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226873 (2004 TU78)
Classification: Main-belt Asteroid          SPK-ID: 2226873
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 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .01909030736959416 5.5008e-08  
a 2.776175117282049 2.8709e-08 au
q 2.723177080981316 1.4597e-07 au
i 5.992254286225031 7.0861e-06 deg
node 6.831747919017208 4.6839e-05 deg
peri 49.81533890210179 0.00018186 deg
M 97.98655072645754 0.00017429 deg
tp 2458540.632537838080
(2019-Feb-26.13253784)
0.00081955 TDB
period 1689.540913022364
4.63
2.6208e-05
7.175e-08
d
yr
n .2130756332831313 3.3052e-09 deg/d
Q 2.829173153582782 2.9257e-08 au
  Orbit Determination Parameters
   # obs. used (total)      266  
   data-arc span      6618 days (18.12 yr)  
   first obs. used      2002-03-16  
   last obs. used      2020-04-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50667  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-21 10:30:58  

Additional Information
 Earth MOID = 1.73557 au 
 Jupiter MOID = 2.21418 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 16.1   n/a MPO418210  

226873 (2004 TU78)          Discovered 2004-Oct-04 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
1932-Sep-25 10:37 00:05 Juno 0.0434685228954072 0.0434632735678397 0.0434738046056459 6.97833648746972 6.97833644736281 2426975.942675032 4.62280100944544 1981.73563586921 80.2177686457082 -82.747934778593 80389.7660916783 T 16 CATAB v2.0f-lin.ifort 2020-May-21 10:31:00 2020-May-21 10:31
2157-Nov-13 13:47 00:04 Thisb 0.0256078177284955 0.0256041229801109 0.0256117025237007 3.92001424848988 3.92001418056724 2509205.074198413 3.75941351372509 4079.89973202421 98.4279948200681 -87.7342611609395 38866.7610947409 T 16 CATAB v2.0f-lin.ifort 2020-May-21 10:31:00 2020-May-21 10:31

Alternate Designations
 2004 TU78 = 2002 FS12 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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