Boston Marathon logo
BOSTON MARATHON 2025

Monet Seegmiller

Bib: 13427•F

UT

0:00
0:00
/ mi
Be the first to cheer!
Overall
#0 / 28404
Top 22%
Gender (Female)
#0 / 12228
Top 6%
Division (F18-39)
#0 / 5469
Top 11%
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
7:08/mi
22:10
↑ 97↓ 3451.5%
10K· 6.21 mi
7:06/mi
44:13
↑ 79↓ 1380.4%
15K· 9.32 mi
7:01/mi
1:06:01
↑ 67↓ 78
20K· 12.43 mi
7:06/mi
1:28:03
↑ 106↓ 860.1%
Half· 13.11 mi
6:59/mi
1:32:49
↑ 19↓ 370.5%
25K· 15.53 mi
7:03/mi
1:49:55
↑ 66↓ 880.2%
30K· 18.64 mi
7:07/mi
2:12:01
↑ 181↓ 1480.2%
20M
7:02/mi
2:21:34
↑ 64↓ 500.2%
21M
7:42/mi
2:29:16
↑ 106↓ 241.6%
35K· 21.75 mi
7:01/mi
2:34:31
↑ 17↓ 861.7%
23M
7:30/mi
2:43:54
↑ 23↓ 630.6%
24M
7:10/mi
2:51:04
↓ 821.3%
40K· 24.85 mi
7:00/mi
2:57:03
↓ 200.3%
25.2M
8:01/mi
2:59:49
↑ 13↓ 160.2%
Finish· 26.22 mi
6:44/mi
3:06:41
↑ 22↓ 21

The Course

Is this your race?

Claim it — unlock a deeper AI report on this race, free

A personalized Race Performance Report that goes beyond this page — emailed to you, built from your real splits.

Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:32:49
Pace7:05 /mi
2nd Half
Distance13.11 mi
Time1:33:52
Pace7:10 /mi
📊Positive Split: 1.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:51:4422:107:0822:10
7:08
-
10K
6.21 mi11:13:4744:137:0722:03
7:06
-0:02
15K
9.32 mi11:35:351:06:017:0521:48
7:01
-0:05
20K
12.43 mi11:57:371:28:037:0522:02
7:06
+0:05
Half
13.11 mi12:02:231:32:497:054:46
6:59
-0:07
25K
15.53 mi12:19:291:49:557:0517:06
7:03
+0:04
30K
18.64 mi12:41:352:12:017:0522:06
7:07
+0:04
20M
20.00 mi12:51:082:21:347:059:33
7:02
-0:05
21M
21.00 mi12:58:502:29:167:067:42
7:42
+0:40
35K
21.75 mi13:04:052:34:317:065:15
7:01
-0:41
23M
23.00 mi13:13:282:43:547:089:23
7:30
+0:29
24M
24.00 mi13:20:382:51:047:087:10
7:10
-0:20
40K
24.85 mi13:26:372:57:037:075:59
7:00
-0:10
25.2M
25.20 mi13:29:232:59:497:082:46
8:01
+1:01
Finish
26.22 mi13:36:153:06:417:086:52
6:44
-1:17

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

6:44 /mi

Average Pace

7:08 /mi

Slowest Pace

8:01 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:46:50

89% of race

Time at Steady Pace

17:05

9% of race

Time at Slower Pace

2:46

1% of race

Average Pace: 7:07 /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 mi10:51:4422:107:0822:10
7:08
#8930
10K
6.21 mi11:13:4744:137:0722:03
7:06
#8758
15K
9.32 mi11:35:351:06:017:0521:48
7:01
#8357
20K
12.43 mi11:57:371:28:037:0522:02
7:06
#8067
Half
13.11 mi12:02:231:32:497:054:46
6:59
#8030
25K
15.53 mi12:19:291:49:557:0517:06
7:03
#7762
30K
18.64 mi12:41:352:12:017:0522:06
7:07
#7223
20M
20.00 mi12:51:082:21:347:059:33
7:02
#6908
21M
21.00 mi12:58:502:29:167:067:42
7:42
#6745
35K
21.75 mi13:04:052:34:317:065:15
7:01
#6663
23M
23.00 mi13:13:282:43:547:089:23
7:30
#6565
24M
24.00 mi13:20:382:51:047:087:10
7:10
#6489
40K
24.85 mi13:26:372:57:037:075:59
7:00
#6351
25.2M
25.20 mi13:29:232:59:497:082:46
8:01
#6314
Finish
26.22 mi13:36:153:06:417:086:52
6:44
#6173
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi8930133913397740(Top 27%)949(Top 8%)949(Top 17%)
10K6.21 mi3.10 mi8758+1721277+621277+628664(Top 31%)1242(Top 10%)1242(Top 23%)
15K9.32 mi3.11 mi8357+4011142+1351142+1357740(Top 27%)949(Top 8%)949(Top 17%)
20K12.43 mi3.11 mi8067+2901045+971045+977469(Top 26%)914(Top 7%)914(Top 17%)
Half13.11 mi0.68 mi8030+371035+101035+107533(Top 27%)902(Top 7%)902(Top 16%)
25K15.53 mi2.42 mi7762+268960+75960+756671(Top 23%)772(Top 6%)772(Top 14%)
30K18.64 mi3.11 mi7223+539839+121839+1215404(Top 19%)533(Top 4%)533(Top 10%)
20M20.00 mi1.36 mi6908+315776+63776+634311(Top 15%)372(Top 3%)372(Top 7%)
21M21.00 mi1.00 mi6745+163760+16760+165657(Top 20%)799(Top 7%)799(Top 15%)
35K21.75 mi0.75 mi6663+82754+6754+65509(Top 19%)759(Top 6%)759(Top 14%)
23M23.00 mi1.25 mi6565+98761-7761-76601(Top 23%)1222(Top 10%)1222(Top 22%)
24M24.00 mi1.00 mi6489+76755+6755+65630(Top 20%)930(Top 8%)930(Top 17%)
40K24.85 mi0.85 mi6351+138738+17738+173941(Top 14%)491(Top 4%)491(Top 9%)
25.2M25.20 mi0.35 mi6314+37740-2740-26111(Top 22%)1269(Top 10%)1269(Top 23%)
Finish26.22 mi1.02 mi6173+141718+22718+224163(Top 15%)596(Top 5%)596(Top 11%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 27%
×21story building
+97ft-345ft

Overall

7740

Females

949

F18-39

949

5K→10K

3.1 - 6.2 mi

Top 31%
×5story building
+79ft-138ft

Overall

8664

Females

1242

F18-39

1242

10K→15K

6.2 - 9.3 mi

Top 27%
×3story building
+67ft-78ft

Overall

7740

Females

949

F18-39

949

15K→20K

9.3 - 12.4 mi

Top 26%
×5story building
+106ft-86ft

Overall

7469

Females

914

F18-39

914

20K→Half

12.4 - 13.1 mi

Top 27%
×2story building
+19ft-37ft

Overall

7533

Females

902

F18-39

902

Half→25K

13.1 - 15.5 mi

Top 23%
×4story building
+66ft-88ft

Overall

6671

Females

772

F18-39

772

25K→30K

15.5 - 18.6 mi

Top 19%
×9story building
+181ft-148ft

Overall

5404

Females

533

F18-39

533

30K→20M

18.6 - 20.0 mi

Top 15%
×5story building
+64ft-50ft

Overall

4311

Females

372

F18-39

372

20M→21M

20.0 - 21.0 mi

Top 20%
×8story building
+106ft-24ft

Overall

5657

Females

799

F18-39

799

21M→35K

21.0 - 21.8 mi

Top 19%
×7story building
+17ft-86ft

Overall

5509

Females

759

F18-39

759

35K→23M

21.8 - 23.0 mi

Top 23%
×5story building
+23ft-63ft

Overall

6601

Females

1222

F18-39

1222

23M→24M

23.0 - 24.0 mi

Top 20%
×6story building
+12ft-82ft

Overall

5630

Females

930

F18-39

930

24M→40K

24.0 - 24.9 mi

Top 14%
×1story
+6ft-20ft

Overall

3941

Females

491

F18-39

491

40K→25.2M

24.9 - 25.2 mi

Top 22%
×1story
+13ft-16ft

Overall

6111

Females

1269

F18-39

1269

25.2M→Finish

25.2 - 26.2 mi

Top 15%
×2story building
+22ft-21ft

Overall

4163

Females

596

F18-39

596

Passing Analysis

Category:
Athletes Passed
3081
Passed By
324
Net Change
+2757
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#8930
5K → 10K308136+172#8930#8758
10K → 15K42221+401#8758#8357
15K → 20K32030+290#8357#8067
20K → Half4710+37#8067#8030
Half → 25K28214+268#8030#7762
25K → 30K5456+539#7762#7223
30K → 20M3150+315#7223#6908
20M → 21M18017+163#6908#6745
21M → 35K919+82#6745#6663
35K → 23M13335+98#6663#6565
23M → 24M10327+76#6565#6489
24M → 40K1435+138#6489#6351
40K → 25.2M447+37#6351#6314
25.2M → Finish1487+141#6314#6173
TOTALS3081324+2757
📊

Passing Visuals

Category:
Loading...

🔄Passing Circle

Loading...

🌊Position Flow

Loading...

🏃Race Lanes

Loading...

Upload your GPX file

Supports Garmin, Apple Watch, Polar, Suunto, COROS, Strava, and other apps

.gpx files up to 10MB

Export Track Data

Download your race performance as a GPX or TCX file to import into Strava, Garmin Connect, or other fitness apps.

Questions or issues regarding timing data?

If you notice any discrepancies in your timing data or have questions about your results, our support team can help.

Contact Race Support

Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing