Donna Coss

Bib: 21921 F

Masters

0:00

0:00

/ mi

Masters

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Overall

#0 / 25550

Gender (Female)

#0 / 10924

Masters (Masters Women)

#0 / 6263

Division (F50-54)

#0 / 1187

Race Day Weather

55°/45°F

scattered clouds

Race Timeline

Ribbon color based on

FasterSteadySlower· vs. your average pace

Start

0:00

Race begins

469 ft elev

5K· 3.11 mi

8:40/mi

26:57

↑ 97 ft↓ 345 ft1.5% grade

220 ft elev

10K· 6.21 mi

8:59/mi

54:52

↑ 79 ft↓ 138 ft0.4% grade

157 ft elev

15K· 9.32 mi

9:57/mi

1:25:48

↑ 67 ft↓ 78 ft

146 ft elev

20K· 12.43 mi

11:10/mi

2:00:30

↑ 106 ft↓ 86 ft0.1% grade

165 ft elev

Half· 13.11 mi

10:43/mi

2:07:49

↑ 19 ft↓ 37 ft0.5% grade

148 ft elev

25K· 15.53 mi

11:41/mi

2:36:09

↑ 66 ft↓ 88 ft0.2% grade

127 ft elev

30K· 18.64 mi

11:59/mi

3:13:22

↑ 181 ft↓ 148 ft0.2% grade

138 ft elev

20M

11:31/mi

3:29:01

↑ 64 ft↓ 50 ft0.2% grade

148 ft elev

21M

12:46/mi

3:41:47

↑ 106 ft↓ 24 ft1.6% grade

227 ft elev

35K· 21.75 mi

12:42/mi

3:51:17

↑ 17 ft↓ 86 ft1.7% grade

156 ft elev

23M

14:29/mi

4:09:25

↑ 23 ft↓ 63 ft0.6% grade

116 ft elev

24M

11:30/mi

4:20:55

↓ 82 ft1.3% grade

34 ft elev

40K· 24.85 mi

11:52/mi

4:31:04

↓ 20 ft0.3% grade

20 ft elev

25.2M

14:18/mi

4:36:00

↑ 13 ft↓ 16 ft0.2% grade

18 ft elev

Finish· 26.22 mi

9:41/mi

4:45:52

↑ 22 ft↓ 21 ft

17 ft elev

Course Elevation

7–469 ft

≈

×2stacked redwood trees

•▲ 890 ft climb · ▼ 1342 ft descent

The Course

Half Splits

1st Half· via Half

2:07:499:45 /mi⚡ faster

2nd Half

2:38:0312:03 /mi+23.7%

Positive split — 23.7% slower in the second half

Is this your race?

Your race, unpacked

See your splits, ranks & AI insights.

Checkpoint Splits

Checkpoint	Time	Avg Pace	Segment Length	Segment Time	Segment Pace	Diff
5K	26:57	8:40	3.11 mi	26:57	8:40	-
10K	54:52	8:50	3.10 mi	27:55	8:59	+0:19
15K	1:25:48	9:12	3.11 mi	30:56	9:57	+0:58
20K	2:00:30	9:42	3.11 mi	34:42	11:10	+1:13
Half(13.11 mi)	2:07:49	9:45	0.68 mi	7:19	10:43	-0:27
25K	2:36:09	10:03	2.42 mi	28:20	11:41	+0:58
30K	3:13:22	10:22	3.11 mi	37:13	11:59	+0:18
20M	3:29:01	10:27	1.36 mi	15:39	11:31	-0:28
21M	3:41:47	10:34	1.00 mi	12:46	12:46	+1:15
35K	3:51:17	10:38	0.75 mi	9:30	12:42	-0:04
23M	4:09:25	10:51	1.25 mi	18:08	14:29	+1:47
24M	4:20:55	10:52	1.00 mi	11:30	11:30	-2:59
40K	4:31:04	10:54	0.85 mi	10:09	11:52	+0:22
25.2M	4:36:00	10:57	0.35 mi	4:56	14:18	+2:26
Finish(26.22 mi)	4:45:52	10:55	1.02 mi	9:52	9:41	-4:37

Trend:

Faster pace

Steady pace

Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

8:40 /mi

Average Pace

10:55 /mi

Slowest Pace

14:29 /mi

Loading chart...

Fastest

Middle

Slowest

Average

Segments

Time at Faster Pace

1:35:40

33% of race

Time at Steady Pace

2:24:52

51% of race

Time at Slower Pace

45:20

16% of race

Average Pace: 10:54 /mi

Loading chart...

Faster pace (< avg)

Steady pace (≈ avg)

Slower pace (> avg)

Heatmap

0mi6.6mi13.1mi19.7mi26.2mi

Pace:

Faster

Steady

Slower

Checkpoint and Segment Rankings

Checkpoint	Seg. Dist	Overall	Females	F50-54	Seg. Overall	Seg. Females	Seg. F50-54
5K	3.11 mi	18724	7184	7184	21824	8781	8781
10K	3.10 mi	19187-463	7425-241	7425-241	19703	7677	7677
15K	3.11 mi	20341-1154	8009-584	8009-584	21824	8781	8781
20K	3.11 mi	21199-858	8455-446	8455-446	22911	9404	9404
Half(13.11 mi)	0.68 mi	21281-82	8502-47	8502-47	23089	9538	9538
25K	2.42 mi	21608-327	8706-204	8706-204	22697	9378	9378
30K	3.11 mi	21684-76	8811-105	8811-105	21899	9110	9110
20M	1.36 mi	21580+104	8783+28	8783+28	20447	8467	8467
21M	1.00 mi	21520+60	8763+20	8763+20	20351	8505	8505
35K	0.75 mi	21575-55	8808-45	8808-45	22877	9761	9761
23M	1.25 mi	21803-228	8948-140	8948-140	24260	10418	10418
24M	1.00 mi	21732+71	8940+8	8940+8	20429	8649	8649
40K	0.85 mi	21685+47	8934+6	8934+6	20196	8626	8626
25.2M	0.35 mi	21689-4	8941-7	8941-7	22098	9511	9511
Finish(26.22 mi)	1.02 mi	21569+120	8895+46	8895+46	17317	7180	7180

7180

Passing Analysis

Category:

▼Net Change

0 passed by0 passed

Segment	Movement	Rank
Start → 5K	-	#18724
5K → 10K	590127-463	#18724 → #19187
10K → 15K	119036-1154	#19187 → #20341
15K → 20K	88325-858	#20341 → #21199
20K → Half	897-82	#21199 → #21281
Half → 25K	39063-327	#21281 → #21608
25K → 30K	229153-76	#21608 → #21684
30K → 20M	35139+104	#21684 → #21580
20M → 21M	3898+60	#21580 → #21520
21M → 35K	9237-55	#21520 → #21575
35K → 23M	25325-228	#21575 → #21803
23M → 24M	2192+71	#21803 → #21732
24M → 40K	1764+47	#21732 → #21685
40K → 25.2M	2218-4	#21685 → #21689
25.2M → Finish	5125+120	#21689 → #21569
TOTALS	38541009-2845	#18724 → #21569

Passing Visualized

Category:

Passing Circle

Position Flow

Race Lanes

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Results processed about 1 month ago

Public Race Data

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Race managed by

Boston Athletic Association

Race timed by

Mika Timing