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BOSTON MARATHON 2025

Nadine Palmer

Bib: 23859•F

NH

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Gender (Female)
#0 / 12228
Top 46%
Masters (Masters Women)
#0 / 6759
Top 34%
Division (F55-59)
#0 / 994
Top 14%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent
Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
5K· 3.11 mi
8:10/mi
25:23
↑ 97↓ 3451.5%
10K· 6.21 mi
8:21/mi
51:19
↑ 79↓ 1380.4%
15K· 9.32 mi
8:24/mi
1:17:25
↑ 67↓ 78
20K· 12.43 mi
8:19/mi
1:43:15
↑ 106↓ 860.1%
Half· 13.11 mi
8:07/mi
1:48:47
↑ 19↓ 370.5%
25K· 15.53 mi
8:14/mi
2:08:44
↑ 66↓ 880.2%
30K· 18.64 mi
8:31/mi
2:35:11
↑ 181↓ 1480.2%
20M
8:45/mi
2:47:04
↑ 64↓ 500.2%
21M
9:22/mi
2:56:26
↑ 106↓ 241.6%
35K· 21.75 mi
8:29/mi
3:02:47
↑ 17↓ 861.7%
23M
8:51/mi
3:13:52
↑ 23↓ 630.6%
24M
8:37/mi
3:22:29
↓ 821.3%
40K· 24.85 mi
8:52/mi
3:30:04
↓ 200.3%
25.2M
9:49/mi
3:33:27
↑ 13↓ 160.2%
Finish· 26.22 mi
8:36/mi
3:42:13
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:48:47
Pace8:18 /mi
2nd Half
Distance13.11 mi
Time1:53:26
Pace8:39 /mi
📊Positive Split: 4.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:22:4825:238:1025:23
8:10
-
10K
6.21 mi11:48:4451:198:1625:56
8:21
+0:11
15K
9.32 mi12:14:501:17:258:1826:06
8:24
+0:03
20K
12.43 mi12:40:401:43:158:1825:50
8:19
-0:05
Half
13.11 mi12:46:121:48:478:185:32
8:07
-0:12
25K
15.53 mi13:06:092:08:448:1719:57
8:14
+0:07
30K
18.64 mi13:32:362:35:118:1926:27
8:31
+0:17
20M
20.00 mi13:44:292:47:048:2111:53
8:45
+0:14
21M
21.00 mi13:53:512:56:268:249:22
9:22
+0:37
35K
21.75 mi14:00:123:02:478:246:21
8:29
-0:53
23M
23.00 mi14:11:173:13:528:2611:05
8:51
+0:22
24M
24.00 mi14:19:543:22:298:268:37
8:37
-0:14
40K
24.85 mi14:27:293:30:048:277:35
8:52
+0:15
25.2M
25.20 mi14:30:523:33:278:283:23
9:49
+0:57
Finish
26.22 mi14:39:383:42:138:298:46
8:36
-1:13

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

8:07 /mi

Average Pace

8:29 /mi

Slowest Pace

9:49 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

50:52

23% of race

Time at Steady Pace

2:08:03

58% of race

Time at Slower Pace

43:18

19% of race

Average Pace: 8:29 /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 mi11:22:4825:238:1025:23
8:10
#17907
10K
6.21 mi11:48:4451:198:1625:56
8:21
#18367
15K
9.32 mi12:14:501:17:258:1826:06
8:24
#18446
20K
12.43 mi12:40:401:43:158:1825:50
8:19
#18046
Half
13.11 mi12:46:121:48:478:185:32
8:07
#17969
25K
15.53 mi13:06:092:08:448:1719:57
8:14
#17519
30K
18.64 mi13:32:362:35:118:1926:27
8:31
#16983
20M
20.00 mi13:44:292:47:048:2111:53
8:45
#16840
21M
21.00 mi13:53:512:56:268:249:22
9:22
#16721
35K
21.75 mi14:00:123:02:478:246:21
8:29
#16648
23M
23.00 mi14:11:173:13:528:2611:05
8:51
#16527
24M
24.00 mi14:19:543:22:298:268:37
8:37
#16463
40K
24.85 mi14:27:293:30:048:277:35
8:52
#16409
25.2M
25.20 mi14:30:523:33:278:283:23
9:49
#16411
Finish
26.22 mi14:39:383:42:138:298:46
8:36
#16415
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF55-59Seg. OverallSeg. FemalesSeg. F55-59
5K3.11 mi3.11 mi179076283628318714(Top 66%)6727(Top 55%)6727(Top 677%)
10K6.21 mi3.10 mi18367-4606540-2576540-25718861(Top 66%)6800(Top 56%)6800(Top 684%)
15K9.32 mi3.11 mi18446-796592-526592-5218714(Top 66%)6727(Top 55%)6727(Top 677%)
20K12.43 mi3.11 mi18046+4006356+2366356+23617018(Top 60%)5785(Top 47%)5785(Top 582%)
Half13.11 mi0.68 mi17969+776320+366320+3616736(Top 59%)5611(Top 46%)5611(Top 564%)
25K15.53 mi2.42 mi17519+4506070+2506070+25015499(Top 55%)5025(Top 41%)5025(Top 506%)
30K18.64 mi3.11 mi16983+5365806+2645806+26414854(Top 52%)4826(Top 39%)4826(Top 486%)
20M20.00 mi1.36 mi16840+1435743+635743+6315368(Top 54%)5247(Top 43%)5247(Top 528%)
21M21.00 mi1.00 mi16721+1195712+315712+3115492(Top 55%)5450(Top 45%)5450(Top 548%)
35K21.75 mi0.75 mi16648+735691+215691+2115430(Top 54%)5486(Top 45%)5486(Top 552%)
23M23.00 mi1.25 mi16527+1215652+395652+3915426(Top 54%)5560(Top 45%)5560(Top 559%)
24M24.00 mi1.00 mi16463+645644+85644+815287(Top 54%)5537(Top 45%)5537(Top 557%)
40K24.85 mi0.85 mi16409+545639+55639+515606(Top 55%)5852(Top 48%)5852(Top 589%)
25.2M25.20 mi0.35 mi16411-25649-105649-1016189(Top 57%)6174(Top 50%)6174(Top 621%)
Finish26.22 mi1.02 mi16415-45677-285677-2816875(Top 59%)6497(Top 53%)6497(Top 654%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 66%
×21story building
+97ft-345ft

Overall

18714

Females

6727

F55-59

6727

5K→10K

3.1 - 6.2 mi

Top 66%
×5story building
+79ft-138ft

Overall

18861

Females

6800

F55-59

6800

10K→15K

6.2 - 9.3 mi

Top 66%
×3story building
+67ft-78ft

Overall

18714

Females

6727

F55-59

6727

15K→20K

9.3 - 12.4 mi

Top 60%
×5story building
+106ft-86ft

Overall

17018

Females

5785

F55-59

5785

20K→Half

12.4 - 13.1 mi

Top 59%
×2story building
+19ft-37ft

Overall

16736

Females

5611

F55-59

5611

Half→25K

13.1 - 15.5 mi

Top 55%
×4story building
+66ft-88ft

Overall

15499

Females

5025

F55-59

5025

25K→30K

15.5 - 18.6 mi

Top 52%
×9story building
+181ft-148ft

Overall

14854

Females

4826

F55-59

4826

30K→20M

18.6 - 20.0 mi

Top 54%
×5story building
+64ft-50ft

Overall

15368

Females

5247

F55-59

5247

20M→21M

20.0 - 21.0 mi

Top 55%
×8story building
+106ft-24ft

Overall

15492

Females

5450

F55-59

5450

21M→35K

21.0 - 21.8 mi

Top 54%
×7story building
+17ft-86ft

Overall

15430

Females

5486

F55-59

5486

35K→23M

21.8 - 23.0 mi

Top 54%
×5story building
+23ft-63ft

Overall

15426

Females

5560

F55-59

5560

23M→24M

23.0 - 24.0 mi

Top 54%
×6story building
+12ft-82ft

Overall

15287

Females

5537

F55-59

5537

24M→40K

24.0 - 24.9 mi

Top 55%
×1story
+6ft-20ft

Overall

15606

Females

5852

F55-59

5852

40K→25.2M

24.9 - 25.2 mi

Top 57%
×1story
+13ft-16ft

Overall

16189

Females

6174

F55-59

6174

25.2M→Finish

25.2 - 26.2 mi

Top 59%
×2story building
+22ft-21ft

Overall

16875

Females

6497

F55-59

6497

Passing Analysis

Category:
Athletes Passed
2720
Passed By
1228
Net Change
+1492
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#17907
5K → 10K119579-460#17907#18367
10K → 15K158237-79#18367#18446
15K → 20K43434+400#18446#18046
20K → Half847+77#18046#17969
Half → 25K4566+450#17969#17519
25K → 30K55923+536#17519#16983
30K → 20M16522+143#16983#16840
20M → 21M17051+119#16840#16721
21M → 35K9926+73#16721#16648
35K → 23M16645+121#16648#16527
23M → 24M11147+64#16527#16463
24M → 40K9440+54#16463#16409
40K → 25.2M3032-2#16409#16411
25.2M → Finish7579-4#16411#16415
TOTALS27201228+1492
📊

Passing Visuals

Category:
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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