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ABOUT
THESE VIDEOS • Aurora Replays
are short, downloadable videos showing the natural motion
of auroras using time-lapse digital photography. Created
by James Pugsley of Yellowknife, Canada, this footage
is used to monitor geomagnetic activity in Earth's upper
atmosphere. For more information or to request a hi-resolution
copy of an Aurora Replay for educational purposes, e-mail
your name, telephone number, organization and how the
video will be used to info@astronomynorth.com.
Watch for regular updates to this page throughout the
2007/08 aurora viewing season.
ARCHIVES • 2008
•
2007 •
2006 |
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December
19, 2006
A substorm erupts after an hour of calm in Dettah,
near Yellowknife. Turbulence in the atmosphere reduced the clarity
of these auroras, but the performance was still impressive.
TIME: 00h13 / 00h52 Mountain
LOCATION: Dettah
DIRECTION: North
REPLAY (1.0MB) |
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December
11, 2006
Surges of activity ignite, filling the skies
with red, green and yellow for over an hour. This footage is
taken below the Yellowknife River bridge. See if you can count
how many cars go whizzing by.
TIME: 22h51 / 23h50 Mountain
LOCATION: Yellowknife River
DIRECTION: South
REPLAY (1.9MB) |
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December
5, 2006
The second video of the night features a full
moon, gentle aurora and cool, clear skies. What you can't see
is the frigid temperature – a spectacular -35 degrees.
TIME: 21h44 / 22h17 Mountain
LOCATION: Old Town
DIRECTION: South
REPLAY (1.3MB) |
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December
5, 2006
An active week on the Sun leads to night after
night of activity above Yellowknife Bay. This auroral display
was just bright enough to compete with a full moon.
TIME: 19h18 / 19h48 Mountain
LOCATION: Fraser Tower
DIRECTION: East
REPLAY (1.4MB) |
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December
1, 2006
A gentle auroral arc slowly combs the sky on
a cold December night in Yellowknife. Captured using a fisheye
lens.
TIME: 22h52 / 23h21 Mountain
LOCATION: Fraser Tower
DIRECTION: Northeast
REPLAY (2.4MB) |
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October
23, 2006
As clouds fly past this Fraser Tower vantage
point and moisture covers the city, auroras casually swirl above
Yellowknife Bay. Recorded in two parts.
TIME: 23h18 / 00h37 Mountain
LOCATION: Fraser Tower
DIRECTION: Northeast
REPLAY 1 (1.7MB)
REPLAY 2 (1.8MB) |
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October
13, 2006
This footage, recorded from an elevated position
along the Ingraham Trail, shows classic substorm activity
approximately 100 kilometres above the glow of Yellowknife.
TIME: 23h09 / 00h28 Mountain
LOCATION: Ingraham Trail
DIRECTION: South
REPLAY (1.6MB)
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October
12, 2006
The skies above Con Mine and Yellowknife Bay
fill with slow moving auroral bands just prior to a five hour
period of significant electron flux detected in Earth's exosphere.
TIME: 1h16 / 3h40 Mountain
LOCATION: Fraser Tower
DIRECTION: Southeast
REPLAY (2.1MB)
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September
23, 2006
Two lively auroral arcs stretch East to West
above Yellowknife's Con Mine. Clouds and stars sweep across
the sky, adding contrast and depth to an extraordinary hour
of auroras.
TIME: 21h21 / 21h56 Mountain
LOCATION: Fraser Tower
DIRECTION: Southeast
REPLAY (2MB)
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September
16, 2006
High above the capital a September aurora flows
into the eastern sky, reflecting nicely on Yellowknife Bay.
The longest Aurora Replay yet!
TIME: 22h40 / 00h06 Mountain
LOCATION: Fraser Tower
DIRECTION: Northeast
REPLAY (2MB)
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April
22, 2006
A bright auroral substorm sweeps over downtown
Yellowknife. Watch as a plane approaches the city and lands
near the end of the video.
TIME: 22h41 / 23h45 Mountain
LOCATION: Fraser Tower
DIRECTION: West
REPLAY (968KB) |
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April
14, 2006
A full moon mixes with a vibrant auroral arc
above Yellowknife Bay on Great Slave Lake. Traffic from the
nearby community of Dettah can be seen driving along the ice
road to Yellowknife.
TIME: 23h04 / 00h26 Mountain
LOCATION: Fraser
Tower
DIRECTION: East
REPLAY (3MB)
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March
6, 2006
A substorm swirls above the rocky bluffs of Vee
Lake near Yellowknife. The making of this video was featured
on a CBC national broadcast in March.
TIME: 23h11 / 00h54 Mountain
LOCATION: Vee
Lake
DIRECTION: Northeast
REPLAY (712KB) |
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February
20 , 2006
This surge of activity shows the fluid nature
of the particles as they collide with Earth's atmosphere. Passing
vehicles illuminate the foreground along the Ingraham Trail.
TIME: 22h55 / 23h37 Mountain
LOCATION: Ingraham
Trail
DIRECTION: West
REPLAY (912KB) |
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