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BOSTON MARATHON 2023

Colleen Stravin

Bib: 25009•F

MA

0:00
0:00
/ mi
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Overall
#0 / 26622
Gender (Female)
#0 / 11423
Division (F18-39)
#0 / 4884
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
32:08
Rank: #24341
Start → 5K
32:08 | 10:21/mi
10K· 6.21 mi
1:05:23
Rank: #24751 (-410)
5K → 10K
33:15 | 10:42/mi
15K· 9.32 mi
1:42:07
Rank: #25391 (-640)
10K → 15K
36:44 | 11:49/mi
20K· 12.43 mi
2:19:59
Rank: #25548 (-157)
15K → 20K
37:52 | 12:11/mi
Half· 13.11 mi
2:27:46
Rank: #25541 (+7)
20K → Half
7:47 | 11:24/mi
25K· 15.53 mi
2:59:11
Rank: #25631 (-90)
Half → 25K
31:25 | 12:57/mi
30K· 18.64 mi
3:42:23
Rank: #25732 (-101)
25K → 30K
43:12 | 13:54/mi
20M
4:00:30
Rank: #25710 (+22)
30K → 20M
18:07 | 13:20/mi
21M
4:14:59
Rank: #25710
20M → 21M
14:29 | 14:29/mi
35K· 21.75 mi
4:24:59
Rank: #25723 (-13)
21M → 35K
10:00 | 13:22/mi
23M
4:42:20
Rank: #25746 (-23)
35K → 23M
17:21 | 13:51/mi
24M
4:55:54
Rank: #25752 (-6)
23M → 24M
13:34 | 13:34/mi
40K· 24.85 mi
5:08:55
Rank: #25794 (-42)
24M → 40K
13:01 | 15:13/mi
25.2M
5:14:04
Rank: #25794
40K → 25.2M
5:09 | 14:56/mi
Finish· 26.22 mi
5:26:38
Rank: #25793 (+1)
25.2M → Finish
12:34 | 12:20/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:27:46
Pace11:16 /mi
2nd Half
Distance13.11 mi
Time2:58:52
Pace13:39 /mi
📊Positive Split: 21.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:48:2232:0810:2132:08
10:21
-
10K
6.21 mi12:21:371:05:2310:3133:15
10:42
+0:21
15K
9.32 mi12:58:211:42:0710:5736:44
11:49
+1:07
20K
12.43 mi13:36:132:19:5911:1637:52
12:11
+0:22
Half
13.11 mi13:44:002:27:4611:167:47
11:24
-0:47
25K
15.53 mi14:15:252:59:1111:3231:25
12:57
+1:33
30K
18.64 mi14:58:373:42:2311:5643:12
13:54
+0:57
20M
20.00 mi15:16:444:00:3012:0118:07
13:20
-0:34
21M
21.00 mi15:31:134:14:5912:0914:29
14:29
+1:09
35K
21.75 mi15:41:134:24:5912:1110:00
13:22
-1:07
23M
23.00 mi15:58:344:42:2012:1717:21
13:51
+0:29
24M
24.00 mi16:12:084:55:5412:2013:34
13:34
-0:17
40K
24.85 mi16:25:095:08:5512:2613:01
15:13
+1:39
25.2M
25.20 mi16:30:185:14:0412:285:09
14:56
-0:17
Finish
26.22 mi16:42:525:26:3812:2812:34
12:20
-2:36

Checkpoints & Pacing

📈Pace Line

Pace Progression

Track your pace changes throughout the race. Dot colors mark your quickest to easiest segments, relative to your own pace.

Fastest Pace

10:21 /mi

Average Pace

12:28 /mi

Slowest Pace

15:13 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:40:20

49% of race

Time at Steady Pace

2:13:39

41% of race

Time at Slower Pace

32:39

10% of race

Average Pace: 12:27 /mi

Loading chart...
Faster pace (< avg)
Steady pace (≈ avg)
Slower pace (> avg)

🎨Heatmap

Pace Heatmap

Where you sped up and eased off relative to your own pace across the race. Colors are relative to your own range, not to other runners.

Loading...
0mi6.6mi13.1mi19.7mi26.2mi
Pace:
Faster
Steady
Slower

Click or hover over segments to see details

✨Sparklines

Checkpoint Splits with Pace Trends

Overall Pace Trend

CheckpointDistanceTime of DayTimeAvg PaceSegmentPaceTrendRank
5K
3.11 mi11:48:2232:0810:2132:08
10:21
#24341
10K
6.21 mi12:21:371:05:2310:3133:15
10:42
#24751
15K
9.32 mi12:58:211:42:0710:5736:44
11:49
#25391
20K
12.43 mi13:36:132:19:5911:1637:52
12:11
#25548
Half
13.11 mi13:44:002:27:4611:167:47
11:24
#25541
25K
15.53 mi14:15:252:59:1111:3231:25
12:57
#25631
30K
18.64 mi14:58:373:42:2311:5643:12
13:54
#25732
20M
20.00 mi15:16:444:00:3012:0118:07
13:20
#25710
21M
21.00 mi15:31:134:14:5912:0914:29
14:29
#25710
35K
21.75 mi15:41:134:24:5912:1110:00
13:22
#25723
23M
23.00 mi15:58:344:42:2012:1717:21
13:51
#25746
24M
24.00 mi16:12:084:55:5412:2013:34
13:34
#25752
40K
24.85 mi16:25:095:08:5512:2613:01
15:13
#25794
25.2M
25.20 mi16:30:185:14:0412:285:09
14:56
#25794
Finish
26.22 mi16:42:525:26:3812:2812:34
12:20
#25793
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi24341100651006525941(Top 97%)11003(Top 96%)11003(Top 225%)
10K6.21 mi3.10 mi24751-41010296-23110296-23125031(Top 94%)10459(Top 92%)10459(Top 214%)
15K9.32 mi3.11 mi25391-64010670-37410670-37425941(Top 97%)11003(Top 96%)11003(Top 225%)
20K12.43 mi3.11 mi25548-15710779-10910779-10925760(Top 97%)10927(Top 96%)10927(Top 224%)
Half13.11 mi0.68 mi25541+710775+410775+425407(Top 95%)10734(Top 94%)10734(Top 220%)
25K15.53 mi2.42 mi25631-9010834-5910834-5925847(Top 97%)10990(Top 96%)10990(Top 225%)
30K18.64 mi3.11 mi25732-10110901-6710901-6725984(Top 98%)11093(Top 97%)11093(Top 227%)
20M20.00 mi1.36 mi25710+2210894+710894+725436(Top 96%)10821(Top 95%)10821(Top 222%)
21M21.00 mi1.00 mi2571010898-410898-425421(Top 95%)10823(Top 95%)10823(Top 222%)
35K21.75 mi0.75 mi25723-1310908-1010908-1025802(Top 97%)11044(Top 97%)11044(Top 226%)
23M23.00 mi1.25 mi25746-2310922-1410922-1425737(Top 97%)11019(Top 96%)11019(Top 226%)
24M24.00 mi1.00 mi25752-610929-710929-725845(Top 97%)11091(Top 97%)11091(Top 227%)
40K24.85 mi0.85 mi25794-4210961-3210961-3226237(Top 99%)11279(Top 99%)11279(Top 231%)
25.2M25.20 mi0.35 mi2579410960+110960+125681(Top 96%)11021(Top 96%)11021(Top 226%)
Finish26.22 mi1.02 mi25793+110961-110961-125544(Top 96%)10944(Top 96%)10944(Top 224%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 97%
×21stories
+97ft-345ft

Overall

25941

Females

11003

F18-39

11003

5K→10K

3.1 - 6.2 mi

Top 94%
×5stories
+79ft-138ft

Overall

25031

Females

10459

F18-39

10459

10K→15K

6.2 - 9.3 mi

Top 97%
×3stories
+67ft-78ft

Overall

25941

Females

11003

F18-39

11003

15K→20K

9.3 - 12.4 mi

Top 97%
×5stories
+106ft-86ft

Overall

25760

Females

10927

F18-39

10927

20K→Half

12.4 - 13.1 mi

Top 95%
×2stories
+19ft-37ft

Overall

25407

Females

10734

F18-39

10734

Half→25K

13.1 - 15.5 mi

Top 97%
×4stories
+66ft-88ft

Overall

25847

Females

10990

F18-39

10990

25K→30K

15.5 - 18.6 mi

Top 98%
×9stories
+181ft-148ft

Overall

25984

Females

11093

F18-39

11093

30K→20M

18.6 - 20.0 mi

Top 96%
×5stories
+64ft-50ft

Overall

25436

Females

10821

F18-39

10821

20M→21M

20.0 - 21.0 mi

Top 95%
×8stories
+106ft-24ft

Overall

25421

Females

10823

F18-39

10823

21M→35K

21.0 - 21.8 mi

Top 97%
×7stories
+17ft-86ft

Overall

25802

Females

11044

F18-39

11044

35K→23M

21.8 - 23.0 mi

Top 97%
×5stories
+23ft-63ft

Overall

25737

Females

11019

F18-39

11019

23M→24M

23.0 - 24.0 mi

Top 97%
×6stories
+12ft-82ft

Overall

25845

Females

11091

F18-39

11091

24M→40K

24.0 - 24.9 mi

Top 99%
×1story
+6ft-20ft

Overall

26237

Females

11279

F18-39

11279

40K→25.2M

24.9 - 25.2 mi

Top 96%
×1story
+13ft-16ft

Overall

25681

Females

11021

F18-39

11021

25.2M→Finish

25.2 - 26.2 mi

Top 96%
×2stories
+22ft-21ft

Overall

25544

Females

10944

F18-39

10944

Passing Analysis

Category:
Athletes Passed
286
Passed By
1738
Net Change
-1452
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#24341
5K → 10K51461-410#24341#24751
10K → 15K8648-640#24751#25391
15K → 20K48205-157#25391#25548
20K → Half2013+7#25548#25541
Half → 25K23113-90#25541#25631
25K → 30K29130-101#25631#25732
30K → 20M3614+22#25732#25710
20M → 21M17170#25710#25710
21M → 35K720-13#25710#25723
35K → 23M1437-23#25723#25746
23M → 24M1016-6#25746#25752
24M → 40K648-42#25752#25794
40K → 25.2M660#25794#25794
25.2M → Finish1110+1#25794#25793
TOTALS2861738-1452
📊

Passing Visuals

Category:
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🔥Passing Intensity

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🔄Passing Circle

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🌊Position Flow

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🏃Race Lanes

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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing