Russian Su-57 Aircraft Thread (PAK-FA and IAF FGFA)

Air Force Brat

Brigadier
Super Moderator
Touchiness is relative. Maybe you misinterpreted my attempt to make clear how inappropriate it is to involve J-20 into this thread, and on a topic that will not yield meaningful discussion due to the complete absolute lack of details.

Snoopers having a field day may be what the Russians are trying to do with Su-57. There are F-35 and F-22s operating around the area. Why not test passive sensors while switching off everything that can give away Su-57 details? BTW I wonder what the NATO designation for Su-57 is/will be.


Deino raised the issue of the lack of a Luneberg lense use by the SU-57?? The Su-57 is the only supposed 5th Gen that has never been observed flying with the small lense that enhances the radar return, hence the comparison with the J-20..and the FC-31, F-35, and F-22 which always fly with the lense when they are operating in proximity to other traffic,

so it's not inappropriate to ask the question why?

almost every objective evaluation of the SU-57 has concluded that its external configuration is not very L/O, so the natural extention is that the SU-57 is quite visible on radar, in fact the Russians have acknowledged that, and suggested that the Su-57 has some version of "electronic cloaking".
 

Air Force Brat

Brigadier
Super Moderator
didn't see posted the official which is
Su-57 fifth-generation fighter jets successfully tested in Syria

More:
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So, no snarky comments? no questioning what was tested, no doubts about what this was all about, 2 days in Syria, sounds like a cheap novel, "yes, we were there for some time, two days"??

hence my point, that you post these reports with absolute trust, but you're skeptical of anything LockMart says about the F-35 that might be a positive development,, now the Russians are never going to share information with any sort of Candor that is demanded of Walmart?? are they??
 

Lethe

Captain
almost every objective evaluation of the SU-57 has concluded that its external configuration is not very L/O, so the natural extention is that the SU-57 is quite visible on radar

And yet I've never actually seen a detailed evaluation that draws this conclusion, just lots of sniping from American and Chinese posters who are clearly channelling their own biases for nationalist reasons.
 

ougoah

Brigadier
Registered Member
Deino raised the issue of the lack of a Luneberg lense use by the SU-57?? The Su-57 is the only supposed 5th Gen that has never been observed flying with the small lense that enhances the radar return, hence the comparison with the J-20..and the FC-31, F-35, and F-22 which always fly with the lense when they are operating in proximity to other traffic,

so it's not inappropriate to ask the question why?

almost every objective evaluation of the SU-57 has concluded that its external configuration is not very L/O, so the natural extention is that the SU-57 is quite visible on radar, in fact the Russians have acknowledged that, and suggested that the Su-57 has some version of "electronic cloaking".

Read the man's post again. Why bring J-20 into the discussion and not F-35 and F-22 as well then?? Those American planes have also been spotted with luneburg lenses. So why would he just "beg the question whether J-20 has some ECM"?? What has any of these other planes got to do with an alleged ECM on Su-57 that can cloak the fighter in some EM spectrum. BTW this is a totally idiotic thing to suggest. Okay so Su-57 is not stealthy in the league of the others. Therefore it must have something better up its sleeves. Ahh we have confirmation of this because it wasn't spotted with luneburg lense. Therefore it should have ECM. This somehow logically becomes, J-20 may not have ECM if luneburg lense were spotted. What kind of reasoning is this? It's not even a valid point of discussion given the topic of this thread. Yet some people just feel compelled to bring anything Chinese in to the discussion when it is a negative or potentially negative point (I remember heaps of online posters suggest the PLAAF Y-8 crash was actually a C919 prototype. They spread that bs like it was a fact and evil commie chinese are hiding the truth. This is the humanity we have to deal with but so be it). I responded the way I did because I'm sick of hearing everything negative on anything Chinese being brought to everyone's attention. I'm not wrong in saying J-20 is totally off topic and even then, the reasoning behind it is stupid. I'll reiterate for those who are intellectually challenged. Just because an aircraft sports luneburhg lenses does not mean it does not have ECM or other electronic means of spoofing sensors. Just because a fighter is spotted without LL, does not necessarily mean it does have ECM. That simple. Rest is off topic. Leave J-20 out.
 

ougoah

Brigadier
Registered Member
And yet I've never actually seen a detailed evaluation that draws this conclusion, just lots of sniping from American and Chinese posters who are clearly channelling their own biases for nationalist reasons.

Su-57 has the shaping and elements of stealth fighters ie internal bays, passive sensors, LPI AESA radar(s). It is obvious enough to the naked eye that it is not a stealthy fighter though. Slightly exposed fan blades (fanboys will say they have miracle spray that hides those blades despite academic literature showing those sprays do not work well in high temperatures), protruding 4th gen probes all over the place (no excuses thought up by fanboys yet), surface detail similar to su-35 level (fanboys will ignore this but check out how smooth the surface of F-35 and J-20 are and compare it to Su-57 which almost as bad as the old Mig-31s), vents under the belly, protruding fins, two piece canopy, less stealthy intakes. It may be a better fighter than the others (who knows what it's capable of) but it certainly seems to be less stealthy. That point is almost undeniable but of course die-hard fanboys simply MUST object. Maybe it does have an ECM system that takes Dassault's SPECTRA to new heights but if they did, you can bet everything that the Americans and Chinese will also have the ability to do so. These guys lead military electronics more so than Russia and France.
 

ougoah

Brigadier
Registered Member
Su-57's short placement in Syria reveals that its mission there was more likely to test its sensors. We know they won't risk valuable prototypes on actual bombing and air support/ combat missions. Attack can be done more effectively by older cheaper assets that carry more load. Air superiority with experienced F-22s in the area is suicidal even if those prototypes are capable of it. F-35 and F-22 may be enhancing their signatures while Su-57 is snooping. They may even do a better snooping job than Su-57 + A-50 combo. The whole point of sending it there seems to be without benefit to the Russian side. So why did they do it then? It's not for actual fighting or effective snooping. Combined with a short stay. Maybe this is a PR move for the benefit of the Indians. A chance to add to the sales pitch. It's "combat tested" now. Not sure if the Indians will buy that. If that was indeed the move, they have really insulted the intelligence of the Indians by thinking something like this will work.
 
So, no snarky comments? no questioning what was tested, no doubts about what this was all about, 2 days in Syria, sounds like a cheap novel, "yes, we were there for some time, two days"??

hence my point, that you post these reports with absolute trust, but you're skeptical of anything LockMart says about the F-35 that might be a positive development,, now the Russians are never going to share information with any sort of Candor that is demanded of Walmart?? are they??
LOL!
Brother, I don't even repost TASS texts, if you knew Russian, you'd be aware of the phrase ТАСС уполномочен заявить

in English 'willing suspension of disbelief' is close (but of course isn't a translation LOL
 

Deino

Lieutenant General
Staff member
Super Moderator
Registered Member
Another interesting image ... RF-81775 was allegedly:

First Sukhoi Su-57 in service with Russian Air Force, has been to Syria. First one to wear RF- registration.

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But I agree with "Red Samovar" that it is most likely a slightly modified T50-11:

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RuAF T50-xx - 20180307 - 1.jpg T50-09 - 11 + xx.jpg
 
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