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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 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2427552234069371 6.2139e-08  
a 2.312367606052794 1.2772e-08 AU
q 1.751028291246484 1.441e-07 AU
i 4.550255821840426 6.436e-06 deg
node 340.6000915000333 6.0392e-05 deg
peri 17.77889208248783 6.1376e-05 deg
M 217.2338720129898 1.3853e-05 deg
tp 2457309.838402918400
(2015-Oct-14.33840292)
5.278e-05 JED
period 1284.35104065656
3.52
1.0641e-05
2.913e-08
d
yr
n .2802971996004832 2.3222e-09 deg/d
Q 2.873706920859104 1.5872e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      1040  
   data-arc span      12305 days (33.69 yr)  
   first obs. used      1980-10-14  
   last obs. used      2014-06-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .51989  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Jul-14 12:17:49  

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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