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120248 (2004 FR140)
Classification: Main-belt Asteroid          SPK-ID: 2120248
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 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1125078617680973 4.4631e-08  
a 2.174828354647206 1.0626e-08 au
q 1.93014306675322 1.0083e-07 au
i 5.208958192987066 4.6337e-06 deg
node 305.0529484375136 5.9406e-05 deg
peri 325.3500480445986 6.4515e-05 deg
M 9.242758490414765 2.6406e-05 deg
tp 2459170.422965694659
(2020-Nov-16.92296569)
8.5837e-05 TDB
period 1171.482773368125
3.21
8.5856e-06
2.351e-08
d
yr
n .307302854283521 2.2522e-09 deg/d
Q 2.419513642541192 1.1821e-08 au
  Orbit Determination Parameters
   # obs. used (total)      345  
   data-arc span      6960 days (19.06 yr)  
   first obs. used      2001-05-04  
   last obs. used      2020-05-24  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .60637  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 17:05:36  

Additional Information
 Earth MOID = .91472 au 
 Jupiter MOID = 2.66907 au 
 T_jup = 3.672 
[ 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 16.76   n/a E2021B55  

120248 (2004 FR140)          Discovered 2004-Mar-27 by LONEOS at Anderson Mesa
Reference: 20051116/Numbers.arcLast Updated: 2005-11-21

[ 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
1952-Jan-23 05:47 00:03 Eunom 0.0160394564823053 0.0160327688576417 0.0160461543852603 4.66976685566519 4.66976666824816 2434034.741111996 2.67191400635341 731.221814956181 61.0387215204576 -63.262699400366 35109.9254191085 T 11 CATAB v2.0f-lin.ifort 2021-Apr-13 17:05:37 2021-Apr-13 17:05
2154-Feb-21 01:56 00:05 Eunom 0.0368595080812401 0.0368248776983807 0.0368941426619425 4.93678606412874 4.93678598698511 2507843.580670476 4.66529210120384 1834.12475257381 59.8056094271569 -19.7871088197349 31316.951806392 T 11 CATAB v2.0f-lin.ifort 2021-Apr-13 17:05:37 2021-Apr-13 17:05
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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