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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 ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2451257610593289 8.0415e-08  
a 2.419216872315961 2.055e-08 AU
q 1.826204495321942 2.0264e-07 AU
i 5.258641922182398 8.2255e-06 deg
node 14.89808476433057 7.4968e-05 deg
peri 1.617407020369972 7.674e-05 deg
M 345.412141781762 2.1403e-05 deg
tp 2457056.192878344858
(2015-Feb-02.69287835)
8.2265e-05 JED
period 1374.392039201663
3.76
1.7512e-05
4.795e-08
d
yr
n .2619339968013141 3.3375e-09 deg/d
Q 3.01222924930998 2.5588e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      395  
   data-arc span      9431 days (25.82 yr)  
   first obs. used      1988-10-07  
   last obs. used      2014-08-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .47368  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Aug-13 15:42:20  

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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