Yup, something to do with weight
And it's ability to land in the Indian Ocean within the specified zone, more weight means it will come down sooner, thus the vent. Guess they top off the ET with a little extra just in case
Space/Science » in reply to is this normal?
And it's ability to land in the Indian Ocean within the specified zone, more weight means it will come down sooner, thus the vent. Guess they top off the ET with a little extra just in case