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BOSTON MARATHON 2025

Tanja Hirsig

Bib: 18781•F

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Top 45%
Gender (Female)
#0 / 12228
Top 30%
Masters (Masters Women)
#0 / 6759
Top 15%
Division (F40-44)
#0 / 1718
Top 32%
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
7:28/mi
23:11
↑ 97↓ 3451.5%
10K· 6.21 mi
7:24/mi
46:11
↑ 79↓ 1380.4%
15K· 9.32 mi
7:31/mi
1:09:31
↑ 67↓ 78
20K· 12.43 mi
7:51/mi
1:33:54
↑ 106↓ 860.1%
Half· 13.11 mi
7:37/mi
1:39:06
↑ 19↓ 370.5%
25K· 15.53 mi
8:05/mi
1:58:43
↑ 66↓ 880.2%
30K· 18.64 mi
8:22/mi
2:24:43
↑ 181↓ 1480.2%
20M
8:20/mi
2:36:02
↑ 64↓ 500.2%
21M
9:18/mi
2:45:20
↑ 106↓ 241.6%
35K· 21.75 mi
7:59/mi
2:51:18
↑ 17↓ 861.7%
23M
8:19/mi
3:01:43
↑ 23↓ 630.6%
24M
8:24/mi
3:10:07
↓ 821.3%
40K· 24.85 mi
8:19/mi
3:17:14
↓ 200.3%
25.2M
9:17/mi
3:20:26
↑ 13↓ 160.2%
Finish· 26.22 mi
8:15/mi
3:28:50
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:39:06
Pace7:34 /mi
2nd Half
Distance13.11 mi
Time1:49:44
Pace8:22 /mi
📊Positive Split: 10.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:14:1223:117:2823:11
7:28
-
10K
6.21 mi11:37:1246:117:2623:00
7:24
-0:04
15K
9.32 mi12:00:321:09:317:2823:20
7:31
+0:07
20K
12.43 mi12:24:551:33:547:3324:23
7:51
+0:20
Half
13.11 mi12:30:071:39:067:345:12
7:37
-0:14
25K
15.53 mi12:49:441:58:437:3919:37
8:05
+0:28
30K
18.64 mi13:15:442:24:437:4626:00
8:22
+0:17
20M
20.00 mi13:27:032:36:027:4811:19
8:20
-0:02
21M
21.00 mi13:36:212:45:207:529:18
9:18
+0:58
35K
21.75 mi13:42:192:51:187:535:58
7:59
-1:19
23M
23.00 mi13:52:443:01:437:5410:25
8:19
+0:20
24M
24.00 mi14:01:083:10:077:558:24
8:24
+0:05
40K
24.85 mi14:08:153:17:147:567:07
8:19
-0:05
25.2M
25.20 mi14:11:273:20:267:573:12
9:17
+0:58
Finish
26.22 mi14:19:513:28:507:588:24
8:15
-1:02

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

7:24 /mi

Average Pace

7:58 /mi

Slowest Pace

9:18 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:39:06

47% of race

Time at Steady Pace

1:37:14

47% of race

Time at Slower Pace

12:30

6% of race

Average Pace: 7:58 /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 mi11:14:1223:117:2823:11
7:28
#11920
10K
6.21 mi11:37:1246:117:2623:00
7:24
#11558
15K
9.32 mi12:00:321:09:317:2823:20
7:31
#11613
20K
12.43 mi12:24:551:33:547:3324:23
7:51
#12136
Half
13.11 mi12:30:071:39:067:345:12
7:37
#12157
25K
15.53 mi12:49:441:58:437:3919:37
8:05
#12540
30K
18.64 mi13:15:442:24:437:4626:00
8:22
#12769
20M
20.00 mi13:27:032:36:027:4811:19
8:20
#12745
21M
21.00 mi13:36:212:45:207:529:18
9:18
#12891
35K
21.75 mi13:42:192:51:187:535:58
7:59
#12852
23M
23.00 mi13:52:443:01:437:5410:25
8:19
#12768
24M
24.00 mi14:01:083:10:077:558:24
8:24
#12811
40K
24.85 mi14:08:153:17:147:567:07
8:19
#12783
25.2M
25.20 mi14:11:273:20:267:573:12
9:17
#12789
Finish
26.22 mi14:19:513:28:507:588:24
8:15
#12857
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
5K3.11 mi3.11 mi119202755275511867(Top 42%)2835(Top 23%)2835(Top 165%)
10K6.21 mi3.10 mi11558+3622585+1702585+17011227(Top 40%)2434(Top 20%)2434(Top 142%)
15K9.32 mi3.11 mi11613-552629-442629-4411867(Top 42%)2835(Top 23%)2835(Top 165%)
20K12.43 mi3.11 mi12136-5232947-3182947-31813675(Top 48%)3914(Top 32%)3914(Top 228%)
Half13.11 mi0.68 mi12157-212965-182965-1812837(Top 45%)3416(Top 28%)3416(Top 199%)
25K15.53 mi2.42 mi12540-3833215-2503215-25014577(Top 51%)4521(Top 37%)4521(Top 263%)
30K18.64 mi3.11 mi12769-2293402-1873402-18713950(Top 49%)4336(Top 35%)4336(Top 252%)
20M20.00 mi1.36 mi12745+243442-403442-4012683(Top 45%)3793(Top 31%)3793(Top 221%)
21M21.00 mi1.00 mi12891-1463555-1133555-11315146(Top 53%)5250(Top 43%)5250(Top 306%)
35K21.75 mi0.75 mi12852+393546+93546+912141(Top 43%)3715(Top 30%)3715(Top 216%)
23M23.00 mi1.25 mi12768+843538+83538+812172(Top 43%)3829(Top 31%)3829(Top 223%)
24M24.00 mi1.00 mi12811-433595-573595-5713885(Top 49%)4752(Top 39%)4752(Top 277%)
40K24.85 mi0.85 mi12783+283612-173612-1712318(Top 43%)4087(Top 33%)4087(Top 238%)
25.2M25.20 mi0.35 mi12789-63625-133625-1313378(Top 47%)4687(Top 38%)4687(Top 273%)
Finish26.22 mi1.02 mi12857-683683-583683-5814564(Top 51%)5232(Top 43%)5232(Top 305%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 42%
×21story building
+97ft-345ft

Overall

11867

Females

2835

F40-44

2835

5K→10K

3.1 - 6.2 mi

Top 40%
×5story building
+79ft-138ft

Overall

11227

Females

2434

F40-44

2434

10K→15K

6.2 - 9.3 mi

Top 42%
×3story building
+67ft-78ft

Overall

11867

Females

2835

F40-44

2835

15K→20K

9.3 - 12.4 mi

Top 48%
×5story building
+106ft-86ft

Overall

13675

Females

3914

F40-44

3914

20K→Half

12.4 - 13.1 mi

Top 45%
×2story building
+19ft-37ft

Overall

12837

Females

3416

F40-44

3416

Half→25K

13.1 - 15.5 mi

Top 51%
×4story building
+66ft-88ft

Overall

14577

Females

4521

F40-44

4521

25K→30K

15.5 - 18.6 mi

Top 49%
×9story building
+181ft-148ft

Overall

13950

Females

4336

F40-44

4336

30K→20M

18.6 - 20.0 mi

Top 45%
×5story building
+64ft-50ft

Overall

12683

Females

3793

F40-44

3793

20M→21M

20.0 - 21.0 mi

Top 53%
×8story building
+106ft-24ft

Overall

15146

Females

5250

F40-44

5250

21M→35K

21.0 - 21.8 mi

Top 43%
×7story building
+17ft-86ft

Overall

12141

Females

3715

F40-44

3715

35K→23M

21.8 - 23.0 mi

Top 43%
×5story building
+23ft-63ft

Overall

12172

Females

3829

F40-44

3829

23M→24M

23.0 - 24.0 mi

Top 49%
×6story building
+12ft-82ft

Overall

13885

Females

4752

F40-44

4752

24M→40K

24.0 - 24.9 mi

Top 43%
×1story
+6ft-20ft

Overall

12318

Females

4087

F40-44

4087

40K→25.2M

24.9 - 25.2 mi

Top 47%
×1story
+13ft-16ft

Overall

13378

Females

4687

F40-44

4687

25.2M→Finish

25.2 - 26.2 mi

Top 51%
×2story building
+22ft-21ft

Overall

14564

Females

5232

F40-44

5232

Passing Analysis

Category:
Athletes Passed
1619
Passed By
2556
Net Change
-937
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#11920
5K → 10K484122+362#11920#11558
10K → 15K163218-55#11558#11613
15K → 20K72595-523#11613#12136
20K → Half2546-21#12136#12157
Half → 25K70453-383#12157#12540
25K → 30K165394-229#12540#12769
30K → 20M132108+24#12769#12745
20M → 21M69215-146#12745#12891
21M → 35K7132+39#12891#12852
35K → 23M14258+84#12852#12768
23M → 24M63106-43#12768#12811
24M → 40K8456+28#12811#12783
40K → 25.2M3440-6#12783#12789
25.2M → Finish45113-68#12789#12857
TOTALS16192556-937
📊

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