Author: John
Space shuttle still on track for a launch in 30 minutes
Space Shuttle discovery is still on track for a launch at 11:43pm UTC. Weather is perfect and everything looks good. There is a sleeping bat attached to the external fuel tank however “The bat is not expected to…
Read More »Space Shuttle STS-119 still go for a Sunday Launch
After fixing a problem with leaking fuel, Space Shuttle Discovery is still go for Launch on Sunday the 15th March. Launch time is expected to be 23:43 UTC (Which is 19:43 EDT, or 12:43 Monday NZDT). More information…
Read More »TLEs – Calculation of the Julian Day Number (JDN)
This post is part of a series on understanding the meaning behind the values contained in a Two Line Element set, or Keplerian Elements. The main article is here. Calculation of the Julian Day Number (JDN) Julian day…
Read More »TLEs – International Designator (Piece)
This post is part of a series on understanding the meaning behind the values contained in a Two Line Element set, or Keplerian Elements. The main article is here. International Designator (Piece) This is a 3 letter code…
Read More »TLEs – International Designator (Launch number)
This post is part of a series on understanding the meaning behind the values contained in a Two Line Element set, or Keplerian Elements. The main article is here. International Designator (Launch Number) This is a three digit…
Read More »TLEs – International Designator (Year)
This post is part of a series on understanding the meaning behind the values contained in a Two Line Element set, or Keplerian Elements. The main article is here. International Designator (Year) This is a two digit number…
Read More »TLEs – Classification
This post is part of a series on understanding the meaning behind the values contained in a Two Line Element set, or Keplerian Elements. The main article is here. Classification This is a one character string designating the…
Read More »TLEs – Satellite Number
This post is part of a series on understanding the meaning behind the values contained in a Two Line Element set, or Keplerian Elements. The main article is here. Satellite Number This is a distinct incremental value is…
Read More »TLEs – Line Number
This post is part of a series on understanding the meaning behind the values contained in a Two Line Element set, or Keplerian Elements. The main article is here. Line Number Did you really need detail on this…
Read More »TLEs – Satellite Name
This post is part of a series on understanding the meaning behind the values contained in a Two Line Element set, or Keplerian Elements. The main article is here. Satellite Name Did you really need detail on this…
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