Observer | |
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Name | Kenneth S |
Experience Level | 5/5 |
Remarks | I have been an active observer of the night sky for 25+ years, using a variety of telescopes for imaging and observing. See http://www.trivalleystargazers.org/ken/ST-2000XM/ST-2000XM.html |
Location | |
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Address | Dublin, CA |
Latitude | 37° 43' 32.9'' N (37.725806°) |
Longitude | 121° 54' 39.29'' W (-121.910913°) |
Elevation | 116.888412m |
Time and Duration | |
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Local Date & Time | 2015-10-04 19:24 PDT |
UT Date & Time | 2015-10-05 02:24 UT |
Duration | ≈3.5s |
Direction | |
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Moving direction | From right to left |
Descent Angle | 270° |
Moving | |
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Facing azimuth | 270° |
First azimuth | 310° |
First elevation | 40° |
Last azimuth | 230° |
Last elevation | 40° |
Brightness and color | |
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Stellar Magnitude | -11 |
Color | Blue, White |
Concurrent Sound | |
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Observation | No |
Remarks | - |
Delayed Sound | |
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Observation | No |
Remarks | - |
Persistent train | |
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Observation | Yes |
Duration | 3s |
Length | 50° |
Remarks | From start to finish the duration was about 4-5 seconds. It started out glowing white, but intensified greatly to a blue glow, during which at least 3 dimmer pieces, reddish in color, fell off. The glow changed back to a dimmer white and then dimmed with a bit of a flash at the end. The beginning white trail and the blue trail together lingered for a few seconds, but were gone before the event terminated. |
Terminal flash | |
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Observation | Yes |
Remarks | The terminal flash was present, but not pronounced. |
Fragmentation | |
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Observation | Yes |
Remarks | While the fireball was showing the blue glow at least 3 dimmer pieces, reddish in color, fell off. |