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BOSTON MARATHON 2025

Ruth Bossler

Bib: 20956•F

MA

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Top 49%
Gender (Female)
#0 / 12228
Top 35%
Masters (Masters Women)
#0 / 6759
Top 20%
Division (F55-59)
#0 / 994
Top 6%
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
7:50/mi
24:20
↑ 97↓ 3451.5%
10K· 6.21 mi
7:49/mi
48:37
↑ 79↓ 1380.4%
15K· 9.32 mi
7:47/mi
1:12:48
↑ 67↓ 78
20K· 12.43 mi
7:46/mi
1:36:57
↑ 106↓ 860.1%
Half· 13.11 mi
7:39/mi
1:42:10
↑ 19↓ 370.5%
25K· 15.53 mi
7:55/mi
2:01:21
↑ 66↓ 880.2%
30K· 18.64 mi
8:26/mi
2:27:32
↑ 181↓ 1480.2%
20M
8:27/mi
2:39:01
↑ 64↓ 500.2%
21M
9:09/mi
2:48:10
↑ 106↓ 241.6%
35K· 21.75 mi
8:35/mi
2:54:35
↑ 17↓ 861.7%
23M
8:32/mi
3:05:16
↑ 23↓ 630.6%
24M
8:23/mi
3:13:39
↓ 821.3%
40K· 24.85 mi
8:36/mi
3:21:00
↓ 200.3%
25.2M
9:14/mi
3:24:11
↑ 13↓ 160.2%
Finish· 26.22 mi
8:17/mi
3:32:37
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:42:10
Pace7:48 /mi
2nd Half
Distance13.11 mi
Time1:50:27
Pace8:26 /mi
📊Positive Split: 8.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:16:5824:207:5024:20
7:50
-
10K
6.21 mi11:41:1548:377:4924:17
7:49
-0:01
15K
9.32 mi12:05:261:12:487:4924:11
7:47
-0:02
20K
12.43 mi12:29:351:36:577:4824:09
7:46
-0:01
Half
13.11 mi12:34:481:42:107:485:13
7:39
-0:07
25K
15.53 mi12:53:592:01:217:4919:11
7:55
+0:16
30K
18.64 mi13:20:102:27:327:5526:11
8:26
+0:31
20M
20.00 mi13:31:392:39:017:5711:29
8:27
+0:01
21M
21.00 mi13:40:482:48:108:009:09
9:09
+0:42
35K
21.75 mi13:47:132:54:358:026:25
8:35
-0:34
23M
23.00 mi13:57:543:05:168:0310:41
8:32
-0:03
24M
24.00 mi14:06:173:13:398:048:23
8:23
-0:09
40K
24.85 mi14:13:383:21:008:057:21
8:36
+0:13
25.2M
25.20 mi14:16:493:24:118:063:11
9:14
+0:38
Finish
26.22 mi14:25:153:32:378:078:26
8:17
-0:57

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

7:39 /mi

Average Pace

8:07 /mi

Slowest Pace

9:14 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:01:21

57% of race

Time at Steady Pace

1:18:56

37% of race

Time at Slower Pace

12:20

6% of race

Average Pace: 8:07 /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 mi11:16:5824:207:5024:20
7:50
#15108
10K
6.21 mi11:41:1548:377:4924:17
7:49
#14996
15K
9.32 mi12:05:261:12:487:4924:11
7:47
#14723
20K
12.43 mi12:29:351:36:577:4824:09
7:46
#14258
Half
13.11 mi12:34:481:42:107:485:13
7:39
#14195
25K
15.53 mi12:53:592:01:217:4919:11
7:55
#13983
30K
18.64 mi13:20:102:27:327:5526:11
8:26
#14000
20M
20.00 mi13:31:392:39:017:5711:29
8:27
#13920
21M
21.00 mi13:40:482:48:108:009:09
9:09
#13915
35K
21.75 mi13:47:132:54:358:026:25
8:35
#13994
23M
23.00 mi13:57:543:05:168:0310:41
8:32
#13968
24M
24.00 mi14:06:173:13:398:048:23
8:23
#13963
40K
24.85 mi14:13:383:21:008:057:21
8:36
#13940
25.2M
25.20 mi14:16:493:24:118:063:11
9:14
#13907
Finish
26.22 mi14:25:153:32:378:078:26
8:17
#13926
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF55-59Seg. OverallSeg. FemalesSeg. F55-59
5K3.11 mi3.11 mi151084594459414245(Top 50%)4168(Top 34%)4168(Top 419%)
10K6.21 mi3.10 mi14996+1124547+474547+4714983(Top 53%)4528(Top 37%)4528(Top 456%)
15K9.32 mi3.11 mi14723+2734387+1604387+16014245(Top 50%)4168(Top 34%)4168(Top 419%)
20K12.43 mi3.11 mi14258+4654154+2334154+23313068(Top 46%)3591(Top 29%)3591(Top 361%)
Half13.11 mi0.68 mi14195+634119+354119+3513058(Top 46%)3544(Top 29%)3544(Top 357%)
25K15.53 mi2.42 mi13983+2124037+824037+8213210(Top 47%)3782(Top 31%)3782(Top 380%)
30K18.64 mi3.11 mi14000-174107-704107-7014318(Top 50%)4540(Top 37%)4540(Top 457%)
20M20.00 mi1.36 mi13920+804099+84099+813493(Top 48%)4244(Top 35%)4244(Top 427%)
21M21.00 mi1.00 mi13915+54124-254124-2514363(Top 51%)4817(Top 39%)4817(Top 485%)
35K21.75 mi0.75 mi13994-794185-614185-6115945(Top 56%)5736(Top 47%)5736(Top 577%)
23M23.00 mi1.25 mi13968+264205-204205-2013536(Top 48%)4542(Top 37%)4542(Top 457%)
24M24.00 mi1.00 mi13963+54241-364241-3613780(Top 49%)4703(Top 38%)4703(Top 473%)
40K24.85 mi0.85 mi13940+234260-194260-1914056(Top 49%)4993(Top 41%)4993(Top 502%)
25.2M25.20 mi0.35 mi13907+334248+124248+1213148(Top 46%)4567(Top 37%)4567(Top 459%)
Finish26.22 mi1.02 mi13926-194278-304278-3014780(Top 52%)5353(Top 44%)5353(Top 539%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 50%
×21story building
+97ft-345ft

Overall

14245

Females

4168

F55-59

4168

5K→10K

3.1 - 6.2 mi

Top 53%
×5story building
+79ft-138ft

Overall

14983

Females

4528

F55-59

4528

10K→15K

6.2 - 9.3 mi

Top 50%
×3story building
+67ft-78ft

Overall

14245

Females

4168

F55-59

4168

15K→20K

9.3 - 12.4 mi

Top 46%
×5story building
+106ft-86ft

Overall

13068

Females

3591

F55-59

3591

20K→Half

12.4 - 13.1 mi

Top 46%
×2story building
+19ft-37ft

Overall

13058

Females

3544

F55-59

3544

Half→25K

13.1 - 15.5 mi

Top 47%
×4story building
+66ft-88ft

Overall

13210

Females

3782

F55-59

3782

25K→30K

15.5 - 18.6 mi

Top 50%
×9story building
+181ft-148ft

Overall

14318

Females

4540

F55-59

4540

30K→20M

18.6 - 20.0 mi

Top 48%
×5story building
+64ft-50ft

Overall

13493

Females

4244

F55-59

4244

20M→21M

20.0 - 21.0 mi

Top 51%
×8story building
+106ft-24ft

Overall

14363

Females

4817

F55-59

4817

21M→35K

21.0 - 21.8 mi

Top 56%
×7story building
+17ft-86ft

Overall

15945

Females

5736

F55-59

5736

35K→23M

21.8 - 23.0 mi

Top 48%
×5story building
+23ft-63ft

Overall

13536

Females

4542

F55-59

4542

23M→24M

23.0 - 24.0 mi

Top 49%
×6story building
+12ft-82ft

Overall

13780

Females

4703

F55-59

4703

24M→40K

24.0 - 24.9 mi

Top 49%
×1story
+6ft-20ft

Overall

14056

Females

4993

F55-59

4993

40K→25.2M

24.9 - 25.2 mi

Top 46%
×1story
+13ft-16ft

Overall

13148

Females

4567

F55-59

4567

25.2M→Finish

25.2 - 26.2 mi

Top 52%
×2story building
+22ft-21ft

Overall

14780

Females

5353

F55-59

5353

Passing Analysis

Category:
Athletes Passed
2517
Passed By
1335
Net Change
+1182
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#15108
5K → 10K347235+112#15108#14996
10K → 15K35683+273#14996#14723
15K → 20K49126+465#14723#14258
20K → Half718+63#14258#14195
Half → 25K27462+212#14195#13983
25K → 30K247264-17#13983#14000
30K → 20M15575+80#14000#13920
20M → 21M107102+5#13920#13915
21M → 35K44123-79#13915#13994
35K → 23M12498+26#13994#13968
23M → 24M8883+5#13968#13963
24M → 40K9370+23#13963#13940
40K → 25.2M5219+33#13940#13907
25.2M → Finish6887-19#13907#13926
TOTALS25171335+1182
📊

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