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7177 (1990 TF)
Classification: Main-belt Asteroid          SPK-ID: 2007177
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 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1933891129915664 9.1444e-08  
a 2.688814913731415 2.0013e-08 AU
q 2.168827382566402 2.4877e-07 AU
i 12.72577847885181 1.0822e-05 deg
node 332.9886049715877 2.595e-05 deg
peri 41.82366066697013 3.8913e-05 deg
M 116.595137619841 2.5369e-05 deg
tp 2456278.923845603825
(2012-Dec-17.42384560)
0.00011217 JED
period 1610.422350500067
4.41
1.798e-05
4.923e-08
d
yr
n .2235438423269604 2.4958e-09 deg/d
Q 3.208802444896429 2.3883e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      807  
   data-arc span      16700 days (45.72 yr)  
   first obs. used      1968-08-27  
   last obs. used      2014-05-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .5314  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Jun-16 13:36:32  

Additional Information
 Earth MOID = 1.18359 AU 
 T_jup = 3.311 
[ 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 13.0 mag n/a MPO250280  

7177 (1990 TF)          Discovered 1990-Oct-09 by McNaught, R. H. at Siding Spring (413)
Reference: DISCOVERY.DBLast Updated: 2003-08-29

Alternate Designations
 1990 TF = 1968 QS 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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