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BOSTON MARATHON 2025

Bridget Tobias

Bib: 5746•F

DC

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 9%
Gender (Female)
#0 / 12228
Top 1.0%
Division (F18-39)
#0 / 5469
Top 2%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
20:33
Rank: #4738
Start → 5K
20:33 | 6:37/mi
10K· 6.21 mi
40:58
Rank: #4453 (+285)
5K → 10K
20:25 | 6:34/mi
15K· 9.32 mi
1:01:19
Rank: #4249 (+204)
10K → 15K
20:21 | 6:33/mi
20K· 12.43 mi
1:21:30
Rank: #3872 (+377)
15K → 20K
20:11 | 6:30/mi
Half· 13.11 mi
1:25:52
Rank: #3829 (+43)
20K → Half
4:22 | 6:24/mi
25K· 15.53 mi
1:41:30
Rank: #3604 (+225)
Half → 25K
15:38 | 6:27/mi
30K· 18.64 mi
2:01:42
Rank: #3209 (+395)
25K → 30K
20:12 | 6:30/mi
20M
2:10:28
Rank: #3009 (+200)
30K → 20M
8:46 | 6:27/mi
21M
2:17:13
Rank: #2869 (+140)
20M → 21M
6:45 | 6:45/mi
35K· 21.75 mi
2:21:49
Rank: #2762 (+107)
21M → 35K
4:36 | 6:09/mi
23M
2:29:52
Rank: #2607 (+155)
35K → 23M
8:03 | 6:26/mi
24M
2:36:15
Rank: #2526 (+81)
23M → 24M
6:23 | 6:23/mi
40K· 24.85 mi
2:41:54
Rank: #2485 (+41)
24M → 40K
5:39 | 6:36/mi
25.2M
2:44:22
Rank: #2463 (+22)
40K → 25.2M
2:28 | 7:09/mi
Finish· 26.22 mi
2:51:05
Rank: #2456 (+7)
25.2M → Finish
6:43 | 6:35/mi

The Course

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Half Splits

1st Half· via Half⚖️ Balanced
Distance13.11 mi
Time1:25:52
Pace6:33 /mi
2nd Half⚖️ Balanced
Distance13.11 mi
Time1:25:13
Pace6:30 /mi
📊Even Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:24:3920:336:3720:33
6:37
-
10K
6.21 mi10:45:0440:586:3620:25
6:34
-0:03
15K
9.32 mi11:05:251:01:196:3520:21
6:33
-0:01
20K
12.43 mi11:25:361:21:306:3320:11
6:30
-0:03
Half
13.11 mi11:29:581:25:526:334:22
6:24
-0:06
25K
15.53 mi11:45:361:41:306:3215:38
6:27
+0:03
30K
18.64 mi12:05:482:01:426:3220:12
6:30
+0:03
20M
20.00 mi12:14:342:10:286:318:46
6:27
-0:03
21M
21.00 mi12:21:192:17:136:326:45
6:45
+0:18
35K
21.75 mi12:25:552:21:496:314:36
6:09
-0:36
23M
23.00 mi12:33:582:29:526:318:03
6:26
+0:17
24M
24.00 mi12:40:212:36:156:316:23
6:23
-0:03
40K
24.85 mi12:46:002:41:546:315:39
6:36
+0:13
25.2M
25.20 mi12:48:282:44:226:312:28
7:09
+0:33
Finish
26.22 mi12:55:112:51:056:326:43
6:35
-0:34

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

6:09 /mi

Average Pace

6:32 /mi

Slowest Pace

7:09 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:48:37

99% of race

Time at Steady Pace

2:28

1% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:31 /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 mi10:24:3920:336:3720:33
6:37
#4738
10K
6.21 mi10:45:0440:586:3620:25
6:34
#4453
15K
9.32 mi11:05:251:01:196:3520:21
6:33
#4249
20K
12.43 mi11:25:361:21:306:3320:11
6:30
#3872
Half
13.11 mi11:29:581:25:526:334:22
6:24
#3829
25K
15.53 mi11:45:361:41:306:3215:38
6:27
#3604
30K
18.64 mi12:05:482:01:426:3220:12
6:30
#3209
20M
20.00 mi12:14:342:10:286:318:46
6:27
#3009
21M
21.00 mi12:21:192:17:136:326:45
6:45
#2869
35K
21.75 mi12:25:552:21:496:314:36
6:09
#2762
23M
23.00 mi12:33:582:29:526:318:03
6:26
#2607
24M
24.00 mi12:40:212:36:156:316:23
6:23
#2526
40K
24.85 mi12:46:002:41:546:315:39
6:36
#2485
25.2M
25.20 mi12:48:282:44:226:312:28
7:09
#2463
Finish
26.22 mi12:55:112:51:056:326:43
6:35
#2456
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi47382862863899(Top 14%)213(Top 2%)213(Top 4%)
10K6.21 mi3.10 mi4453+285257+29257+294251(Top 15%)247(Top 2%)247(Top 5%)
15K9.32 mi3.11 mi4249+204245+12245+123899(Top 14%)213(Top 2%)213(Top 4%)
20K12.43 mi3.11 mi3872+377216+29216+293122(Top 11%)150(Top 1%)150(Top 3%)
Half13.11 mi0.68 mi3829+43211+5211+53111(Top 11%)135(Top 1%)135(Top 2%)
25K15.53 mi2.42 mi3604+225189+22189+222624(Top 9%)120(Top 1.0%)120(Top 2%)
30K18.64 mi3.11 mi3209+395154+35154+351999(Top 7%)92(Top 0.8%)92(Top 2%)
20M20.00 mi1.36 mi3009+200142+12142+121462(Top 5%)75(Top 0.6%)75(Top 1%)
21M21.00 mi1.00 mi2869+140134+8134+81391(Top 5%)72(Top 0.6%)72(Top 1%)
35K21.75 mi0.75 mi2762+107128+6128+61110(Top 4%)59(Top 0.5%)59(Top 1%)
23M23.00 mi1.25 mi2607+155121+7121+71256(Top 4%)69(Top 0.6%)69(Top 1%)
24M24.00 mi1.00 mi2526+81119+2119+21627(Top 6%)103(Top 0.8%)103(Top 2%)
40K24.85 mi0.85 mi2485+41121-2121-22027(Top 7%)149(Top 1%)149(Top 3%)
25.2M25.20 mi0.35 mi2463+22120+1120+12032(Top 7%)182(Top 1%)182(Top 3%)
Finish26.22 mi1.02 mi2456+7122-2122-23315(Top 12%)382(Top 3%)382(Top 7%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 14%
×21stories
+97ft-345ft

Overall

3899

Females

213

F18-39

213

5K→10K

3.1 - 6.2 mi

Top 15%
×5stories
+79ft-138ft

Overall

4251

Females

247

F18-39

247

10K→15K

6.2 - 9.3 mi

Top 14%
×3stories
+67ft-78ft

Overall

3899

Females

213

F18-39

213

15K→20K

9.3 - 12.4 mi

Top 11%
×5stories
+106ft-86ft

Overall

3122

Females

150

F18-39

150

20K→Half

12.4 - 13.1 mi

Top 11%
×2stories
+19ft-37ft

Overall

3111

Females

135

F18-39

135

Half→25K

13.1 - 15.5 mi

Top 9%
×4stories
+66ft-88ft

Overall

2624

Females

120

F18-39

120

25K→30K

15.5 - 18.6 mi

Top 7%
×9stories
+181ft-148ft

Overall

1999

Females

92

F18-39

92

30K→20M

18.6 - 20.0 mi

Top 5%
×5stories
+64ft-50ft

Overall

1462

Females

75

F18-39

75

20M→21M

20.0 - 21.0 mi

Top 5%
×8stories
+106ft-24ft

Overall

1391

Females

72

F18-39

72

21M→35K

21.0 - 21.8 mi

Top 4%
×7stories
+17ft-86ft

Overall

1110

Females

59

F18-39

59

35K→23M

21.8 - 23.0 mi

Top 4%
×5stories
+23ft-63ft

Overall

1256

Females

69

F18-39

69

23M→24M

23.0 - 24.0 mi

Top 6%
×6stories
+12ft-82ft

Overall

1627

Females

103

F18-39

103

24M→40K

24.0 - 24.9 mi

Top 7%
×1story
+6ft-20ft

Overall

2027

Females

149

F18-39

149

40K→25.2M

24.9 - 25.2 mi

Top 7%
×1story
+13ft-16ft

Overall

2032

Females

182

F18-39

182

25.2M→Finish

25.2 - 26.2 mi

Top 12%
×2stories
+22ft-21ft

Overall

3315

Females

382

F18-39

382

Passing Analysis

Category:
Athletes Passed
2439
Passed By
157
Net Change
+2282
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#4738
5K → 10K34358+285#4738#4453
10K → 15K23228+204#4453#4249
15K → 20K3781+377#4249#3872
20K → Half441+43#3872#3829
Half → 25K2305+225#3829#3604
25K → 30K3961+395#3604#3209
30K → 20M2000+200#3209#3009
20M → 21M1422+140#3009#2869
21M → 35K1070+107#2869#2762
35K → 23M1583+155#2762#2607
23M → 24M909+81#2607#2526
24M → 40K5413+41#2526#2485
40K → 25.2M253+22#2485#2463
25.2M → Finish4033+7#2463#2456
TOTALS2439157+2282
📊

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