Relative Event Finish Time to Western States 100 Mile.

Sample Criteria:

Same individual completed the listed event and one of the following 100 mile run in the SAME YEAR: Western States, Vermont, Leadville, Angeles Creset, Wasatch, Kettle Moraine, Hardrock, Rocky Raccoon, and Mohican.

The relative percentage is first averaged over the samples for each 100 mile reference, then normalized to Western States, then averaged over the nine 100 mile runs listed.

The relative uncertainy of the analysis is porportional to 1/sqrt(sample size).

	Time
Dist.	Rel to	Sample	Event Name
	WS100	Size	

135m	157%	133	BadWater Ultra Marathon		
100m	155%	904	Hard Rock 100 Mile 		
100m	131%	58	HURT Trail 100 Mile 		
100m	117%	3279	Wasatch Front 100 Mile 		
100m	113%	45	Mount Rushmore Trail 100 Mile 	
100m	113%	115	Bear 100 Mile 		
100m	112%	90	Bighorn Mountain Trail Run	
100m	111%	396	Massanutten Mountain Trails 100 Mile
100m	108%	14	Tahoe Rim Trail 100 miles	
100m	108%	2156	Angeles Crest 100 Mile 		
100m	107%	12	Grand Teton Races 100m		
100m	106%	79	Superior Sawtooth 100 Mile	
100m	105%	80	Cascade Crest 100 Mile 		
100m	103%	4508	Leadville Trail 100 Miles 	
100m	100%	7497	Western States 100 Miles 	
100m	99%	79	San Diego 100 Mile 		
100m	96%	46	McNaughton Park Trail Runs	
100m	93%	72	Rio Del Lago 100 Mile 		
100m	93%	41	Ancient Oaks 100		
100m	91%	66	Haliburton Forest 100		
100m	90%	984	Mohican Trail 100 Mile		
100m	89%	108	Javelina Jundred 100 Mile 	
100m	88%	341	Old Dominion 100 Mile One Day 	
100m	88%	34	SULPHUR SPRINGS 100 Mile	
100m	88%	451	Arkansas Traveller 100 Mile	
100m	88%	628	Kettle Moraine 100 mile		
100m	84%	3533	Vermont Trail 100 Miles 	
100m	84%	91	Heartland 100 Mile 		
100k	81%	68	HURT Trail 100k option		
100m	81%	281	Umstead 100 Mile 		
100m	81%	1654	Rocky Raccoon 100m		
100m	80%	41	Old Dominion 100 mile Memorial Day
100m	76%	22	Dan Rossi Memorial Ultras	
140m	66%	17	IronMan CoeurdAlene		
140m	61%	20	IronMan Canada		
200m	60%	8	Mt Tam Double Century	
100k	58%	45	Where's Waldo 100K		
200m	57%	14	The Terrible Two		
100k	53%	97	Bandera 100km		
140m	53%	25	IronMan Wisconsin		
50m	48%	332	Zane Grey 50 Miles		
140m	47%	28	IronMan USA Lake Placid		
100k	46%	1052	Miwok 100K		
140m	46%	35	IronMan Florida		
100k	46%	42	Kettle Moraine 100k option	
140m	46%	14	IronMan Hawaii World Championship
50m	40%	99	Bishop High Sierra 50 Miles	
50m	40%	70	Tahoe Rim Trail 50 Miles	
52m	39%	340	Sierra Nevada 		
100k	39%	144	Ruth Anderson 100k		
100k	39%	7	Orange Curtain 100k		
50m	37%	229	White River 50 Miles		
50m	36%	340	Silver State 50 Miles		
50m	36%	528	Quicksilver 50 Mile		
50m	36%	425	FireTrail 50 Miles		
50m	36%	80	Run on the Sly 50 Miles		
50k	35%	338	Silver State 50k		
50m	35%	342	Nugget 50 Miles 		
50m	35%	19	Mt Hood PCT 50 Miles		
50m	35%	369	Leona Divide 50 Mile Run	
50m	35%	147	Umstead 50 Miles		
50m	34%	536	California 50 Miles 		
35m	34%	84	Santa Barbara 9 Trails 35 Mile 	
50m	33%	2568	American River 50 Miles 	
50m	33%	52	McKenzie River 50 Miles		
50m	32%	414	Avalon 50 Miles		
50m	32%	41	Rocky Raccon 50 Miles		
50k	31%	203	Baldy Peak 50k		
50m	31%	163	Helen Klein 50 Miles		
50m	30%	114	Cow Mountain 50 Miles		
50k	30%	64	Tahoe Rim Trail 50k		
50m	30%	372	Jed Smith 50 Miles		
50k	28%	16	Bishop High Sierra 50 Mile and 50 Km
38m	28%	26	Haleakala Run to the Sun
50m	28%	20	Ruth Anderson 50 Miles		
50k	28%	37	Mt. Disappointment 50 Km 	
50k	25%	12	Nugget 50 Miles 		
50k	24%	411	Ohlone Wilderness 50K Trail Run	
50k	23%	253	Crown King Scramble 50k		
50k	23%	195	McDonald Forest 50K		
71m	23%	31	WildFlower Long Course Triathlon
50k	23%	7	Bighorn Mountain Trail Run	
50k	23%	76	Run on the Sly 50 Km		
34m	22%	36	Peterson Ridge Rumble 60k	
50k	22%	219	Golden Gate Headlands 50k	
50k	22%	58	Bandera 50k		
50k	22%	53	Bulldog 50K Ultra Run		
28m	22%	687	Quad Dipsea		
50k	21%	43	Siskiyou Out Back 50K		
50k	21%	81	Chuckanut 50k		
71m	21%	27	California Half Ironman		
50k	20%	297	Quicksilver 50K		
50k	20%	13	Ruth Anderson 50k		
50k	20%	512	Skyline 50k		
50k	20%	1392	Way Too Cool 50k		
50k	19%	73	Hagg Lake Trail Runs 50k	
50k	19%	5	Wild Wild West 50k		
50k	19%	36	McKenzie River 50k	
50k	18%	301	OTHTC High Desert Ultra 50k	
50k	17%	31	Helen Klein 50k		
50k	17%	38	Salem Lakeshore Frosty Fifty Km	
50k	17%	384	Jed Smith Ultra Classic 50K	
45m	12%	14	Santa Barbara Long Course Triathlon

A general trend can be observed below:

From 50 km to 100 mile,   factor is 4 to 6.
From 50 mile to 100 mile, factor is 2.5 to 3.5