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BOSTON MARATHON 2025

Annie Seida

Bib: 15709•F

MI

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 38%
Gender (Female)
#0 / 12228
Top 21%
Division (F18-39)
#0 / 5469
Top 37%
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
6:45/mi
20:59
↑ 97↓ 3451.5%
10K· 6.21 mi
7:04/mi
42:56
↑ 79↓ 1380.4%
15K· 9.32 mi
7:11/mi
1:05:15
↑ 67↓ 78
20K· 12.43 mi
7:29/mi
1:28:29
↑ 106↓ 860.1%
Half· 13.11 mi
7:18/mi
1:33:28
↑ 19↓ 370.5%
25K· 15.53 mi
7:40/mi
1:52:04
↑ 66↓ 880.2%
30K· 18.64 mi
8:14/mi
2:17:40
↑ 181↓ 1480.2%
20M
8:29/mi
2:29:12
↑ 64↓ 500.2%
21M
8:57/mi
2:38:09
↑ 106↓ 241.6%
35K· 21.75 mi
8:04/mi
2:44:11
↑ 17↓ 861.7%
23M
8:31/mi
2:54:51
↑ 23↓ 630.6%
24M
8:19/mi
3:03:10
↓ 821.3%
40K· 24.85 mi
8:37/mi
3:10:32
↓ 200.3%
25.2M
9:40/mi
3:13:52
↑ 13↓ 160.2%
Finish· 26.22 mi
8:06/mi
3:22:07
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:33:28
Pace7:08 /mi
2nd Half
Distance13.11 mi
Time1:48:39
Pace8:17 /mi
📊Positive Split: 16.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:53:3020:596:4520:59
6:45
-
10K
6.21 mi11:15:2742:566:5521:57
7:04
+0:19
15K
9.32 mi11:37:461:05:157:0022:19
7:11
+0:07
20K
12.43 mi12:01:001:28:297:0723:14
7:29
+0:18
Half
13.11 mi12:05:591:33:287:084:59
7:18
-0:11
25K
15.53 mi12:24:351:52:047:1318:36
7:40
+0:22
30K
18.64 mi12:50:112:17:407:2325:36
8:14
+0:34
20M
20.00 mi13:01:432:29:127:2811:32
8:29
+0:15
21M
21.00 mi13:10:402:38:097:328:57
8:57
+0:28
35K
21.75 mi13:16:422:44:117:336:02
8:04
-0:53
23M
23.00 mi13:27:222:54:517:3610:40
8:31
+0:27
24M
24.00 mi13:35:413:03:107:388:19
8:19
-0:12
40K
24.85 mi13:43:033:10:327:407:22
8:37
+0:18
25.2M
25.20 mi13:46:233:13:527:423:20
9:40
+1:03
Finish
26.22 mi13:54:383:22:077:438:15
8:06
-1:34

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

6:45 /mi

Average Pace

7:43 /mi

Slowest Pace

9:40 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:52:04

55% of race

Time at Steady Pace

48:12

24% of race

Time at Slower Pace

41:51

21% of race

Average Pace: 7:43 /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 mi10:53:3020:596:4520:59
6:45
#5966
10K
6.21 mi11:15:2742:566:5521:57
7:04
#7233
15K
9.32 mi11:37:461:05:157:0022:19
7:11
#7763
20K
12.43 mi12:01:001:28:297:0723:14
7:29
#8312
Half
13.11 mi12:05:591:33:287:084:59
7:18
#8384
25K
15.53 mi12:24:351:52:047:1318:36
7:40
#8803
30K
18.64 mi12:50:112:17:407:2325:36
8:14
#9582
20M
20.00 mi13:01:432:29:127:2811:32
8:29
#9874
21M
21.00 mi13:10:402:38:097:328:57
8:57
#10101
35K
21.75 mi13:16:422:44:117:336:02
8:04
#10179
23M
23.00 mi13:27:222:54:517:3610:40
8:31
#10361
24M
24.00 mi13:35:413:03:107:388:19
8:19
#10491
40K
24.85 mi13:43:033:10:327:407:22
8:37
#10606
25.2M
25.20 mi13:46:233:13:527:423:20
9:40
#10677
Finish
26.22 mi13:54:383:22:077:438:15
8:06
#10769
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi59664704708988(Top 32%)1427(Top 12%)1427(Top 26%)
10K6.21 mi3.10 mi7233-1267754-284754-2848407(Top 30%)1151(Top 9%)1151(Top 21%)
15K9.32 mi3.11 mi7763-530917-163917-1638988(Top 32%)1427(Top 12%)1427(Top 26%)
20K12.43 mi3.11 mi8312-5491148-2311148-23110589(Top 37%)2257(Top 18%)2257(Top 41%)
Half13.11 mi0.68 mi8384-721183-351183-3510134(Top 36%)2040(Top 17%)2040(Top 37%)
25K15.53 mi2.42 mi8803-4191361-1781361-17811329(Top 40%)2757(Top 23%)2757(Top 50%)
30K18.64 mi3.11 mi9582-7791770-4091770-40913103(Top 46%)3881(Top 32%)3881(Top 71%)
20M20.00 mi1.36 mi9874-2921929-1591929-15913700(Top 48%)4349(Top 36%)4349(Top 80%)
21M21.00 mi1.00 mi10101-2272088-1592088-15913215(Top 47%)4214(Top 34%)4214(Top 77%)
35K21.75 mi0.75 mi10179-782150-622150-6212702(Top 45%)3985(Top 33%)3985(Top 73%)
23M23.00 mi1.25 mi10361-1822292-1422292-14213429(Top 47%)4481(Top 37%)4481(Top 82%)
24M24.00 mi1.00 mi10491-1302382-902382-9013371(Top 47%)4492(Top 37%)4492(Top 82%)
40K24.85 mi0.85 mi10606-1152472-902472-9014157(Top 50%)5037(Top 41%)5037(Top 92%)
25.2M25.20 mi0.35 mi10677-712523-512523-5115443(Top 54%)5767(Top 47%)5767(Top 105%)
Finish26.22 mi1.02 mi10769-922617-942617-9413564(Top 48%)4722(Top 39%)4722(Top 86%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 32%
×21story building
+97ft-345ft

Overall

8988

Females

1427

F18-39

1427

5K→10K

3.1 - 6.2 mi

Top 30%
×5story building
+79ft-138ft

Overall

8407

Females

1151

F18-39

1151

10K→15K

6.2 - 9.3 mi

Top 32%
×3story building
+67ft-78ft

Overall

8988

Females

1427

F18-39

1427

15K→20K

9.3 - 12.4 mi

Top 37%
×5story building
+106ft-86ft

Overall

10589

Females

2257

F18-39

2257

20K→Half

12.4 - 13.1 mi

Top 36%
×2story building
+19ft-37ft

Overall

10134

Females

2040

F18-39

2040

Half→25K

13.1 - 15.5 mi

Top 40%
×4story building
+66ft-88ft

Overall

11329

Females

2757

F18-39

2757

25K→30K

15.5 - 18.6 mi

Top 46%
×9story building
+181ft-148ft

Overall

13103

Females

3881

F18-39

3881

30K→20M

18.6 - 20.0 mi

Top 48%
×5story building
+64ft-50ft

Overall

13700

Females

4349

F18-39

4349

20M→21M

20.0 - 21.0 mi

Top 47%
×8story building
+106ft-24ft

Overall

13215

Females

4214

F18-39

4214

21M→35K

21.0 - 21.8 mi

Top 45%
×7story building
+17ft-86ft

Overall

12702

Females

3985

F18-39

3985

35K→23M

21.8 - 23.0 mi

Top 47%
×5story building
+23ft-63ft

Overall

13429

Females

4481

F18-39

4481

23M→24M

23.0 - 24.0 mi

Top 47%
×6story building
+12ft-82ft

Overall

13371

Females

4492

F18-39

4492

24M→40K

24.0 - 24.9 mi

Top 50%
×1story
+6ft-20ft

Overall

14157

Females

5037

F18-39

5037

40K→25.2M

24.9 - 25.2 mi

Top 54%
×1story
+13ft-16ft

Overall

15443

Females

5767

F18-39

5767

25.2M→Finish

25.2 - 26.2 mi

Top 48%
×2story building
+22ft-21ft

Overall

13564

Females

4722

F18-39

4722

Passing Analysis

Category:
Athletes Passed
586
Passed By
5385
Net Change
-4803
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#5966
5K → 10K191286-1267#5966#7233
10K → 15K30560-530#7233#7763
15K → 20K45594-549#7763#8312
20K → Half981-72#8312#8384
Half → 25K57476-419#8384#8803
25K → 30K72851-779#8803#9582
30K → 20M47338-292#9582#9874
20M → 21M52277-227#9874#10101
21M → 35K41118-78#10101#10179
35K → 23M67249-182#10179#10361
23M → 24M42172-130#10361#10491
24M → 40K35150-115#10491#10606
40K → 25.2M2596-71#10606#10677
25.2M → Finish45137-92#10677#10769
TOTALS5865385-4803
📊

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