| Line 125: | Line 125: | ||
== references == | == references == | ||
* [https://en.wikipedia.org/wiki/International_Space_Station wikipedia: International Space Station] | * [https://en.wikipedia.org/wiki/International_Space_Station wikipedia: International Space Station] | ||
* [https://en.wikipedia.org/wiki/Two-line_element_set two-line element set (TLE)] | * [https://en.wikipedia.org/wiki/Two-line_element_set wikipedia: two-line element set (TLE)] | ||