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BOSTON MARATHON 2025

Reesa Dexter

Bib: 23425•F

ON

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Gender (Female)
#0 / 12228
Top 40%
Masters (Masters Women)
#0 / 6759
Top 26%
Division (F50-54)
#0 / 1303
Top 17%
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
8:18/mi
25:48
↑ 97↓ 3451.5%
10K· 6.21 mi
8:15/mi
51:27
↑ 79↓ 1380.4%
15K· 9.32 mi
8:15/mi
1:17:04
↑ 67↓ 78
20K· 12.43 mi
8:14/mi
1:42:39
↑ 106↓ 860.1%
Half· 13.11 mi
8:02/mi
1:48:08
↑ 19↓ 370.5%
25K· 15.53 mi
8:16/mi
2:08:11
↑ 66↓ 880.2%
30K· 18.64 mi
8:23/mi
2:34:14
↑ 181↓ 1480.2%
20M
8:24/mi
2:45:39
↑ 64↓ 500.2%
21M
8:44/mi
2:54:23
↑ 106↓ 241.6%
35K· 21.75 mi
8:08/mi
3:00:28
↑ 17↓ 861.7%
23M
8:16/mi
3:10:49
↑ 23↓ 630.6%
24M
8:01/mi
3:18:50
↓ 821.3%
40K· 24.85 mi
8:04/mi
3:25:44
↓ 200.3%
25.2M
8:42/mi
3:28:44
↑ 13↓ 160.2%
Finish· 26.22 mi
7:54/mi
3:36:47
↑ 22↓ 21

The Course

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Half Splits

1st Half· via Half⚖️ Balanced
Distance13.11 mi
Time1:48:08
Pace8:15 /mi
2nd Half⚖️ Balanced
Distance13.11 mi
Time1:48:39
Pace8:17 /mi
📊Even Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:23:1725:488:1825:48
8:18
-
10K
6.21 mi11:48:5651:278:1725:39
8:15
-0:03
15K
9.32 mi12:14:331:17:048:1625:37
8:15
0:00
20K
12.43 mi12:40:081:42:398:1625:35
8:14
-0:01
Half
13.11 mi12:45:371:48:088:155:29
8:02
-0:12
25K
15.53 mi13:05:402:08:118:1520:03
8:16
+0:14
30K
18.64 mi13:31:432:34:148:1626:03
8:23
+0:07
20M
20.00 mi13:43:082:45:398:1711:25
8:24
+0:01
21M
21.00 mi13:51:522:54:238:188:44
8:44
+0:20
35K
21.75 mi13:57:573:00:288:186:05
8:08
-0:36
23M
23.00 mi14:08:183:10:498:1810:21
8:16
+0:08
24M
24.00 mi14:16:193:18:508:178:01
8:01
-0:15
40K
24.85 mi14:23:133:25:448:176:54
8:04
+0:03
25.2M
25.20 mi14:26:133:28:448:173:00
8:42
+0:38
Finish
26.22 mi14:34:163:36:478:168:03
7:54
-0:48

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

7:54 /mi

Average Pace

8:16 /mi

Slowest Pace

8:44 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:25:03

95% of race

Time at Steady Pace

11:44

5% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:16 /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 mi11:23:1725:488:1825:48
8:18
#18744
10K
6.21 mi11:48:5651:278:1725:39
8:15
#18486
15K
9.32 mi12:14:331:17:048:1625:37
8:15
#18199
20K
12.43 mi12:40:081:42:398:1625:35
8:14
#17758
Half
13.11 mi12:45:371:48:088:155:29
8:02
#17655
25K
15.53 mi13:05:402:08:118:1520:03
8:16
#17286
30K
18.64 mi13:31:432:34:148:1626:03
8:23
#16682
20M
20.00 mi13:43:082:45:398:1711:25
8:24
#16378
21M
21.00 mi13:51:522:54:238:188:44
8:44
#16107
35K
21.75 mi13:57:573:00:288:186:05
8:08
#15970
23M
23.00 mi14:08:183:10:498:1810:21
8:16
#15688
24M
24.00 mi14:16:193:18:508:178:01
8:01
#15500
40K
24.85 mi14:23:133:25:448:176:54
8:04
#15294
25.2M
25.20 mi14:26:133:28:448:173:00
8:42
#15206
Finish
26.22 mi14:34:163:36:478:168:03
7:54
#15046
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF50-54Seg. OverallSeg. FemalesSeg. F50-54
5K3.11 mi3.11 mi187446762676217695(Top 62%)6133(Top 50%)6133(Top 471%)
10K6.21 mi3.10 mi18486+2586605+1576605+15718265(Top 64%)6461(Top 53%)6461(Top 496%)
15K9.32 mi3.11 mi18199+2876446+1596446+15917695(Top 62%)6133(Top 50%)6133(Top 471%)
20K12.43 mi3.11 mi17758+4416195+2516195+25116532(Top 58%)5506(Top 45%)5506(Top 423%)
Half13.11 mi0.68 mi17655+1036126+696126+6916217(Top 57%)5304(Top 43%)5304(Top 407%)
25K15.53 mi2.42 mi17286+3695934+1925934+19215732(Top 55%)5146(Top 42%)5146(Top 395%)
30K18.64 mi3.11 mi16682+6045625+3095625+30914063(Top 50%)4410(Top 36%)4410(Top 338%)
20M20.00 mi1.36 mi16378+3045482+1435482+14313196(Top 46%)4088(Top 33%)4088(Top 314%)
21M21.00 mi1.00 mi16107+2715361+1215361+12111931(Top 42%)3568(Top 29%)3568(Top 274%)
35K21.75 mi0.75 mi15970+1375305+565305+5613198(Top 46%)4282(Top 35%)4282(Top 329%)
23M23.00 mi1.25 mi15688+2825183+1225183+12211872(Top 42%)3683(Top 30%)3683(Top 283%)
24M24.00 mi1.00 mi15500+1885091+925091+9211423(Top 40%)3546(Top 29%)3546(Top 272%)
40K24.85 mi0.85 mi15294+2065009+825009+8210721(Top 38%)3290(Top 27%)3290(Top 252%)
25.2M25.20 mi0.35 mi15206+884973+364973+3610142(Top 36%)3129(Top 26%)3129(Top 240%)
Finish26.22 mi1.02 mi15046+1604900+734900+7312210(Top 43%)4047(Top 33%)4047(Top 311%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 62%
×21story building
+97ft-345ft

Overall

17695

Females

6133

F50-54

6133

5K→10K

3.1 - 6.2 mi

Top 64%
×5story building
+79ft-138ft

Overall

18265

Females

6461

F50-54

6461

10K→15K

6.2 - 9.3 mi

Top 62%
×3story building
+67ft-78ft

Overall

17695

Females

6133

F50-54

6133

15K→20K

9.3 - 12.4 mi

Top 58%
×5story building
+106ft-86ft

Overall

16532

Females

5506

F50-54

5506

20K→Half

12.4 - 13.1 mi

Top 57%
×2story building
+19ft-37ft

Overall

16217

Females

5304

F50-54

5304

Half→25K

13.1 - 15.5 mi

Top 55%
×4story building
+66ft-88ft

Overall

15732

Females

5146

F50-54

5146

25K→30K

15.5 - 18.6 mi

Top 50%
×9story building
+181ft-148ft

Overall

14063

Females

4410

F50-54

4410

30K→20M

18.6 - 20.0 mi

Top 46%
×5story building
+64ft-50ft

Overall

13196

Females

4088

F50-54

4088

20M→21M

20.0 - 21.0 mi

Top 42%
×8story building
+106ft-24ft

Overall

11931

Females

3568

F50-54

3568

21M→35K

21.0 - 21.8 mi

Top 46%
×7story building
+17ft-86ft

Overall

13198

Females

4282

F50-54

4282

35K→23M

21.8 - 23.0 mi

Top 42%
×5story building
+23ft-63ft

Overall

11872

Females

3683

F50-54

3683

23M→24M

23.0 - 24.0 mi

Top 40%
×6story building
+12ft-82ft

Overall

11423

Females

3546

F50-54

3546

24M→40K

24.0 - 24.9 mi

Top 38%
×1story
+6ft-20ft

Overall

10721

Females

3290

F50-54

3290

40K→25.2M

24.9 - 25.2 mi

Top 36%
×1story
+13ft-16ft

Overall

10142

Females

3129

F50-54

3129

25.2M→Finish

25.2 - 26.2 mi

Top 43%
×2story building
+22ft-21ft

Overall

12210

Females

4047

F50-54

4047

Passing Analysis

Category:
Athletes Passed
4029
Passed By
331
Net Change
+3698
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#18744
5K → 10K417159+258#18744#18486
10K → 15K35164+287#18486#18199
15K → 20K46928+441#18199#17758
20K → Half1085+103#17758#17655
Half → 25K38415+369#17655#17286
25K → 30K61612+604#17286#16682
30K → 20M3117+304#16682#16378
20M → 21M2765+271#16378#16107
21M → 35K14710+137#16107#15970
35K → 23M2908+282#15970#15688
23M → 24M1902+188#15688#15500
24M → 40K2093+206#15500#15294
40K → 25.2M902+88#15294#15206
25.2M → Finish17111+160#15206#15046
TOTALS4029331+3698
📊

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