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186838 (2004 FG109)
Classification: Main-belt Asteroid          SPK-ID: 2186838
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1562813267395222 3.0592e-08  
a 2.390275282821063 9.9335e-09 au
q 2.016719890349101 7.3013e-08 au
i 1.798968428329252 5.7409e-06 deg
node 33.02637270583998 0.00010437 deg
peri 250.9126462016726 0.00010613 deg
M 163.0565748715619 1.9507e-05 deg
tp 2458785.127186866051
(2019-Oct-28.62718687)
7.2074e-05 TDB
period 1349.802747307723
3.70
8.4142e-06
2.304e-08
d
yr
n .2667056358553466 1.6626e-09 deg/d
Q 2.763830675293026 1.1486e-08 au
  Orbit Determination Parameters
   # obs. used (total)      465  
   data-arc span      9563 days (26.18 yr)  
   first obs. used      1994-11-01  
   last obs. used      2021-01-06  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .63908  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 21:52:54  

Additional Information
 Earth MOID = 1.00089 au 
 Jupiter MOID = 2.37576 au 
 T_jup = 3.515 
[ 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 16.74   n/a E2021B55  

186838 (2004 FG109)          Discovered 2004-Mar-24 by LONEOS at Anderson Mesa
Reference: 20080520/Numbers.arcLast Updated: 2008-05-22

[ 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
1955-Nov-14 08:26 < 00:01 Amphi 0.0463795935214563 0.046368403014015 0.0463907846816203 3.94440130577942 3.94440127435516 2435425.851396887 0.735158100893697 622.223466808056 63.9761955844023 -26.4750578375562 49340.628327294 T 18 CATAB v2.0f-lin.ifort 2021-Apr-13 21:52:56 2021-Apr-13 21:52
1974-Mar-13 09:08 < 00:01 Hebe 0.03539942854804 0.0353921591933857 0.0354066981570542 7.066482649722 7.06648262487019 2442119.880543361 0.636260050920045 392.845994827676 57.9697931450696 -22.9595085673385 37725.5751128321 T 18 CATAB v2.0f-lin.ifort 2021-Apr-13 21:52:56 2021-Apr-13 21:52
2079-Jul-04 18:30 < 00:01 Juno 0.048521546923881 0.0485050119814053 0.048538083604293 9.21669191335522 9.216691886151 2480584.270881961 0.78791624994183 943.473544547471 51.2850337995002 -29.1403013234388 69233.1998305313 T 18 CATAB v2.0f-lin.ifort 2021-Apr-13 21:52:56 2021-Apr-13 21:52

Alternate Designations
 2004 FG109 = 2001 OA62 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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