Author Topic: LIVE: IRNSS-1I - PSLV-XL (C41) - April 11, 2018 (22:34 UTC)  (Read 24222 times)

Offline Steven Pietrobon

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Re: LIVE: IRNSS-1I - PSLV-XL (C41) - April 11, 2018 (22:34 UTC)
« Reply #140 on: 04/11/2018 10:46 pm »
T+11 minutes. Fourth stage performance normal.
« Last Edit: 04/11/2018 10:47 pm by Steven Pietrobon »
Akin's Laws of Spacecraft Design #1:  Engineering is done with numbers.  Analysis without numbers is only an opinion.

Offline ZachS09

Because the Falcon Heavy Test Flight was successful, it has inspired thousands of people to consider changing the future of space travel.

Offline Steven Pietrobon

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Re: LIVE: IRNSS-1I - PSLV-XL (C41) - April 11, 2018 (22:34 UTC)
« Reply #142 on: 04/11/2018 10:47 pm »
T+12 minutes.
« Last Edit: 04/11/2018 10:48 pm by Steven Pietrobon »
Akin's Laws of Spacecraft Design #1:  Engineering is done with numbers.  Analysis without numbers is only an opinion.

Offline ZachS09

Five and a half minutes of powered flight remaining.

Fourth stage performance continues to be normal.
Because the Falcon Heavy Test Flight was successful, it has inspired thousands of people to consider changing the future of space travel.

Offline Steven Pietrobon

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Re: LIVE: IRNSS-1I - PSLV-XL (C41) - April 11, 2018 (22:34 UTC)
« Reply #144 on: 04/11/2018 10:48 pm »
T+13 minutes.
Akin's Laws of Spacecraft Design #1:  Engineering is done with numbers.  Analysis without numbers is only an opinion.

Offline ZachS09

Because the Falcon Heavy Test Flight was successful, it has inspired thousands of people to consider changing the future of space travel.

Offline ZachS09

T+15 minutes.
Because the Falcon Heavy Test Flight was successful, it has inspired thousands of people to consider changing the future of space travel.

Offline Steven Pietrobon

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Re: LIVE: IRNSS-1I - PSLV-XL (C41) - April 11, 2018 (22:34 UTC)
« Reply #147 on: 04/11/2018 10:49 pm »
T+15 minutes.
Akin's Laws of Spacecraft Design #1:  Engineering is done with numbers.  Analysis without numbers is only an opinion.

Offline worldtimedate

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Re: LIVE: IRNSS-1I - PSLV-XL (C41) - April 11, 2018 (22:34 UTC)
« Reply #148 on: 04/11/2018 10:50 pm »
Fourth Stage performance is normal. The vehicle is at 3444.1 km downrange, at Altitude of 201.4 km, and azimuth of 104.8 degree

Offline ZachS09

Because the Falcon Heavy Test Flight was successful, it has inspired thousands of people to consider changing the future of space travel.

Offline Steven Pietrobon

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Re: LIVE: IRNSS-1I - PSLV-XL (C41) - April 11, 2018 (22:34 UTC)
« Reply #150 on: 04/11/2018 10:50 pm »
T+16 minutes.
Akin's Laws of Spacecraft Design #1:  Engineering is done with numbers.  Analysis without numbers is only an opinion.

Offline ZachS09

Flight of the PSLV continues to be normal.

Both fourth stage engines still producing the required thrust to inject the IRNSS 1I satellite into the sub-GTO orbit.
« Last Edit: 04/11/2018 10:52 pm by ZachS09 »
Because the Falcon Heavy Test Flight was successful, it has inspired thousands of people to consider changing the future of space travel.

Offline Steven Pietrobon

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Re: LIVE: IRNSS-1I - PSLV-XL (C41) - April 11, 2018 (22:34 UTC)
« Reply #152 on: 04/11/2018 10:52 pm »
T+17 minutes.
Akin's Laws of Spacecraft Design #1:  Engineering is done with numbers.  Analysis without numbers is only an opinion.

Offline ZachS09

Coming up on fourth stage engine shutdown.
Because the Falcon Heavy Test Flight was successful, it has inspired thousands of people to consider changing the future of space travel.

Offline Steven Pietrobon

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Re: LIVE: IRNSS-1I - PSLV-XL (C41) - April 11, 2018 (22:34 UTC)
« Reply #154 on: 04/11/2018 10:52 pm »
T+18 minutes.
Akin's Laws of Spacecraft Design #1:  Engineering is done with numbers.  Analysis without numbers is only an opinion.

Offline ZachS09

T+18 minutes, 43 seconds. Fourth stage engine shutdown confirmed.

Actual orbital parameters:

Perigee: 281.5 kilometers
Apogee: 20,730 kilometers
« Last Edit: 04/11/2018 11:03 pm by ZachS09 »
Because the Falcon Heavy Test Flight was successful, it has inspired thousands of people to consider changing the future of space travel.

Offline Steven Pietrobon

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Re: LIVE: IRNSS-1I - PSLV-XL (C41) - April 11, 2018 (22:34 UTC)
« Reply #156 on: 04/11/2018 10:53 pm »
PS4 cutoff!
Akin's Laws of Spacecraft Design #1:  Engineering is done with numbers.  Analysis without numbers is only an opinion.

Offline worldtimedate

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Re: LIVE: IRNSS-1I - PSLV-XL (C41) - April 11, 2018 (22:34 UTC)
« Reply #157 on: 04/11/2018 10:53 pm »
Fourth Stage Engine is cutoff.

Offline Steven Pietrobon

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Re: LIVE: IRNSS-1I - PSLV-XL (C41) - April 11, 2018 (22:34 UTC)
« Reply #158 on: 04/11/2018 10:54 pm »
Spacecraft separation!
Akin's Laws of Spacecraft Design #1:  Engineering is done with numbers.  Analysis without numbers is only an opinion.

Offline ZachS09

T+19 minutes, 20 seconds. Payload deployment has occurred. And the Launch Conductor has announced a mission success.

Congrats to the Indian Space Research Organisation on the successful execution of PSLV-C41.
« Last Edit: 04/12/2018 11:42 am by ZachS09 »
Because the Falcon Heavy Test Flight was successful, it has inspired thousands of people to consider changing the future of space travel.

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