View of the sky using a wide field camera at Ladd Observatory. The exposure time is 10 seconds. The bright streak to the left of center is a <a href="https://en.wikiversity.org/wiki/en:w:satellite_flare" class="extiw" title="wikiversity:en:w:satellite flare">en:w:satellite flare</a> from <a href="https://en.wikiversity.org/wiki/en:w:Iridium_(satellite)" class="extiw" title="wikiversity:en:w:Iridium (satellite)">Iridium 39</a> which has an <a href="https://en.wikiversity.org/wiki/en:w:apparent_magnitude" class="extiw" title="wikiversity:en:w:apparent magnitude">en:w:apparent magnitude</a> of about -5.
<bdi><a href="https://en.wikipedia.org/wiki/en:Ladd_Observatory" class="extiw" title="w:en:Ladd Observatory"><span title="astronomical observatory at Brown University">Ladd Observatory</span></a>
</bdi>
<span class="int-own-work" lang="en">Own work</span><br>  originally from <a rel="nofollow" class="external free" href="http://thuban.physics.brown.edu/skycam/">http://thuban.physics.brown.edu/skycam/</a>