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BOSTON MARATHON 2025

Amber Paterson

Bib: 20565•F

OR

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Gender (Female)
#0 / 12228
Masters (Masters Women)
#0 / 6759
Top 42%
Division (F45-49)
#0 / 1813
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
25:52
Rank: #18881
Start → 5K
25:52 | 8:20/mi
10K· 6.21 mi
51:51
Rank: #18886 (-5)
5K → 10K
25:59 | 8:22/mi
15K· 9.32 mi
1:17:41
Rank: #18615 (+271)
10K → 15K
25:50 | 8:19/mi
20K· 12.43 mi
1:44:09
Rank: #18530 (+85)
15K → 20K
26:28 | 8:31/mi
Half· 13.11 mi
1:49:47
Rank: #18482 (+48)
20K → Half
5:38 | 8:15/mi
25K· 15.53 mi
2:10:10
Rank: #18128 (+354)
Half → 25K
20:23 | 8:24/mi
30K· 18.64 mi
2:39:18
Rank: #18418 (-290)
25K → 30K
29:08 | 9:23/mi
20M
2:51:24
Rank: #18230 (+188)
30K → 20M
12:06 | 8:54/mi
21M
3:01:00
Rank: #18130 (+100)
20M → 21M
9:36 | 9:36/mi
35K· 21.75 mi
3:07:37
Rank: #18094 (+36)
21M → 35K
6:37 | 8:51/mi
23M
3:19:01
Rank: #17992 (+102)
35K → 23M
11:24 | 9:06/mi
24M
3:27:42
Rank: #17870 (+122)
23M → 24M
8:41 | 8:41/mi
40K· 24.85 mi
3:35:11
Rank: #17743 (+127)
24M → 40K
7:29 | 8:45/mi
25.2M
3:38:26
Rank: #17681 (+62)
40K → 25.2M
3:15 | 9:25/mi
Finish· 26.22 mi
3:46:57
Rank: #17587 (+94)
25.2M → Finish
8:31 | 8:21/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:49:47
Pace8:22 /mi
2nd Half
Distance13.11 mi
Time1:57:10
Pace8:56 /mi
📊Positive Split: 6.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:19:5025:528:2025:52
8:20
-
10K
6.21 mi11:45:4951:518:2125:59
8:22
+0:02
15K
9.32 mi12:11:391:17:418:2025:50
8:19
-0:03
20K
12.43 mi12:38:071:44:098:2326:28
8:31
+0:12
Half
13.11 mi12:43:451:49:478:225:38
8:15
-0:16
25K
15.53 mi13:04:082:10:108:2320:23
8:24
+0:09
30K
18.64 mi13:33:162:39:188:3329:08
9:23
+0:59
20M
20.00 mi13:45:222:51:248:3412:06
8:54
-0:29
21M
21.00 mi13:54:583:01:008:379:36
9:36
+0:42
35K
21.75 mi14:01:353:07:378:386:37
8:51
-0:45
23M
23.00 mi14:12:593:19:018:3911:24
9:06
+0:15
24M
24.00 mi14:21:403:27:428:398:41
8:41
-0:25
40K
24.85 mi14:29:093:35:118:397:29
8:45
+0:04
25.2M
25.20 mi14:32:243:38:268:403:15
9:25
+0:40
Finish
26.22 mi14:40:553:46:578:408:31
8:21
-1:04

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

8:15 /mi

Average Pace

8:40 /mi

Slowest Pace

9:36 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:53:34

76% of race

Time at Steady Pace

53:23

24% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:39 /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 mi11:19:5025:528:2025:52
8:20
#18881
10K
6.21 mi11:45:4951:518:2125:59
8:22
#18886
15K
9.32 mi12:11:391:17:418:2025:50
8:19
#18615
20K
12.43 mi12:38:071:44:098:2326:28
8:31
#18530
Half
13.11 mi12:43:451:49:478:225:38
8:15
#18482
25K
15.53 mi13:04:082:10:108:2320:23
8:24
#18128
30K
18.64 mi13:33:162:39:188:3329:08
9:23
#18418
20M
20.00 mi13:45:222:51:248:3412:06
8:54
#18230
21M
21.00 mi13:54:583:01:008:379:36
9:36
#18130
35K
21.75 mi14:01:353:07:378:386:37
8:51
#18094
23M
23.00 mi14:12:593:19:018:3911:24
9:06
#17992
24M
24.00 mi14:21:403:27:428:398:41
8:41
#17870
40K
24.85 mi14:29:093:35:118:397:29
8:45
#17743
25.2M
25.20 mi14:32:243:38:268:403:15
9:25
#17681
Finish
26.22 mi14:40:553:46:578:408:31
8:21
#17587
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF45-49Seg. OverallSeg. FemalesSeg. F45-49
5K3.11 mi3.11 mi188816842684218171(Top 64%)6423(Top 53%)6423(Top 354%)
10K6.21 mi3.10 mi18886-56839+36839+318962(Top 67%)6860(Top 56%)6860(Top 378%)
15K9.32 mi3.11 mi18615+2716687+1526687+15218171(Top 64%)6423(Top 53%)6423(Top 354%)
20K12.43 mi3.11 mi18530+856640+476640+4718374(Top 65%)6548(Top 54%)6548(Top 361%)
Half13.11 mi0.68 mi18482+486603+376603+3717718(Top 62%)6172(Top 50%)6172(Top 340%)
25K15.53 mi2.42 mi18128+3546435+1686435+16816633(Top 59%)5653(Top 46%)5653(Top 312%)
30K18.64 mi3.11 mi18418-2906613-1786613-17819445(Top 68%)7359(Top 60%)7359(Top 406%)
20M20.00 mi1.36 mi18230+1886547+666547+6616293(Top 57%)5775(Top 47%)5775(Top 319%)
21M21.00 mi1.00 mi18130+1006510+376510+3716572(Top 58%)6018(Top 49%)6018(Top 332%)
35K21.75 mi0.75 mi18094+366509+16509+117507(Top 62%)6633(Top 54%)6633(Top 366%)
23M23.00 mi1.25 mi17992+1026490+196490+1916858(Top 59%)6365(Top 52%)6365(Top 351%)
24M24.00 mi1.00 mi17870+1226460+306460+3015667(Top 55%)5733(Top 47%)5733(Top 316%)
40K24.85 mi0.85 mi17743+1276411+496411+4914956(Top 53%)5501(Top 45%)5501(Top 303%)
25.2M25.20 mi0.35 mi17681+626388+236388+2314264(Top 50%)5184(Top 42%)5184(Top 286%)
Finish26.22 mi1.02 mi17587+946352+366352+3615329(Top 54%)5662(Top 46%)5662(Top 312%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 64%
×21stories
+97ft-345ft

Overall

18171

Females

6423

F45-49

6423

5K→10K

3.1 - 6.2 mi

Top 67%
×5stories
+79ft-138ft

Overall

18962

Females

6860

F45-49

6860

10K→15K

6.2 - 9.3 mi

Top 64%
×3stories
+67ft-78ft

Overall

18171

Females

6423

F45-49

6423

15K→20K

9.3 - 12.4 mi

Top 65%
×5stories
+106ft-86ft

Overall

18374

Females

6548

F45-49

6548

20K→Half

12.4 - 13.1 mi

Top 62%
×2stories
+19ft-37ft

Overall

17718

Females

6172

F45-49

6172

Half→25K

13.1 - 15.5 mi

Top 59%
×4stories
+66ft-88ft

Overall

16633

Females

5653

F45-49

5653

25K→30K

15.5 - 18.6 mi

Top 68%
×9stories
+181ft-148ft

Overall

19445

Females

7359

F45-49

7359

30K→20M

18.6 - 20.0 mi

Top 57%
×5stories
+64ft-50ft

Overall

16293

Females

5775

F45-49

5775

20M→21M

20.0 - 21.0 mi

Top 58%
×8stories
+106ft-24ft

Overall

16572

Females

6018

F45-49

6018

21M→35K

21.0 - 21.8 mi

Top 62%
×7stories
+17ft-86ft

Overall

17507

Females

6633

F45-49

6633

35K→23M

21.8 - 23.0 mi

Top 59%
×5stories
+23ft-63ft

Overall

16858

Females

6365

F45-49

6365

23M→24M

23.0 - 24.0 mi

Top 55%
×6stories
+12ft-82ft

Overall

15667

Females

5733

F45-49

5733

24M→40K

24.0 - 24.9 mi

Top 53%
×1story
+6ft-20ft

Overall

14956

Females

5501

F45-49

5501

40K→25.2M

24.9 - 25.2 mi

Top 50%
×1story
+13ft-16ft

Overall

14264

Females

5184

F45-49

5184

25.2M→Finish

25.2 - 26.2 mi

Top 54%
×2stories
+22ft-21ft

Overall

15329

Females

5662

F45-49

5662

Passing Analysis

Category:
Athletes Passed
2490
Passed By
1196
Net Change
+1294
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#18881
5K → 10K252257-5#18881#18886
10K → 15K35079+271#18886#18615
15K → 20K235150+85#18615#18530
20K → Half6315+48#18530#18482
Half → 25K37622+354#18482#18128
25K → 30K155445-290#18128#18418
30K → 20M21830+188#18418#18230
20M → 21M15858+100#18230#18130
21M → 35K6933+36#18130#18094
35K → 23M15553+102#18094#17992
23M → 24M14321+122#17992#17870
24M → 40K1347+127#17870#17743
40K → 25.2M708+62#17743#17681
25.2M → Finish11218+94#17681#17587
TOTALS24901196+1294
📊

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