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73678 (1988 TY)
Classification: Main-belt Asteroid          SPK-ID: 2073678
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2456800.5 (2014-May-23.0) TDB
Reference: JPL 7 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2452075076994654 9.9457e-08  
a 2.419410764892611 2.6414e-08 AU
q 1.826153081132037 2.4024e-07 AU
i 5.258472057181214 1.1079e-05 deg
node 14.90235168785352 7.7077e-05 deg
peri 1.612237662602369 7.9176e-05 deg
M 293.0362437946537 2.5888e-05 deg
tp 2457056.181994640716
(2015-Feb-02.68199464)
0.00010244 JED
period 1374.557272271251
3.76
2.2511e-05
6.163e-08
d
yr
n .2619025101843546 4.2891e-09 deg/d
Q 3.012668448653185 3.2891e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      376  
   data-arc span      9359 days (25.62 yr)  
   first obs. used      1988-10-07  
   last obs. used      2014-05-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .47763  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Jun-16 15:38:47  

Additional Information
 Earth MOID = .826275 AU 
 T_jup = 3.467 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.7 mag n/a MPO263903  

73678 (1988 TY)          Discovered 1988-Oct-13 by Ueda, S., Kaneda, H. at Kushiro (399)
Reference: 20040415/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1988 TY = 2003 SM16 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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