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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 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2451257684067176 7.7868e-08  
a 2.419216874551274 1.963e-08 AU
q 1.826204479234395 1.978e-07 AU
i 5.258641273760657 7.1682e-06 deg
node 14.89808343313618 7.3086e-05 deg
peri 1.617409364559123 7.4867e-05 deg
M 345.4121396287947 2.0546e-05 deg
tp 2457056.192886641550
(2015-Feb-02.69288664)
7.8957e-05 JED
period 1374.392041106534
3.76
1.6728e-05
4.58e-08
d
yr
n .2619339964382806 3.188e-09 deg/d
Q 3.012229269868153 2.4441e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      411  
   data-arc span      9478 days (25.95 yr)  
   first obs. used      1988-10-07  
   last obs. used      2014-09-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .46611  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Oct-09 16:26:18  

Additional Information
 Earth MOID = .827626 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 15.8 mag n/a MPO302454  

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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