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226910 (2004 TF196)
Classification: Main-belt Asteroid          SPK-ID: 2226910
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1208359768439572 7.5042e-08  
a 2.764052443472652 2.2853e-08 au
q 2.430055466417707 2.0861e-07 au
i 3.4160579616227 6.7976e-06 deg
node 229.6722249814128 0.00011719 deg
peri 127.421971895801 0.00012037 deg
M 169.1076579968474 2.8073e-05 deg
tp 2458212.041899706908
(2018-Apr-03.54189971)
0.00012748 TDB
period 1678.486471090532
4.60
2.0817e-05
5.699e-08
d
yr
n .2144789405219953 2.66e-09 deg/d
Q 3.098049420527597 2.5615e-08 au
  Orbit Determination Parameters
   # obs. used (total)      182  
   data-arc span      8895 days (24.35 yr)  
   first obs. used      1995-11-14  
   last obs. used      2020-03-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60556  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 02:30:16  

Additional Information
 Earth MOID = 1.42791 au 
 Jupiter MOID = 2.35475 au 
 T_jup = 3.327 
[ 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 16.5   n/a MPO454630  

226910 (2004 TF196)          Discovered 2004-Oct-07 by Spacewatch at Kitt Peak
Reference: 20091202/Numbers.arcLast Updated: 2009-12-04

[ 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
1912-Jan-06 01:48 00:02 Eunom 0.0478299806728966 0.0478150013295587 0.0478449830307076 4.00314395486986 4.00314388155492 2419407.574994550 2.01760960297105 1820.35209369633 70.905785309179 65.8821616583875 92021.1493976249 T 13 CATAB v2.0f-lin.ifort 2020-Nov-12 02:30:16 2020-Nov-12 02:30
2066-Apr-03 00:28 00:05 Hygie 0.0206774106685018 0.0206608219515743 0.0206939999953916 2.88876397630013 2.88876332946401 2475743.519786228 5.42980039530549 842.921135440427 93.1937248596898 12.1677865610414 7833.60991686193 T 13 CATAB v2.0f-lin.ifort 2020-Nov-12 02:30:16 2020-Nov-12 02:30
2157-Apr-26 01:25 00:07 Europ 0.0405750336031205 0.0405716659865632 0.0405784420105013 4.04260119876205 4.0426011339655 2509003.558684001 6.88751450526768 2406.95517764107 90.4453580292793 -86.5988893193838 66948.9178149336 T 13 CATAB v2.0f-lin.ifort 2020-Nov-12 02:30:16 2020-Nov-12 02:30
2171-Feb-01 15:50 00:29 Psych 0.0423865725632796 0.0423353004707492 0.0424378449429914 1.46660965454572 1.46660945991546 2514033.159453969 29.276802564142 2549.59864846983 58.2831476187626 4.44181764589459 8723.23219818063 T 13 CATAB v2.0f-lin.ifort 2020-Nov-12 02:30:16 2020-Nov-12 02:30

Alternate Designations
 2004 TF196 = 1995 VA9 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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