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Range:
This
setting allows you to specify the time frame for the chart.
Certain time frames are set to use varying default plot
periods. As a general rule, the intermediate ranges (3
and 6 months) and long-term line charts use daily price
plot periods, while long-term bar and candlestick charts
(2 year and onward) typically use 1-week or even 1-month
periods. The 1-year bar and candlestick charts use 3-day
price plots. |
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Line
Type:
This
setting determines how the historical price data will
be plotted for a given chart. The following options
are
available:
- Line – Line
charts display closing price data for the selected
time frame as a simple linear plot.
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Bar – Bar
charts provide more data than line charts. Vector2000
uses OHLC bar charts, which stands for "Open
High Low Close". Each bar represents price
information for a discrete period of time. For
shorter chart ranges, the recommended period (detail)
is 1 day. For longer chart ranges the period might
be 3 days (for 1-year charts), 1 week (for 2-year
charts), or even 1 month (for 5-year charts). The
bars also convey important price information. The
left tick on each bar indicates the open price
for the period. The right tick indicates the closing
price for the period. The vertical length of the
bar represents the price range for the period.
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Candlestick – Candlesticks
are similar to bar charts in that they depict the
open, high, low, and closing prices. Each candlestick
represents one period (day, week, or month) and
consists of an upper shadow, a lower shadow, and
the body. The upper shadow (appearing as a vertical
line at the top part of the candlestick) represents
the highest price for the period, while the lower
shadow indicates the low point for the period.
The candlestick body (the "squarish" section
of the candlestick) is solid when the close is
less than the open and empty when the close is
greater than the open. The top of the body indicates
the opening price if the candle is solid or the
closing price if the body is empty.
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Scale:
This
option allows you to select the type of y-axis used for
a chart. The two options available are linear and logarithmic.
In a logarithmic scale, the distance between each unit
of distance reflects an equal percentage change. Logarithmic
scales usually allow for more meaningful comparisons over
longer periods of time, whereas linear charts are preferable
for shorter time frames. |
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| Fibonacci
Retracements |
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The
Fibonacci number sequence (1,2,3,5,8,13,21,34,55,89,...)
is constructed by adding the first two numbers to arrive
at the third. The ratio of any number to the next number
is 61.8 percent, which is a popular Fibonacci retracement*
number. The inverse of 61.8 percent is 38.2 percent, also
used as a Fibonacci retracement number. It is the ratio of
the Fibonacci sequence that is important and valuable, not
the actual numbers in the sequence.
* A decline that retraces a portion of a previous advance, or an advance
that retraces a portion of a previous decline, is a retracement. Retracements
typically cover 1/3 to 2/3 of the previous move, and a retracement of
more than 2/3 typically signals a trend reversal.
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| Support & Resistance
(SR) |
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Support1 and
resistance2 represent key junctures where the
forces of supply and demand meet. In the financial markets,
prices are driven by excessive supply (down) and demand (up).
Supply is synonymous with bearish, bears and selling. Demand
is synonymous with bullish, bulls and buying. As demand increases,
prices advance and as supply increases, prices decline. When
supply and demand are equal, prices move sideways as bulls
and bears slug it out for control.
1Support is the price level at which demand
is thought to be strong enough to prevent the price
from declining further. The logic dictates that as
the price declines towards support and gets cheaper,
buyers become more inclined to buy and sellers become
less inclined to sell. By the time the price reaches
the support level, it is believed that demand will
overcome supply and prevent the price from falling
below support.
2Resistance is the price level at which selling
is thought to be strong enough to prevent the price from
rising further. The logic dictates that as the price
advances towards resistance, sellers become more inclined
to sell and buyers become less inclined to buy. By the
time the price reaches the resistance level, it is believed
that supply will overcome demand and prevent the price
from rising above resistance.
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| Swing
Index, Accumulative (ASI) |
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Information
has been compiled from various sources, including Technical
Traders Guide to Computer Analysis of the Futures Market by
Charles LeBeau, and Technical Analysis of the Financial Markets and
The Visual Investor by John Murphy.
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