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ericrab
August 18th, 2019, 12:59
I was wondering what each of the 14 station weights corresponded to on Milton Shupe's FSX Native B-26B/C Martin Marauder. I wanted to reduce the takeoff weight by removing the bomb load, but I don't know which station to edit!

Eric Rabalais
Slidell, Louisiana USA

PhantomTweak
August 19th, 2019, 20:32
I can't find anything "official", and I hope to heck that if I'm wrong, Mr. Shupe will correct me, but given the weights shown in the aircraft.cfg, and the diagram of the bomb placement, it's Station #7. It looks like about 3,000 Lbs is the allowable bomb load, and it's location is at the plane's center point, fore/aft, left/right.

Remember, this is WAG on my part, but it seems to make sense, given the information I could find...
Pat☺

Milton Shupe
August 20th, 2019, 03:47
In my version of teh aircraft.cfg, the station loads are documented.

station_load.0= 180, 12.608, -1.800, 0.000 //Pilot
station_load.1= 180, 18.135, 0.000, 0.000 //Bombardier
station_load.2= 180, 6.725, -2.000, 0.000 //Radio Opr
station_load.3= 180, 6.725, 2.000, 0.000 //Navigator
station_load.4= 170, -14.017, 0.000, 0.000 //Turret Gunner
station_load.5= 170, -21.641, 0.000, 0.000 //Rear Gunner
station_load.6= 170, -29.594, 0.000, 0.000 //Rear Gunner
station_load.7= 3000, 0.200, 0.000, 0.000 //Bomb Load
station_load.8= 400, 19.535, 0.000, 0.000 //Bombardier Equipment/Gun/Ammo
station_load.9= 400, -21.641, 0.000, 0.000 //MG Ammo
station_load.10= 700, -6.518, 0.000, 0.000 //MG Ammo
station_load.11= 700, -6.594, 0.000, 0.000 //MG Ammo
station_load.12= 800, 6.825, 0.000, 0.000 //Radio/Nav Equipment
station_load.13= 180, 12.608, 1.800, 0.000 //Copilot

If you are not on a bomb run, you also may not need all the staff, guns, and ammo weight.

ericrab
August 20th, 2019, 06:41
In my version of teh aircraft.cfg, the station loads are documented.

station_load.0= 180, 12.608, -1.800, 0.000 //Pilot
station_load.1= 180, 18.135, 0.000, 0.000 //Bombardier
station_load.2= 180, 6.725, -2.000, 0.000 //Radio Opr
station_load.3= 180, 6.725, 2.000, 0.000 //Navigator
station_load.4= 170, -14.017, 0.000, 0.000 //Turret Gunner
station_load.5= 170, -21.641, 0.000, 0.000 //Rear Gunner
station_load.6= 170, -29.594, 0.000, 0.000 //Rear Gunner
station_load.7= 3000, 0.200, 0.000, 0.000 //Bomb Load
station_load.8= 400, 19.535, 0.000, 0.000 //Bombardier Equipment/Gun/Ammo
station_load.9= 400, -21.641, 0.000, 0.000 //MG Ammo
station_load.10= 700, -6.518, 0.000, 0.000 //MG Ammo
station_load.11= 700, -6.594, 0.000, 0.000 //MG Ammo
station_load.12= 800, 6.825, 0.000, 0.000 //Radio/Nav Equipment
station_load.13= 180, 12.608, 1.800, 0.000 //Copilot

If you are not on a bomb run, you also may not need all the staff, guns, and ammo weight.


Thanks for the answer! This what I have in the aircraft.cfg file from b26msfsx.zip (v1.1):

station_load.0= 180, 12.608, -1.800, 0.000
station_load.1= 180, 18.135, 0.000, 0.000
station_load.2= 180, 6.725, -2.000, 0.000
station_load.3= 180, 6.725, 2.000, 0.000
station_load.4= 170, -14.017, 0.000, 0.000
station_load.5= 170, -21.641, 0.000, 0.000
station_load.6= 170, -29.594, 0.000, 0.000
station_load.7= 3000, 0.000, 0.000, 0.000
station_load.8= 400, 19.535, 0.000, 0.000
station_load.9= 400, -21.641, 0.000, 0.000
station_load.10= 700, -6.518, 0.000, 0.000
station_load.11= 700, -6.594, 0.000, 0.000
station_load.12= 800, 6.825, 0.000, 0.000
station_load.13= 180, 12.608, 1.800, 0.000

You must have read my mind I wanted to do a long cross country flight that wasn't a "bomb run".

PhantomTweak
August 20th, 2019, 10:12
Thanx for the help, Milton!

I, too, only have the "unannotated" version in the aircraft.cfg. That's why I was so careful to specify that I was only making an educated guess. I appreciate you posting the annotated version.

Of course, the question won't ever come up again...:banghead: :biggrin-new:

Have fun, all!
Pat☺

blanston12
August 20th, 2019, 11:01
In my version of teh aircraft.cfg, the station loads are documented.

station_load.0= 180, 12.608, -1.800, 0.000 //Pilot
station_load.1= 180, 18.135, 0.000, 0.000 //Bombardier
station_load.2= 180, 6.725, -2.000, 0.000 //Radio Opr
station_load.3= 180, 6.725, 2.000, 0.000 //Navigator
station_load.4= 170, -14.017, 0.000, 0.000 //Turret Gunner
station_load.5= 170, -21.641, 0.000, 0.000 //Rear Gunner
station_load.6= 170, -29.594, 0.000, 0.000 //Rear Gunner
station_load.7= 3000, 0.200, 0.000, 0.000 //Bomb Load
station_load.8= 400, 19.535, 0.000, 0.000 //Bombardier Equipment/Gun/Ammo
station_load.9= 400, -21.641, 0.000, 0.000 //MG Ammo
station_load.10= 700, -6.518, 0.000, 0.000 //MG Ammo
station_load.11= 700, -6.594, 0.000, 0.000 //MG Ammo
station_load.12= 800, 6.825, 0.000, 0.000 //Radio/Nav Equipment
station_load.13= 180, 12.608, 1.800, 0.000 //Copilot

If you are not on a bomb run, you also may not need all the staff, guns, and ammo weight.

Very interesting data Milton, I had not really examined that before. Two takeaways, first I was surprised that on a bombing run they carried around 2000 lb of MG ammo compared to 3000 lb of bombs. I always wondered why american daylight bombers carried such smaller bomb loads than there british night time counterparts, this helps explain it.

One question that came out of it was the 800 lb of Radio/Nav equipment, why would that not be considered part of the basic weight of the aircraft?

Milton Shupe
August 23rd, 2019, 04:21
Very interesting data Milton, I had not really examined that before. Two takeaways, first I was surprised that on a bombing run they carried around 2000 lb of MG ammo compared to 3000 lb of bombs. I always wondered why american daylight bombers carried such smaller bomb loads than there british night time counterparts, this helps explain it.

One question that came out of it was the 800 lb of Radio/Nav equipment, why would that not be considered part of the basic weight of the aircraft?

Hmmm, can't answer you there Joe as Tom Falley did the flight model. He had all the data on this so I'm certain he got it correct.

Also, quite sure that USA radio equipment and Brit/French/etc equipment weights varied so having options to load-out differently would have been important.

PhantomTweak
August 23rd, 2019, 10:53
...first I was surprised that on a bombing run they carried around 2000 lb of MG ammo compared to 3000 lb of bombs.

So they had a chance against enemy fighters? It doesn't do the "war effort" any good for a plane to carry 5,000 lbs of bombs if they're shot out of sky by the first German in a stolen Piper Cub with a Luger pistol. :rocket:

Maybe a SLIGHT exaggeration, but you get the idea. :untroubled:

Besides, .50 cal rounds are HEAVY. It may not take as many rounds per weapon as you might think to total up to 2,000 lbs overall.
Each round, maybe not an arm-breaker, but start linking them into feed belts and suddenly there's a lot more weight than you might think. Just ask any poor A-Gunner. After a short period of time as one, they get pretty buff from toting all those ammo cans full of belts of rounds for the Gunner to fire off.
The WWII ordies that loaded the fighters, too. If you see a picture of them loading up a P-51, you can tell they're buff as heck from their job. I understand that on the bombers, each gunner carried his own ammo out to the plane, and loads it in. Not easy! And on a B-17, there were what, 6 or 7 gun positions. The weight of the total ammo aboard would add up fast, even if every position didn't have all that much ammo. Every one of them would want more than they were allowed when the shooting started, too.

When the shooting starts, you never have enough, no matter how much you carry, or how heavy it is while you're humping it. :running:

Have fun, all!
Pat☺