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BOSTON MARATHON 2025

Colleen Delaney Taylor

Bib: 21062•F

AB

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Gender (Female)
#0 / 12228
Top 45%
Masters (Masters Women)
#0 / 6759
Top 32%
Division (F45-49)
#0 / 1813
Top 38%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
24:00
Rank: #14194
Start → 5K
24:00 | 7:43/mi
10K· 6.21 mi
49:32
Rank: #16280 (-2086)
5K → 10K
25:32 | 8:13/mi
15K· 9.32 mi
1:14:29
Rank: #16261 (+19)
10K → 15K
24:57 | 8:02/mi
20K· 12.43 mi
1:41:03
Rank: #16910 (-649)
15K → 20K
26:34 | 8:33/mi
Half· 13.11 mi
1:46:31
Rank: #16861 (+49)
20K → Half
5:28 | 8:01/mi
25K· 15.53 mi
2:06:46
Rank: #16711 (+150)
Half → 25K
20:15 | 8:21/mi
30K· 18.64 mi
2:33:39
Rank: #16474 (+237)
25K → 30K
26:53 | 8:39/mi
20M
2:45:21
Rank: #16299 (+175)
30K → 20M
11:42 | 8:37/mi
21M
2:55:36
Rank: #16469 (-170)
20M → 21M
10:15 | 10:15/mi
35K· 21.75 mi
3:01:51
Rank: #16366 (+103)
21M → 35K
6:15 | 8:21/mi
23M
3:12:46
Rank: #16210 (+156)
35K → 23M
10:55 | 8:43/mi
24M
3:21:23
Rank: #16150 (+60)
23M → 24M
8:37 | 8:37/mi
40K· 24.85 mi
3:28:43
Rank: #16065 (+85)
24M → 40K
7:20 | 8:35/mi
25.2M
3:32:01
Rank: #16032 (+33)
40K → 25.2M
3:18 | 9:34/mi
Finish· 26.22 mi
3:40:39
Rank: #16032
25.2M → Finish
8:38 | 8:28/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:46:31
Pace8:08 /mi
2nd Half
Distance13.11 mi
Time1:54:08
Pace8:42 /mi
📊Positive Split: 7.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:16:5724:007:4324:00
7:43
-
10K
6.21 mi11:42:2949:327:5825:32
8:13
+0:30
15K
9.32 mi12:07:261:14:297:5924:57
8:02
-0:11
20K
12.43 mi12:34:001:41:038:0826:34
8:33
+0:31
Half
13.11 mi12:39:281:46:318:085:28
8:01
-0:32
25K
15.53 mi12:59:432:06:468:1020:15
8:21
+0:20
30K
18.64 mi13:26:362:33:398:1526:53
8:39
+0:18
20M
20.00 mi13:38:182:45:218:1611:42
8:37
-0:02
21M
21.00 mi13:48:332:55:368:2210:15
10:15
+1:38
35K
21.75 mi13:54:483:01:518:226:15
8:21
-1:54
23M
23.00 mi14:05:433:12:468:2310:55
8:43
+0:22
24M
24.00 mi14:14:203:21:238:238:37
8:37
-0:06
40K
24.85 mi14:21:403:28:438:247:20
8:35
-0:02
25.2M
25.20 mi14:24:583:32:018:253:18
9:34
+0:59
Finish
26.22 mi14:33:363:40:398:258:38
8:28
-1:06

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

7:43 /mi

Average Pace

8:25 /mi

Slowest Pace

10:15 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:19:57

36% of race

Time at Steady Pace

2:07:09

58% of race

Time at Slower Pace

13:33

6% of race

Average Pace: 8:25 /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 mi11:16:5724:007:4324:00
7:43
#14194
10K
6.21 mi11:42:2949:327:5825:32
8:13
#16280
15K
9.32 mi12:07:261:14:297:5924:57
8:02
#16261
20K
12.43 mi12:34:001:41:038:0826:34
8:33
#16910
Half
13.11 mi12:39:281:46:318:085:28
8:01
#16861
25K
15.53 mi12:59:432:06:468:1020:15
8:21
#16711
30K
18.64 mi13:26:362:33:398:1526:53
8:39
#16474
20M
20.00 mi13:38:182:45:218:1611:42
8:37
#16299
21M
21.00 mi13:48:332:55:368:2210:15
10:15
#16469
35K
21.75 mi13:54:483:01:518:226:15
8:21
#16366
23M
23.00 mi14:05:433:12:468:2310:55
8:43
#16210
24M
24.00 mi14:14:203:21:238:238:37
8:37
#16150
40K
24.85 mi14:21:403:28:438:247:20
8:35
#16065
25.2M
25.20 mi14:24:583:32:018:253:18
9:34
#16032
Finish
26.22 mi14:33:363:40:398:258:38
8:28
#16032
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF45-49Seg. OverallSeg. FemalesSeg. F45-49
5K3.11 mi3.11 mi141944030403016292(Top 57%)5312(Top 43%)5312(Top 293%)
10K6.21 mi3.10 mi16280-20865314-12845314-128418024(Top 63%)6306(Top 52%)6306(Top 348%)
15K9.32 mi3.11 mi16261+195287+275287+2716292(Top 57%)5312(Top 43%)5312(Top 293%)
20K12.43 mi3.11 mi16910-6495686-3995686-39918548(Top 65%)6648(Top 54%)6648(Top 367%)
Half13.11 mi0.68 mi16861+495651+355651+3516073(Top 57%)5234(Top 43%)5234(Top 289%)
25K15.53 mi2.42 mi16711+1505590+615590+6116257(Top 57%)5456(Top 45%)5456(Top 301%)
30K18.64 mi3.11 mi16474+2375513+775513+7715731(Top 55%)5302(Top 43%)5302(Top 292%)
20M20.00 mi1.36 mi16299+1755433+805433+8014521(Top 51%)4790(Top 39%)4790(Top 264%)
21M21.00 mi1.00 mi16469-1705567-1345567-13419194(Top 68%)7429(Top 61%)7429(Top 410%)
35K21.75 mi0.75 mi16366+1035521+465521+4614649(Top 52%)5052(Top 41%)5052(Top 279%)
23M23.00 mi1.25 mi16210+1565469+525469+5214677(Top 52%)5163(Top 42%)5163(Top 285%)
24M24.00 mi1.00 mi16150+605466+35466+315282(Top 54%)5532(Top 45%)5532(Top 305%)
40K24.85 mi0.85 mi16065+855446+205446+2013958(Top 49%)4944(Top 40%)4944(Top 273%)
25.2M25.20 mi0.35 mi16032+335434+125434+1215002(Top 53%)5549(Top 45%)5549(Top 306%)
Finish26.22 mi1.02 mi160325448-145448-1416048(Top 56%)6043(Top 49%)6043(Top 333%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 57%
×21stories
+97ft-345ft

Overall

16292

Females

5312

F45-49

5312

5K→10K

3.1 - 6.2 mi

Top 63%
×5stories
+79ft-138ft

Overall

18024

Females

6306

F45-49

6306

10K→15K

6.2 - 9.3 mi

Top 57%
×3stories
+67ft-78ft

Overall

16292

Females

5312

F45-49

5312

15K→20K

9.3 - 12.4 mi

Top 65%
×5stories
+106ft-86ft

Overall

18548

Females

6648

F45-49

6648

20K→Half

12.4 - 13.1 mi

Top 57%
×2stories
+19ft-37ft

Overall

16073

Females

5234

F45-49

5234

Half→25K

13.1 - 15.5 mi

Top 57%
×4stories
+66ft-88ft

Overall

16257

Females

5456

F45-49

5456

25K→30K

15.5 - 18.6 mi

Top 55%
×9stories
+181ft-148ft

Overall

15731

Females

5302

F45-49

5302

30K→20M

18.6 - 20.0 mi

Top 51%
×5stories
+64ft-50ft

Overall

14521

Females

4790

F45-49

4790

20M→21M

20.0 - 21.0 mi

Top 68%
×8stories
+106ft-24ft

Overall

19194

Females

7429

F45-49

7429

21M→35K

21.0 - 21.8 mi

Top 52%
×7stories
+17ft-86ft

Overall

14649

Females

5052

F45-49

5052

35K→23M

21.8 - 23.0 mi

Top 52%
×5stories
+23ft-63ft

Overall

14677

Females

5163

F45-49

5163

23M→24M

23.0 - 24.0 mi

Top 54%
×6stories
+12ft-82ft

Overall

15282

Females

5532

F45-49

5532

24M→40K

24.0 - 24.9 mi

Top 49%
×1story
+6ft-20ft

Overall

13958

Females

4944

F45-49

4944

40K→25.2M

24.9 - 25.2 mi

Top 53%
×1story
+13ft-16ft

Overall

15002

Females

5549

F45-49

5549

25.2M→Finish

25.2 - 26.2 mi

Top 56%
×2stories
+22ft-21ft

Overall

16048

Females

6043

F45-49

6043

Passing Analysis

Category:
Athletes Passed
1833
Passed By
3671
Net Change
-1838
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#14194
5K → 10K192105-2086#14194#16280
10K → 15K222203+19#16280#16261
15K → 20K58707-649#16261#16910
20K → Half6213+49#16910#16861
Half → 25K23484+150#16861#16711
25K → 30K344107+237#16711#16474
30K → 20M20126+175#16474#16299
20M → 21M65235-170#16299#16469
21M → 35K11613+103#16469#16366
35K → 23M19236+156#16366#16210
23M → 24M10343+60#16210#16150
24M → 40K10722+85#16150#16065
40K → 25.2M4512+33#16065#16032
25.2M → Finish65650#16032#16032
TOTALS18333671-1838
📊

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