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7748 (1987 TA)
Classification: Main-belt Asteroid          SPK-ID: 2007748
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2456800.5 (2014-May-23.0) TDB
Reference: JPL 6 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2427551896283013 6.7172e-08  
a 2.312367589661446 1.1873e-08 AU
q 1.751028356942844 1.5608e-07 AU
i 4.550251023419899 6.947e-06 deg
node 340.6001810968242 6.3961e-05 deg
peri 17.77882074324733 6.4991e-05 deg
M 217.2338675813853 1.3632e-05 deg
tp 2457309.838413313067
(2015-Oct-14.33841331)
5.1631e-05 JED
period 1284.351027000268
3.52
9.8922e-06
2.708e-08
d
yr
n .2802972025808368 2.1589e-09 deg/d
Q 2.873706822380049 1.4756e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      1022  
   data-arc span      12229 days (33.48 yr)  
   first obs. used      1980-10-14  
   last obs. used      2014-04-08  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .55151  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Apr-17 13:53:16  

Additional Information
 Earth MOID = .746381 AU 
 T_jup = 3.540 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 13.8 mag n/a MPO263418  

7748 (1987 TA)          Discovered 1987-Oct-12 by Niijima, T., Urata, T. at Ojima
Reference: DISCOVERY.DBLast Updated: 2003-08-29

Alternate Designations
 1987 TA = 1980 TP15 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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