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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 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2451257672219096 7.8529e-08  
a 2.41921687421552 1.9944e-08 AU
q 1.826204481847251 1.9901e-07 AU
i 5.258640809453515 7.5001e-06 deg
node 14.89808102067795 7.4082e-05 deg
peri 1.617411503276894 7.5837e-05 deg
M 345.412140095555 2.0865e-05 deg
tp 2457056.192884847979
(2015-Feb-02.69288485)
8.0186e-05 JED
period 1374.392040820414
3.76
1.6996e-05
4.653e-08
d
yr
n .2619339964928098 3.239e-09 deg/d
Q 3.01222926658379 2.4833e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      403  
   data-arc span      9451 days (25.88 yr)  
   first obs. used      1988-10-07  
   last obs. used      2014-08-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .47049  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Sep-12 15:20:06  

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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