CV-17 Shandong (002 carrier) Thread I ...News, Views and operations

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taxiya

Brigadier
Registered Member
Or maybe “Chinese fan boys” more and more of you wet dreamers are appearing on SDF bringing down the standard
Or you should read more than belittle others as "fan boys"?
Are you aware of the ongoing Jilin satellite constellation that is being constructed by China as we speak? Or you will call this American company "
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" (doing/proposing same thing) as Fan boy?
Here are something for you to read
ONE of China's CIVILIAN project "Jilin constellation".
1. Some (not complete) count of operational sats.
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2. Article in English
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The Jilin-1 video constellation satellites each weigh around 95 Kilograms (1st generation) / 208 Kilograms (2nd generation) and measure 1.2 by 1.1 meters in size, hosting a camera system capable of achieving a ground resolution of 1.13 meters, covering a frame of 4.3 by 2.4 Kilometers. Imagery from the Jilin-1 constellation is offered on the commercial market and is hoped to find application in a number of areas such as forecasting and mitigation of natural disasters, resource exploration and various monitoring tasks.

With eight video satellites in orbit, Jilin-1 is halfway to its initial goal of a 16-satellite constellation to support a revisit time of four hours for any given target on the ground.

Expansion to sixteen constellation members is hoped to be complete by 2019 when the project will head into its second ambitious phase to push to a sixty-satellite constellation for global refresh rate of 30 minutes and the ultimate goal for the 2030 time frame will be a 138-satellite system with a revisit rate of ten minutes.

Summarize and update according to Chinese language sources:
  1. First phase by 2020, 60 satellites in orbit to reach less than 30 minutes revisit rate for any point of the global.
  2. Second (final) phase by 2030, 138 satellites in orbit to reach less than 10 minutes revisit of any point.
  3. Frame width is 19km today.
A US carrier's top speed is 30knots/56kmh. In 10 minutes it can travel at most 9.3km. It is still within the video frame of 19km of the next revisiting satellite. And it looks like this, and it is live video
jilin1.jpg

Yes, that is 2030 with 138 sats. The minimum revisiting rate to keep a carrier in the frame of 19km is 56km*20/60=18.6 minutes. Most importantly, China does not need to revisit Antarctic that frequent as China doesn't care if USN went there. So China just need to put limited number of sats (60 by 2020) on orbits that covers Asia-Pacific to have a live show of USN ships. That is a reality in 2 years.
 

Hendrik_2000

Lieutenant General
The satellite image identified by
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confirms that the 2nd Chinese aircraft carrier is in the second Bohai Bay test area, as disclosed in LN-0301. This 4th exit will last until 11/01 at least.
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East Pendulum added,
Dv_RMbJVAAAds2K.jpg

卫 纳 夜 格 @Raj @ rajfortyseven
# China # PLAN # CV17 TBN # Shandong undergoing fourth sea trial yesterday. Moving at very slow speed, almost stationary. Possibly for training of new batch pilots at # Huangdicun ??
0 replies1 retweet4 likes
 

asif iqbal

Lieutenant General
Thanks taxiya that was actually a pretty good post

Rather than usual rubbish posted by fanboys

I am happy to be convinced and educated that’s why we are here on SDF to learn

I will now change my position from “impossible” to “possible”

My point was there’s a big resource gap between snap shot of one carrier image to 24/7 surveillance and continuous tracking

Certainly interesting if standard of communication is maintained at good level between members
 

Bhurki

Junior Member
Registered Member
Thanks taxiya that was actually a pretty good post

Rather than usual rubbish posted by fanboys

I am happy to be convinced and educated that’s why we are here on SDF to learn

I will now change my position from “impossible” to “possible”

My point was there’s a big resource gap between snap shot of one carrier image to 24/7 surveillance and continuous tracking

Certainly interesting if standard of communication is maintained at good level between members
I actually literally wrote "revisit time of 30 minutes" and you discarded it without even batting an eyelid. Please don't discourage people to put forward info they share just because you lack the evidence to prove it to yourselves. For 24/7 surveillance, many satellites have been proposed like Airbus' GO3S, and gaofen 4 is surely a stepping stone to deploying a more advanced geostationary optical/ir recon satellites.
 

asif iqbal

Lieutenant General
No one mentioned the Jilin satellite constellation with revisit rates, further even a photo of USN carrier in port taken by commercial Chinese satellite in HD

And that they “will” have the capability bit different to saying they currently “do” have
 
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Intrepid

Major
This may be a position where the ship waits for the take-off of the next aircraft formation. After departure, it then begins to steer with high speed against the wind to represent an exercise platform.
 

Deino

Lieutenant General
Staff member
Super Moderator
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... and now it would be interesting to see the flight deck, if there are some tyre-marks from landings. :)
 
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