2020-Nov-12 08:52
2167-Jan-08 23:22 00:21 Jupiter 1.6538926114813 1.65387583150184 1.65390939250241 1.68699909103732 1.34969937675317 2512548.473820215 20.888433430247 4079.28523626749 114.944487968356 -17.302729525098 576559.725797649 T 19 CATAB v2.0f-lin.ifort 2020-Nov-12 08:52:28 2020-Nov-12 08:52
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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