Multiclass Difficulties in the Spotlight Again after iRacing Special Event

Mercedes-AMG GT3 Evo behind BMW M Hybrid V8 LMDh at Sebring in iRacign.jpg
The Nürburgring 24 Hour race in iRacing is a highlight on the Special Events calendar year after year – but it is also an extremely difficult event. This was also very much obvious in its 2023 edition, with controversy surrounding the Williams Esports overall win in the top split.

Image Credit: VCO

With over 13 hours to go, the leading #55 Williams Mercedes-AMG GT3 Evo came up behind the #10 MAHLE Racing Team car, which was leading the GT4 class at the time. As the faster Mercedes was trying to get past the Aston Martin Vantage GT4, it made contact with the rear of the lower-class vehicle at the Bellof-S, sending the Aston into the barriers at high speed.


It was not the only incident of this kind involving a Williams car, as their #77 Porsche Cup car took out the Grid-and-Go.com Esports Aston Martin that was in the lead in GT4 then, as well as themselves shortly before the halfway mark. The Porsche went on to finish in second place of its class, the Aston was retired.



Classes Need to Work Together​

The drama put the difficulties of mutliclass racing in the spotlight: Communication when lapping is key with slower classes involved, and patience of the faster classes is just as important – arguably, both incidents could have been avoided by waiting for a better opportunity for pulling off a safe overtake to present itself. On the other hand, the slower classes need to take care not to brake or lift off the throttle unexpectedly, especially on the racing line, in an overambitious try to make way for the faster cars. Both need to work together, especially if there are bigger speed deficits between classes like prototypes and GTs (as pictured above at Sebring).

Moritz Löhner, who is behind the virtual wheel for Mouz Esports in the RENNSPORT-based ESL R1, took to Twitter during the Nürburgring Special Event to share his thoughts on the multiclass race craft – or lack thereof – that was on display. Not referring to any incident in particular, the German criticized both the faster and slower class drivers, stating that "people don't know how to multiclass." His tweet sparked some discussion, but also received considerable amounts of positive feedback.


Separate License as Solution?​

How to combat these issues is a different, infinitely more difficult question, though. A separate multiclass safety rating has been among the suggestions, and it would likely help if iRacing could implement working indicators on cars that have them – GT3 and GT4 cars, for example, do race with them. This is represented in Assetto Corsa Competizione, althought multiclass events are not immune to these issues in ACC either.

Meanwhile, Williams Esports was not in the middle of a top-split endurance racing controversy for the first time this year: At the 24 Hours of Daytona, also in iRacing, it was revealed that they had run their BMW M Hybrid V8 below the yellow line and on the apron of the track during qualifying to gain time. Later, it looked evident that one of their GT3 entries sacrificed their own race in order to help their sister car, even waiting to exit the pits to come out in front of direct rivals. Williams responded to this by issuing an apology after investigating the incidents, stating that "accountability, integrity and regulation are key to the continued growth and sustainability of sim racing, and of the wider esports industry and we are committed to driving that forward."


Your Thoughts​

What do you think about the difficulties of multiclass racing? Have any suggestions on how to make it easier for the different classes to coexist on track? Let us know in the comments below!
About author
Yannik Haustein
Lifelong motorsport enthusiast and sim racing aficionado, walking racing history encyclopedia.

Sim racing editor, streamer and one half of the SimRacing Buddies podcast (warning, German!).

Heel & Toe Gang 4 life :D

Comments

:confused:That looked more amateurish over-selfish rookie driver than iR rookie open lobby. Doing this kind of completely unneccesary move in Bellof S is for the Kindergarten. I'm speechless.
I hope the eSport driver behind the wheel never ever is let on any real world track. Selfiness at its finest these years :unsure:
 
:confused:That looked more amateurish over-selfish rookie driver than iR rookie open lobby. Doing this kind of completely unneccesary move in Bellof S is for the Kindergarten. I'm speechless.
I hope the eSport driver behind the wheel never ever is let on any real world track. Selfiness at its finest these years :unsure:
Crash a sim car, zero dollars in damage. Crash a real GT3 car? $500,000
 
13h to go in
Then the GT3 would've probably disconnected before being able to punt the GT4 :p
13h to go in a 24h race on a heavy track like the Nords? It would be red-flagged for third time and they would probably be discussing the continuity of the event while Martin Haven would be doing his best to keep the audience entertained. (Based on true events, 6h of Nurburgring in that Virtual Wec thing)
 
Well..... what should I say....
The slower class cars have "right of way". It is the faster car, that needs to overtake in safely manner as the faster car can drive under normal circumstances much quicker around a corner.
Nevertheless the slower class cars need to drive predictable as much as possible, so that both cars lose "no time" :thumbsup:
 
imagine if this was Rfactor and not iRacing :rolleyes:
What difference would it made? it was still Williams fault regardless, unless you wanna buy the netcode argument that they pulled off which might be debatable in the second incident but absolutely not in the first one
 
Without being sarcastic then this multiclass scenario does pinpoint one of the qualitative differences between RL racing and virtual.
In RL multiclass races like LeMans 24H the drivers are constantly aware of the possibility of slower or faster cars.
But they are also helped with all the physical and visual signs of "this is real".
And economic signs as maybe the most urgent.
In the virtual world it dont cost you anything to behave like an idiot.:whistling:

That was one of the reasons I never bothered to participate in any multiclass race when I was an iRacing member. Because multiclass does invite to drive extra idiotic both as the slower driver but also as the faster.:cool:
 
imagine if this was Rfactor and not iRacing :rolleyes:
It´s not related to the sim. It´s related to the drivers and the code of conduct, that the team itself sets for their professional drivers.

We also had a 24h Race at the Nordschleife in rF2 last weekend (including cars from the Clio to GT3), and there have been also incidents like this, but that is simply related to the drivers, that wasn´t able to read or accept the rules, that the slower cars got the right of way at first while the faster class has to show a bit of patience.

I think the other side of the problem is, that a lot of drivers, won´t do some laps in a car of every other class, so you can judge better, which line is possible with the other cars and which move can´t work
 
Premium
It's not going to make any difference to have a different license when the incidents we are talking about involve good racers in top positions who undoubtedly would have had that license.

Any time I hear a solution I need to see that the solution would have solved the issue in discussion. In this case it would not have so what is the point.
 
For many seasons I ran the Nissan GTP next to the Audi A4 Quattros. I preferred driving the faster car so I could decide to make my moves and not have someone decide for me with the Quattro. Still it was sad to hear over the headphones whenever a GTP took out an Audi. There's no real penalty for screwing up, and usually the better drivers preferred the Audi's because they were so difficult to drive. I only think it works if they have stewards for championship races.
 
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I really do wonder if it's down to driver conduct, or stewards scrutiny. Our team has been racing in an entry level league which has LMDh and GT3, with minimal to no issues with faster cars passing traffic. The occasional crashes are accidents, which will and can always happen.

However, these big official events, where we compete against 2-3k iRating drivers, all with A4+ safety ratings, always turn it into a free-for-all crashfest. I guess people just care less when they know racecontrol/stewards don't have a direct eye on them?
 
Multi-class racing isn't for everyone, I see it all the time when I do it under License A, it's useless to have this license if you then behave as if you were in a single make. If you are in the fastest class you must be aware that when you are lapping someone from a slower class the others are also doing their race, at the same time the slower classes must try to get rid of those who want to lap them as soon as possible because, precisely , does nothing but put unnecessary pressure on the already difficult race in itself. It must be said that many on iRacing shouldn't even drive a tricycle since they believe who knows who is on the track, given that to overtake they hit anyone by sending them into the wall, a bit like on ovals, but that's another story ...
 
Splitting the classes would make little difference I'd say. You'd still have cars lapping other cars within any given class. So the potential for those incidents is still there.

I agree it's the fact that this is virtual racing. Other then a ruined race there is no risk in the virtual world. If your health or budget would be a factor you'd probably act different.
 
Splitting the classes would make little difference I'd say. You'd still have cars lapping other cars within any given class. So the potential for those incidents is still there.

I agree it's the fact that this is virtual racing. Other then a ruined race there is no risk in the virtual world. If your health or budget would be a factor you'd probably act different.
Agreed. I was in a GT3-only split last weekend and we not only saw faster cars doing stupid things: In one incident our driver was punted by a higher-rated driver in the GP hairpin when the higher-rated driver took the normal line out of the hairpin, failing to consider that our car was already on the normal line. In a second incident I was going through the Hoheneichen section (the beginning of the Nordschleiffe), and was slowed by traffic ( P4 and a car that was below us in the standings). The following car (P6) was too impatient and as we entered the right-hand turn to Quiddelbacher-Hohe the following car punted me. I managed to stay on track and even got by the slower cars because the two in front of me slowed when they bumped. At Kottenboom I let P6 and P4 get by me as there was room to let them pass safely. At that point I had clear track and set chase. By the time we were entering Tiergarten I was on them and passed both by T1. Two laps later I was 56 seconds ahead of both on the track.

It is not classes, license, iRating, etc. though they may play a small part. What it boils down to is a lack of substantive consequences and respect from faster drivers. And the failure to recognize that in a 24 hour race, especially on a track such as Nurburgring, patience is one of the most important virtues to winning, or placing well.

"Traffic giveth, and traffic taketh away...Impatience taketh away, not only from you but from others."
 
Well..... what should I say....
The slower class cars have "right of way". It is the faster car, that needs to overtake in safely manner as the faster car can drive under normal circumstances much quicker around a corner.
Nevertheless the slower class cars need to drive predictable as much as possible, so that both cars lose "no time" :thumbsup:
Exactly!

I think, a good thing is, to inform drivers just before the start, all rules to safe overtake.
 

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