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BOSTON MARATHON 2025

Debbie Armstrong

NS

Bib: 25606 F

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Gender (Female)
#0 / 12228
Masters (Masters Women)
#0 / 6759
Division (F65-69)
#0 / 222
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
469 ft elev
5K· 3.11 mi
10:24/mi
32:20
↑ 97↓ 3451.5%
220 ft elev
10K· 6.21 mi
10:26/mi
1:04:45
↑ 79↓ 1380.4%
157 ft elev
15K· 9.32 mi
10:29/mi
1:37:18
↑ 67↓ 78
146 ft elev
20K· 12.43 mi
10:32/mi
2:10:02
↑ 106↓ 860.1%
165 ft elev
Half· 13.11 mi
10:10/mi
2:16:58
↑ 19↓ 370.5%
148 ft elev
25K· 15.53 mi
10:32/mi
2:42:31
↑ 66↓ 880.2%
127 ft elev
30K· 18.64 mi
10:34/mi
3:15:21
↑ 181↓ 1480.2%
138 ft elev
20M
11:41/mi
3:31:13
↑ 64↓ 500.2%
148 ft elev
21M
11:34/mi
3:42:47
↑ 106↓ 241.6%
227 ft elev
35K· 21.75 mi
10:30/mi
3:50:38
↑ 17↓ 861.7%
156 ft elev
23M
10:51/mi
4:04:13
↑ 23↓ 630.6%
116 ft elev
24M
10:34/mi
4:14:47
↓ 821.3%
34 ft elev
40K· 24.85 mi
10:21/mi
4:23:38
↓ 200.3%
20 ft elev
25.2M
11:13/mi
4:27:30
↑ 13↓ 160.2%
18 ft elev
Finish· 26.22 mi
10:12/mi
4:37:54
↑ 22↓ 21
17 ft elev
Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:16:58
Pace10:27 /mi
2nd Half
Distance13.11 mi
Time2:20:56
Pace10:45 /mi
📊Positive Split: 2.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:47:3732:2010:2432:20
10:24
-
10K
6.21 mi12:20:021:04:4510:2532:25
10:26
+0:02
15K
9.32 mi12:52:351:37:1810:2632:33
10:29
+0:03
20K
12.43 mi13:25:192:10:0210:2832:44
10:32
+0:03
Half
13.11 mi13:32:152:16:5810:276:56
10:10
-0:22
25K
15.53 mi13:57:482:42:3110:2825:33
10:32
+0:22
30K
18.64 mi14:30:383:15:2110:2932:50
10:34
+0:02
20M
20.00 mi14:46:303:31:1310:3415:52
11:41
+1:07
21M
21.00 mi14:58:043:42:4710:3711:34
11:34
-0:07
35K
21.75 mi15:05:553:50:3810:367:51
10:30
-1:04
23M
23.00 mi15:19:304:04:1310:3713:35
10:51
+0:21
24M
24.00 mi15:30:044:14:4710:3710:34
10:34
-0:17
40K
24.85 mi15:38:554:23:3810:368:51
10:21
-0:13
25.2M
25.20 mi15:42:474:27:3010:373:52
11:13
+0:52
Finish
26.22 mi15:53:114:37:5410:3610:24
10:12
-1:01

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

10:10 /mi

Average Pace

10:36 /mi

Slowest Pace

11:41 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

4:06:36

89% of race

Time at Steady Pace

31:18

11% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 10:36 /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 mi11:47:3732:2010:2432:20
10:24
#26546
10K
6.21 mi12:20:021:04:4510:2532:25
10:26
#26329
15K
9.32 mi12:52:351:37:1810:2632:33
10:29
#26169
20K
12.43 mi13:25:192:10:0210:2832:44
10:32
#25907
Half
13.11 mi13:32:152:16:5810:276:56
10:10
#25878
25K
15.53 mi13:57:482:42:3110:2825:33
10:32
#25639
30K
18.64 mi14:30:383:15:2110:2932:50
10:34
#25200
20M
20.00 mi14:46:303:31:1310:3415:52
11:41
#25177
21M
21.00 mi14:58:043:42:4710:3711:34
11:34
#25063
35K
21.75 mi15:05:553:50:3810:367:51
10:30
#25020
23M
23.00 mi15:19:304:04:1310:3713:35
10:51
#24919
24M
24.00 mi15:30:044:14:4710:3710:34
10:34
#24843
40K
24.85 mi15:38:554:23:3810:368:51
10:21
#24754
25.2M
25.20 mi15:42:474:27:3010:373:52
11:13
#24711
Finish
26.22 mi15:53:114:37:5410:3610:24
10:12
#24685
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF65-69Seg. OverallSeg. FemalesSeg. F65-69
5K3.11 mi3.11 mi26546110651106525882(Top 91%)10727(Top 88%)10727(Top 4832%)
10K6.21 mi3.10 mi26329+21710949+11610949+11626150(Top 92%)10877(Top 89%)10877(Top 4900%)
15K9.32 mi3.11 mi26169+16010874+7510874+7525882(Top 91%)10727(Top 88%)10727(Top 4832%)
20K12.43 mi3.11 mi25907+26210737+13710737+13725239(Top 89%)10397(Top 85%)10397(Top 4683%)
Half13.11 mi0.68 mi25878+2910724+1310724+1325143(Top 89%)10342(Top 85%)10342(Top 4659%)
25K15.53 mi2.42 mi25639+23910592+13210592+13224431(Top 86%)9979(Top 82%)9979(Top 4495%)
30K18.64 mi3.11 mi25200+43910396+19610396+19623088(Top 81%)9370(Top 77%)9370(Top 4221%)
20M20.00 mi1.36 mi25177+2310397-110397-124815(Top 87%)10367(Top 85%)10367(Top 4670%)
21M21.00 mi1.00 mi25063+11410338+5910338+5922728(Top 80%)9361(Top 77%)9361(Top 4217%)
35K21.75 mi0.75 mi25020+4310325+1310325+1323126(Top 81%)9622(Top 79%)9622(Top 4334%)
23M23.00 mi1.25 mi24919+10110286+3910286+3922852(Top 80%)9528(Top 78%)9528(Top 4292%)
24M24.00 mi1.00 mi24843+7610259+2710259+2722973(Top 81%)9627(Top 79%)9627(Top 4336%)
40K24.85 mi0.85 mi24754+8910226+3310226+3321508(Top 76%)8942(Top 73%)8942(Top 4028%)
25.2M25.20 mi0.35 mi24711+4310207+1910207+1921189(Top 75%)8772(Top 72%)8772(Top 3951%)
Finish26.22 mi1.02 mi24685+2610197+1010197+1023512(Top 83%)9934(Top 81%)9934(Top 4475%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 91%
×21story building
+97ft-345ft

Overall

25882

Females

10727

F65-69

10727

5K→10K

3.1 - 6.2 mi

Top 92%
×5story building
+79ft-138ft

Overall

26150

Females

10877

F65-69

10877

10K→15K

6.2 - 9.3 mi

Top 91%
×3story building
+67ft-78ft

Overall

25882

Females

10727

F65-69

10727

15K→20K

9.3 - 12.4 mi

Top 89%
×5story building
+106ft-86ft

Overall

25239

Females

10397

F65-69

10397

20K→Half

12.4 - 13.1 mi

Top 89%
×2story building
+19ft-37ft

Overall

25143

Females

10342

F65-69

10342

Half→25K

13.1 - 15.5 mi

Top 86%
×4story building
+66ft-88ft

Overall

24431

Females

9979

F65-69

9979

25K→30K

15.5 - 18.6 mi

Top 81%
×9story building
+181ft-148ft

Overall

23088

Females

9370

F65-69

9370

30K→20M

18.6 - 20.0 mi

Top 87%
×5story building
+64ft-50ft

Overall

24815

Females

10367

F65-69

10367

20M→21M

20.0 - 21.0 mi

Top 80%
×8story building
+106ft-24ft

Overall

22728

Females

9361

F65-69

9361

21M→35K

21.0 - 21.8 mi

Top 81%
×7story building
+17ft-86ft

Overall

23126

Females

9622

F65-69

9622

35K→23M

21.8 - 23.0 mi

Top 80%
×5story building
+23ft-63ft

Overall

22852

Females

9528

F65-69

9528

23M→24M

23.0 - 24.0 mi

Top 81%
×6story building
+12ft-82ft

Overall

22973

Females

9627

F65-69

9627

24M→40K

24.0 - 24.9 mi

Top 76%
×1story
+6ft-20ft

Overall

21508

Females

8942

F65-69

8942

40K→25.2M

24.9 - 25.2 mi

Top 75%
×1story
+13ft-16ft

Overall

21189

Females

8772

F65-69

8772

25.2M→Finish

25.2 - 26.2 mi

Top 83%
×2story building
+22ft-21ft

Overall

23512

Females

9934

F65-69

9934

Passing Analysis

Category:
Athletes Passed
2115
Passed By
254
Net Change
+1861
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#26546
5K → 10K30487+217#26546#26329
10K → 15K20646+160#26329#26169
15K → 20K28422+262#26169#25907
20K → Half334+29#25907#25878
Half → 25K2478+239#25878#25639
25K → 30K4412+439#25639#25200
30K → 20M6239+23#25200#25177
20M → 21M1239+114#25177#25063
21M → 35K529+43#25063#25020
35K → 23M1043+101#25020#24919
23M → 24M815+76#24919#24843
24M → 40K912+89#24843#24754
40K → 25.2M441+43#24754#24711
25.2M → Finish4317+26#24711#24685
TOTALS2115254+1861
📊

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